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位置：首页 > IC中文资料 > TCA9554

TCA9554价格

参考价格：￥4.7952

型号：TCA9554APWR 品牌：TI 备注：这里有TCA9554多少钱，2026年最近7天走势，今日出价，今日竞价，TCA9554批发/采购报价，TCA9554行情走势销售排行榜，TCA9554报价。
型号 功能描述 生产厂家 企业 LOGO 操作
TCA9554DWR

丝印代码：TCA9554；TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1• I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • Operating Power-Supply Voltage Range of 1.65 V to 5.5 V • 5-V Tolerant I/O Ports • 400-kHz Fast I2C Bus • Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus • Input and Output Config

TI

德州仪器

TCA9554DWR.A

丝印代码：TCA9554；TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1• I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • Operating Power-Supply Voltage Range of 1.65 V to 5.5 V • 5-V Tolerant I/O Ports • 400-kHz Fast I2C Bus • Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus • Input and Output Config

TI

德州仪器

TCA9554DWR.B

丝印代码：TCA9554；TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1• I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • Operating Power-Supply Voltage Range of 1.65 V to 5.5 V • 5-V Tolerant I/O Ports • 400-kHz Fast I2C Bus • Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus • Input and Output Config

TI

德州仪器

TCA9554DWT

丝印代码：TCA9554；TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1• I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • Operating Power-Supply Voltage Range of 1.65 V to 5.5 V • 5-V Tolerant I/O Ports • 400-kHz Fast I2C Bus • Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus • Input and Output Config

TI

德州仪器

TCA9554DWT.A

丝印代码：TCA9554；TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1• I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • Operating Power-Supply Voltage Range of 1.65 V to 5.5 V • 5-V Tolerant I/O Ports • 400-kHz Fast I2C Bus • Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus • Input and Output Config

TI

德州仪器

TCA9554DWT.B

丝印代码：TCA9554；TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1• I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • Operating Power-Supply Voltage Range of 1.65 V to 5.5 V • 5-V Tolerant I/O Ports • 400-kHz Fast I2C Bus • Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus • Input and Output Config

TI

德州仪器

TCA9554

TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1• I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • Operating Power-Supply Voltage Range of 1.65 V to 5.5 V • 5-V Tolerant I/O Ports • 400-kHz Fast I2C Bus • Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus • Input and Output Config

TI

德州仪器

TCA9554

具有中断、弱上拉和配置寄存器的 8 位 1.65V 至 5.5V I2C/SMBus I/O 扩展器

TCA9554 是一款 16 引脚器件，可为两线双向 I2C 总线（或 SMBus）协议提供 8 位通用并行输入和输出 (I/O) 扩展。该器件的工作电源电压范围为 1.65V 至 5.5V。器件支持 100kHz（标准模式）和 400kHz（快速模式）两种时钟频率。当开关、传感器、按钮、LED、风扇以及其他相似器件需要额外的 I/O 时，I/O 扩展器（如 TCA9554）可提供简单解决方案。\n\nTCA9554 的 功能 包括当输入端口状态发生变化时，在 INT 引脚上生成中断。硬件可选地址引脚 A0、A1 和 A2 最多允许 8 个 TCA9554 器件位于同一 I2C 总线上。该器件 • I2C 至并行端口扩展器\n• 开漏电路低电平有效中断输出\n• 1.65V 至 5.5V 的工作电源电压范围\n• 可耐受 5V 电压的 I/O 端口\n• 400kHz 快速 I2C 总线\n• 3 个硬件地址引脚可在 I2C/SMBus 上支持最多 8 个器件\n• 输入和输出配置寄存器\n• 极性反转寄存器\n• 内部加电复位\n• 低待机电流消耗 \n• 所用通道在加电时被配置为输入\n• 加电时无毛刺脉冲\n• SCL/SDA 输入端上的噪声滤波器\n• 具有最大高电流驱动能力的锁存输出，适用于直接驱动 LED\n• 锁断性能超过 100mA，符合 JESD 78 II 类规范;

TI

德州仪器

TCA9554

LOW VOLTAGE 8-BIT I2C AND SMBus I/O EXPANDER WITH INTERRUPT OUTPUT AND CONFIGURATION REGISTERS

文件：663.86 Kbytes Page：31 Pages

TI

德州仪器

TCA9554

Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

文件：1.342 Mbytes Page：39 Pages

TI

德州仪器

TCA9554

TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

文件：1.29808 Mbytes Page：38 Pages

TI

德州仪器

TCA9554ADWR

丝印代码：TCA9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554ADWR.A

丝印代码：TCA9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554ADWR.B

丝印代码：TCA9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554ADWT

丝印代码：TCA9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554ADWT.A

丝印代码：TCA9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554ADWT.B

丝印代码：TCA9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554A

具有中断、弱上拉和配置寄存器的 8 位 1.65V 至 5.5V I2C/SMBus I/O 扩展器

TCA9554A 是一款 16 引脚器件，可为两线双向 I2C 总线（或 SMBus）协议提供 8 位通用并行输入/输出 (I/O) 扩展。该器件的工作电源电压范围为 1.65V 至 5.5V。器件支持 100kHz（标准模式）和 400kHz（快速模式）两种时钟频率。当开关、传感器、按钮、LED、风扇以及其他相似器件需要额外的 I/O 时，I/O 扩展器（如 TCA9554A）可提供简单解决方案。\n\n当 输入 状态发生变化时，TCA9554A 可在 INT 引脚上生成中断。硬件可选地址引脚 A0、A1 和 A2 最多允许 8 个 TCA9554A 器件位于同一 I2C 总线上。该器件还可 • I2C 至并行端口扩展器\n• 开漏电路低电平有效中断输出\n• 1.65 V 至 5.5 V 的工作电源电压范围\n• 可耐受 5V 电压的 I/O 端口\n• 400kHz 快速 I2C 总线\n• 3 个硬件地址引脚可在 I2C/SMBus 上支持最多 8 个器件\n• 输入和输出配置寄存器\n• 极性反转寄存器\n• 内部加电复位\n• 待机流耗较低 \n• 所用通道在加电时被配置为输入\n• 加电时无毛刺脉冲\n• SCL/SDA 输入端上的噪声滤波器\n• 具有最大高电流驱动能力的锁存输出，适用于直接驱动 LED\n• 锁断性能超过 100mA （符合 JESD 78 Clas;

TI

德州仪器

TCA9554A

TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554ADBQR

丝印代码：9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554ADBQR.A

丝印代码：9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554ADBQR.B

丝印代码：9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554ADBQRG4

丝印代码：9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554ADBQRG4.A

丝印代码：9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554ADBQRG4.B

丝印代码：9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554ADBR

丝印代码：TD554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554ADBR.A

丝印代码：TD554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554ADBR.B

丝印代码：TD554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554APWR

TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554APWR.A

TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554APWR.B

TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554APWRG4

TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554APWRG4.A

TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554APWRG4.B

TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config

TI

德州仪器

TCA9554DBQR

丝印代码：9554；TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1• I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • Operating Power-Supply Voltage Range of 1.65 V to 5.5 V • 5-V Tolerant I/O Ports • 400-kHz Fast I2C Bus • Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus • Input and Output Config

TI

德州仪器

TCA9554DBQR.A

丝印代码：9554；TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1• I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • Operating Power-Supply Voltage Range of 1.65 V to 5.5 V • 5-V Tolerant I/O Ports • 400-kHz Fast I2C Bus • Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus • Input and Output Config

TI

德州仪器

TCA9554DBQR.B

丝印代码：9554；TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1• I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • Operating Power-Supply Voltage Range of 1.65 V to 5.5 V • 5-V Tolerant I/O Ports • 400-kHz Fast I2C Bus • Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus • Input and Output Config

TI

德州仪器

TCA9554DBR

丝印代码：TD554；TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1• I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • Operating Power-Supply Voltage Range of 1.65 V to 5.5 V • 5-V Tolerant I/O Ports • 400-kHz Fast I2C Bus • Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus • Input and Output Config

TI

德州仪器

TCA9554DBR.A

丝印代码：TD554；TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1• I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • Operating Power-Supply Voltage Range of 1.65 V to 5.5 V • 5-V Tolerant I/O Ports • 400-kHz Fast I2C Bus • Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus • Input and Output Config

TI

德州仪器

TCA9554DBR.B

丝印代码：TD554；TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1• I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • Operating Power-Supply Voltage Range of 1.65 V to 5.5 V • 5-V Tolerant I/O Ports • 400-kHz Fast I2C Bus • Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus • Input and Output Config

TI

德州仪器

TCA9554PWR

TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1• I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • Operating Power-Supply Voltage Range of 1.65 V to 5.5 V • 5-V Tolerant I/O Ports • 400-kHz Fast I2C Bus • Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus • Input and Output Config

TI

德州仪器

TCA9554PWR.A

TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1• I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • Operating Power-Supply Voltage Range of 1.65 V to 5.5 V • 5-V Tolerant I/O Ports • 400-kHz Fast I2C Bus • Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus • Input and Output Config

TI

德州仪器

TCA9554PWR.B

TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1• I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • Operating Power-Supply Voltage Range of 1.65 V to 5.5 V • 5-V Tolerant I/O Ports • 400-kHz Fast I2C Bus • Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus • Input and Output Config

TI

德州仪器

TCA9554PWRG4

TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1• I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • Operating Power-Supply Voltage Range of 1.65 V to 5.5 V • 5-V Tolerant I/O Ports • 400-kHz Fast I2C Bus • Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus • Input and Output Config

TI

德州仪器

TCA9554PWRG4.A

TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1• I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • Operating Power-Supply Voltage Range of 1.65 V to 5.5 V • 5-V Tolerant I/O Ports • 400-kHz Fast I2C Bus • Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus • Input and Output Config

TI

德州仪器

TCA9554PWRG4.B

TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

1 Features 1• I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • Operating Power-Supply Voltage Range of 1.65 V to 5.5 V • 5-V Tolerant I/O Ports • 400-kHz Fast I2C Bus • Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus • Input and Output Config

TI

德州仪器

TCA9554_15

TCA9554 Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

文件：1.29808 Mbytes Page：38 Pages

TI

德州仪器

TCA9554_16

Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

文件：1.342 Mbytes Page：39 Pages

TI

德州仪器

TCA9554A

LOW VOLTAGE 8-BIT I2C AND SMBus I/O EXPANDER

文件：506.91 Kbytes Page：33 Pages

TI

德州仪器

TCA9554A

TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

文件：1.29803 Mbytes Page：38 Pages

TI

德州仪器

TCA9554A

Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

文件：1.34195 Mbytes Page：39 Pages

TI

德州仪器

TCA9554A_15

TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

文件：1.29803 Mbytes Page：38 Pages

TI

德州仪器

TCA9554A_16

Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

文件：1.34195 Mbytes Page：39 Pages

TI

德州仪器

TCA9554ADBQR

TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

文件：1.29803 Mbytes Page：38 Pages

TI

德州仪器

TCA9554ADBQR

Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

文件：1.34195 Mbytes Page：39 Pages

TI

德州仪器

TCA9554ADBR

TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

文件：1.29803 Mbytes Page：38 Pages

TI

德州仪器

TCA9554ADBR

Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

文件：1.34195 Mbytes Page：39 Pages

TI

德州仪器

TCA9554ADBR

封装/外壳：16-SSOP（0.209"，5.30mm 宽） 包装：卷带（TR）剪切带（CT）Digi-Reel® 得捷定制卷带 描述：IC SMBUS I/O EXPANDER I2C 16SSOP 集成电路（IC） I/O 扩展器

TI

德州仪器

TCA9554ADWR

封装/外壳：16-SOIC（0.295"，7.50mm 宽） 包装：管件 描述：IC I/O EXPANDER I2C 8BIT 16-SOIC 集成电路（IC） I/O 扩展器

TI

德州仪器

TCA9554ADWR

Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

文件：1.34195 Mbytes Page：39 Pages

TI

德州仪器

TCA9554产品属性

  • 类型

    描述

  • Features：

    Configuration registers

  • Supply voltage (Min) (V)：

    1.65

  • Supply voltage (Max) (V)：

    5.5

  • Addresses：

    8

  • Rating：

    Catalog

  • Frequency (Max) (kHz)：

    400

  • Operating temperature range (C)：

    -40 to 85

TCA9554供应商更多...

更新时间：2026-5-14 12:00:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
深圳市盈慧通电子有限公司
TCA9554DWR
TI(德州仪器)
2511
SOIC-16
4945
电子元器件采购降本30%!原厂直采,砍掉中间差价
询价
中天科工半导体（深圳）有限公司
TCA9554DWR
TI
20+
NA
53650
TI原装主营-可开原型号增税票
询价
深圳市宇创芯科技有限公司
TCA9554DWR
TI/德州仪器
24+
SOIC-16
9600
原装现货,优势供应,支持实单!
询价
深圳诚思涵科技有限公司
TCA9554DWR
TI/德州仪器
23+
SOIC-16
5000
只有原装,欢迎来电咨询!
询价
深圳市璇晨芯科技有限公司
TCA9554DWR
TI/德州仪器
26+
原厂封装
10280
询价
深圳市赛特兴科技有限公司
TCA9554DWR
TI/德州仪器
23+
SOIC-16
9990
正规渠道,只有原装!
询价
深圳市冠亿通科技有限公司
TCA9554DWR
Texas Instruments
24+25+
16500
全新原厂原装现货!受权代理!可送样可提供技术支持!
询价
深圳市高捷芯城科技有限公司
TCA9554DWR
TI
25+
SOIC16
18746
样件支持,可原厂排单订货!
询价
深圳市得捷芯城科技有限公司
TCA9554DWR
TI
25+
SOIC16
18798
正规渠道,免费送样。支持账期,BOM一站式配齐
询价
深圳市河锋鑫科技有限公司
TCA9554DWR
TI
22+
9000
原厂渠道,现货配单
询价

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