TCA8418 I2C Controlled Keypad Scan IC With Integrated ESD Protection

1 Features 1. Operating Power-Supply Voltage Range of 1.65-V to 3.6-V . Supports 80 Buttons With Use of 18 GPIOs . Supports QWERTY Keypad Operation Plus GPIO Expansion . Low Standby (Idle) Current Consumption: 3 μA . Supports 1-MHz Fast Mode Plus I2C Bus . 10 Byte FIFO to Store 10 Key Pres

具有中断、复位和 80 键支持的 18 位 1.65 至 3.6V 1MHz I2C/SMBus 键盘扫描仪

TCA8418 是一款具有集成 ESD 保护的键盘扫描器件。它能够在 1.65V 至 3.6V 电源电压下运行，具有 18 个 GPIO。这些 GPIO 可通过 I2C 接口支持多达 80 个按键。\n\n按键控制器可对输入进行消抖以及保持用于存储按键按压和释放事件的 10 字节 FIFO。该 FIFO 借助溢出绕回功能可存储多达 10 个按键事件。中断 (INT) 输出可配置为在发生按键按压和按键释放事件时，或这些事件达到最大速率时报警。 • 工作电源电压范围：1.65V 至 3.6V\n• 可借助 18 个通用输入输出 (GPIO) 支持 80 个按钮\n• 支持 QWERTY 键盘操作和通用输入输出 (GPIO) 扩展\n• 低待机（空闲）电流消耗：3µA\n• 支持 1MHz 快速模式加上 I2C 总线\n• 10 字节先入先出 (FIFO) 可存储 10 次按键按压和释放操作\n• 开漏电路低电平有效中断输出\n• 集成消抖时间为 50µs \n• 施密特触发器操作可在 SCL 和 SDA 输入端实现缓慢输入转换和更好的开关噪声抗扰度：1.8V 时的 Vhys 典型值为 0.18V \n• 锁断性能超过 200mA，符合;

I2C CONTROLLED KEYPAD SCAN IC WITH INTEGRATED ESD PROTECTION

文件：853.03 Kbytes Page：37 Pages

TCA8418E I2C Controlled Keypad Scan IC With Integrated ESD Protection

1 Features • Operating Power-Supply Voltage Range of 1.65-V to 3.6-V • ±15-kV Human Body Model High Voltage ESD (GPIO lines) • Supports 80 Buttons With Use of 18 GPIOs • Supports QWERTY Keypad Operation Plus GPIO Expansion • Low Standby (Idle) Current Consumption: 3 μA • Supports 1-MHz Fa

具有中断、复位和 80 键支持的 18 位 1.65 至 3.6V 1MHz I2C/SMBus 键盘扫描仪

The TCA8418E is a keypad scan device with integrated ESD protection. It can operate from 1.65 V to 3.6 V and has 18 general purpose inputs/outputs (GPIO) that can be used to support up to 80 keys via the I2C interface.The TCA8418E saves power and bandwidths since it handles the keypad scanning algor • Operating Power-Supply Voltage Range of 1.65-V to 3.6-V\n• Supports 80 Buttons With Use of 18 GPIOs\n• Low Standby (Idle) Current Consumption: 3 µA\n• 10-Byte FIFO to Store 10 Key Presses and Releases\n• Integrated Debounce Time of 50 µs\n• Latch-Up Performance Exceeds 200 mA Per JESD 78, Class II;

丝印代码：592；TCA8418E I2C Controlled Keypad Scan IC With Integrated ESD Protection

1 Features • Operating Power-Supply Voltage Range of 1.65-V to 3.6-V • ±15-kV Human Body Model High Voltage ESD (GPIO lines) • Supports 80 Buttons With Use of 18 GPIOs • Supports QWERTY Keypad Operation Plus GPIO Expansion • Low Standby (Idle) Current Consumption: 3 μA • Supports 1-MHz Fa

丝印代码：592；TCA8418E I2C Controlled Keypad Scan IC With Integrated ESD Protection

1 Features • Operating Power-Supply Voltage Range of 1.65-V to 3.6-V • ±15-kV Human Body Model High Voltage ESD (GPIO lines) • Supports 80 Buttons With Use of 18 GPIOs • Supports QWERTY Keypad Operation Plus GPIO Expansion • Low Standby (Idle) Current Consumption: 3 μA • Supports 1-MHz Fa

丝印代码：PZ418；TCA8418 I2C Controlled Keypad Scan IC With Integrated ESD Protection

1 Features 1. Operating Power-Supply Voltage Range of 1.65-V to 3.6-V . Supports 80 Buttons With Use of 18 GPIOs . Supports QWERTY Keypad Operation Plus GPIO Expansion . Low Standby (Idle) Current Consumption: 3 μA . Supports 1-MHz Fast Mode Plus I2C Bus . 10 Byte FIFO to Store 10 Key Pres

丝印代码：PZ418；TCA8418 I2C Controlled Keypad Scan IC With Integrated ESD Protection

1 Features 1. Operating Power-Supply Voltage Range of 1.65-V to 3.6-V . Supports 80 Buttons With Use of 18 GPIOs . Supports QWERTY Keypad Operation Plus GPIO Expansion . Low Standby (Idle) Current Consumption: 3 μA . Supports 1-MHz Fast Mode Plus I2C Bus . 10 Byte FIFO to Store 10 Key Pres

丝印代码：PZ418；TCA8418 I2C Controlled Keypad Scan IC With Integrated ESD Protection

1 Features 1. Operating Power-Supply Voltage Range of 1.65-V to 3.6-V . Supports 80 Buttons With Use of 18 GPIOs . Supports QWERTY Keypad Operation Plus GPIO Expansion . Low Standby (Idle) Current Consumption: 3 μA . Supports 1-MHz Fast Mode Plus I2C Bus . 10 Byte FIFO to Store 10 Key Pres

丝印代码：PZ418；TCA8418 I2C Controlled Keypad Scan IC With Integrated ESD Protection

1 Features 1. Operating Power-Supply Voltage Range of 1.65-V to 3.6-V . Supports 80 Buttons With Use of 18 GPIOs . Supports QWERTY Keypad Operation Plus GPIO Expansion . Low Standby (Idle) Current Consumption: 3 μA . Supports 1-MHz Fast Mode Plus I2C Bus . 10 Byte FIFO to Store 10 Key Pres

I2C Controlled Keypad Scan IC

文件：1.26857 Mbytes Page：54 Pages

I2C CONTROLLED KEYPAD SCAN IC WITH INTEGRATED ESD PROTECTION

文件：657.36 Kbytes Page：35 Pages

I2C Controlled Keypad Scan IC With Integrated ESD Protection

文件：1.1395 Mbytes Page：50 Pages

I2C Controlled Keypad Scan IC With Integrated ESD Protection

文件：1.1395 Mbytes Page：50 Pages

I2C Controlled Keypad Scan IC

文件：1.26857 Mbytes Page：54 Pages

封装/外壳：25-XFBGA，DSBGA 包装：卷带（TR）剪切带（CT）Digi-Reel® 得捷定制卷带 描述：IC INTFACE SPECIALIZED 25DSBGA 集成电路（IC） 专用

I2C CONTROLLED KEYPAD SCAN IC WITH INTEGRATED ESD PROTECTION

文件：853.03 Kbytes Page：37 Pages

I2C Controlled Keypad Scan IC

文件：1.26857 Mbytes Page：54 Pages

封装/外壳：24-WFQFN 裸露焊盘 包装：卷带（TR）剪切带（CT）Digi-Reel® 得捷定制卷带 描述：IC INTERFACE SPECIALIZED 24WQFN 集成电路（IC） 专用

I2C CONTROLLED KEYPAD SCAN IC WITH INTEGRATED ESD PROTECTION

文件：853.03 Kbytes Page：37 Pages

Fast high-voltage soft-recovery rectifiers

DESCRIPTION Rugged glass package, using a high temperature alloyed construction. This package is hermetically sealed and fatigue free as coefficients of expansion of all used parts are matched. The package is designed to be used in an insulating medium such as resin, oil or SF6 gas. FEATURES