型号 功能描述 生产厂家 企业 LOGO 操作
SN54HCT257

Quadruple 2-Line to 1-Line Data Select RS/Multiplexers With 3-State Outputs

1 Features • Operating voltage range of 4.5 V to 5.5 V • High-current3-state outputs interface directly with system bus • Typical tpd = 17 ns • Low power consumption, 80-μA max ICC • ±6-mA output drive at 5 V • Low input current of 1 μA max • Inputs are TTL-voltage compatible • Provide bu

TI

德州仪器

SN54HCT257

QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS

TI

德州仪器

SN54HCT257

QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS

文件:272.65 Kbytes Page:9 Pages

TI

德州仪器

SN54HCT257

QUADRUPLE 2 LINE TO 1 LINE DATA SELECTORS/ MULTIPLEXERS WITH 3 STATE OUTPUTS

文件:267.33 Kbytes Page:8 Pages

TI

德州仪器

SN54HCT257

QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS

文件:462.75 Kbytes Page:13 Pages

TI

德州仪器

QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS

文件:462.75 Kbytes Page:13 Pages

TI

德州仪器

High-Speed CMOS Logic Quad 2-Input Multiplexer with Three-State Non-Inverting Outputs

Features • Buffered Inputs • Typical Propagation Delay ( In to Output ) = 12ns at VCC = 5V, CL = 15pF, TA = 25oC • Fanout (Over Temperature Range) - Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads - Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads • Wide Operating T

TI

德州仪器

HCT257 QUAD 2 CHANNEL MULTIPLEXER 3-STATE HCT258 QUAD 2 CHANNEL MULTIPLEXER 3-STATE, INVERTING

DESCRIPTION The M54/74HCT257 and the M54/74HCT258 are high speed CMOS MULTIPLEXERs fabricated with silicon gate C2MOS technology. They have the same high speed performance of LSTTL combined with true CMOS low power consumption. ■ HIGH SPEED tPD = 16 ns (TYP.) at VCC = 5 V ■ LOW POWER DISSIPATI

STMICROELECTRONICS

意法半导体

High-Speed CMOS Logic Quad 2-Input Multiplexer with Three-State Non-Inverting Outputs

文件:276.13 Kbytes Page:12 Pages

TI

德州仪器

更新时间:2025-11-18 19:09:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
TI
20+
CDIP
19570
原装优势主营型号-可开原型号增税票
TI
10+
CDIP
8
一级代理,专注军工、汽车、医疗、工业、新能源、电力
TI
21+
DIP20
2236
只做原装,一定有货,不止网上数量,量多可订货!
TI/TEXAS
NEW
原厂封装
8931
代理全系列销售, 全新原装正品,价格优势,长期供应,量大可订
TI/德州仪器
22+
CDIP
12245
现货,原厂原装假一罚十!
TI/德州仪器
2023+
CDIP20
6985
专注全新正品,优势现货供应
TI/德州仪器
24+
DIP20
482
只供应原装正品 欢迎询价
TI
23+
CDIP20
7510
绝对全新原装!优势供货渠道!特价!请放心订购!
TI
25+
金封圆帽
18000
原厂直接发货进口原装
TI/德州仪器
23+
DIP20
3000
原装渠道现货库存价格优势

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