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型号 功能描述 生产厂家 企业 LOGO 操作
HD74HC643

Octal Bus Transceivers (with 3-state outputs)

Description Each device has an active enable G and a direction control input, DIR. when DIR is high, data flows from the A inputs to the B outputs. When DIR is low, data flows from the B inputs to the A outputs. The HD74HC640 transfers inverted data from one bus to other and the HD74HC643 transfe

HITACHIHitachi Semiconductor

日立日立公司

HD74HC643

Octal Bus Transceivers (with 3-state outputs)

Description Each device has an active enable G and a direction control input, DIR. When DIR is high, data flows from the A inputs to the B outputs. When DIR is low, data flows from the B inputs to the A outputs. The HD74HC640 transfers inverted data from one bus to other and the HD74HC643 transfe

RENESAS

瑞萨

Octal Bus Transceivers (with 3-state outputs)

Description Each device has an active enable G and a direction control input, DIR. When DIR is high, data flows from the A inputs to the B outputs. When DIR is low, data flows from the B inputs to the A outputs. The HD74HC640 transfers inverted data from one bus to other and the HD74HC643 transfe

RENESAS

瑞萨

OCTAL BUS TRANSCEIVER WITH 3 STATE OUTPUTS INVERTING/NON INVERTING

DESCRIPTION The M54/74HC245, HC640 and HC643 utilise silicon gate C2MOS technology to achive operating speeds equivalent to LSTTL devices. Along with the low power dissipation and high noise immunity of standards C2MOS integrated circuit, it possesses the capability to drive 15 LSTTL loads. The

STMICROELECTRONICS

意法半导体

OCTAL BUS TRANSCEIVER WITH 3 STATE OUTPUTS INVERTING/NON INVERTING

DESCRIPTION The M54/74HC245, HC640 and HC643 utilise silicon gate C2MOS technology to achive operating speeds equivalent to LSTTL devices. Along with the low power dissipation and high noise immunity of standards C2MOS integrated circuit, it possesses the capability to drive 15 LSTTL loads. The

STMICROELECTRONICS

意法半导体

Inverting Octal TRI-STATE Transceiver

文件:145.22 Kbytes Page:6 Pages

NSC

国半

Inverting Octal TRI-STATE Transceiver

文件:145.22 Kbytes Page:6 Pages

NSC

国半

更新时间:2026-8-1 11:21:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
HUAHONG/华虹
2450+
SOT23-5
6540
只做原厂原装正品终端客户免费申请样品
CSST
23+
QFN
10000
原厂授权一级代理,专业海外优势订货,价格优势、品种
26+
N/A
56000
一级代理-主营优势-实惠价格-不悔选择
HL(豪林)
2447
TO-252-2(DPAK)
105000
2500个/圆盘一级代理专营品牌!原装正品,优势现货,
HD/海德频率
23+
SOT23-5
6500
专注配单,只做原装进口现货
CSST
23+
QFN
50000
全新原装正品现货,支持订货
HITACHI
23+
QFP-144
5500
现货,全新原装
HITACHI
24+
QFP-144
20
HITACHI
2000
QFP-144
20
原装现货海量库存欢迎咨询
FLIR Commercial Systems- Inc.
2022+
1
全新原装 货期两周

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