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DM74AS640集成電路(IC)的緩沖器驅動器接收器收發(fā)器規(guī)格書PDF中文資料

DM74AS640
廠商型號

DM74AS640

參數屬性

DM74AS640 封裝/外殼為20-SOIC(0.295",7.50mm 寬);包裝為卷帶(TR);類別為集成電路(IC)的緩沖器驅動器接收器收發(fā)器;產品描述:IC TXRX INVERT 5.5V 20SOIC

功能描述

3-STATE Octal Bus Transceiver

封裝外殼

20-SOIC(0.295",7.50mm 寬)

文件大小

52.33 Kbytes

頁面數量

5

生產廠商 Fairchild Semiconductor
企業(yè)簡稱

Fairchild仙童半導體

中文名稱

飛兆/仙童半導體公司官網

原廠標識
數據手冊

下載地址一下載地址二到原廠下載

更新時間

2025-3-26 8:30:00

人工找貨

DM74AS640價格和庫存,歡迎聯(lián)系客服免費人工找貨

DM74AS640規(guī)格書詳情

General Description

This advanced Schottky device contains 8 pairs of 3-STATE logic elements configured as octal bus transceiver. This circuit is designed for use in memory, microprocessor systems and in asynchronous bidirectional data buses. This device transmits data from the A bus to the B bus, or vice versa, depending upon the logic level of the direction control input (DIR). The enable input (G) can be used to disable the devices, effecting isolation of buses A and B.

The 3-STATE circuitry also contains a protection feature that prevents these transceivers from glitching the bus during power-up or power-down.

Features

■ Switching specifications at 50 pF

■ Switching specifications guaranteed over full temperature and VCC range

■ Advanced oxide-isolated, ion-implanted Schottky TTL process

■ Functionally and pin for pin compatible with Schottky,

low power Schottky, and advanced low power Schottky TTL counterpart

■ Improved AC performance over Schottky, low power

Schottky, and advanced low power Schottky counter parts

■ 3-STATE outputs independently controlled on A and B buses

■ Low output impedance drive to drive terminated

transmission lines to 133?

■ Specified to interface with CMOS at VOH = VCC ? 2V

產品屬性

  • 產品編號:

    DM74AS640WMX

  • 制造商:

    onsemi

  • 類別:

    集成電路(IC) > 緩沖器,驅動器,接收器,收發(fā)器

  • 系列:

    74AS

  • 包裝:

    卷帶(TR)

  • 邏輯類型:

    收發(fā)器,反相

  • 每個元件位數:

    8

  • 輸出類型:

    三態(tài)

  • 電流 - 輸出高、低:

    15mA,64mA

  • 電壓 - 供電:

    4.5V ~ 5.5V

  • 工作溫度:

    0°C ~ 70°C(TA)

  • 安裝類型:

    表面貼裝型

  • 封裝/外殼:

    20-SOIC(0.295",7.50mm 寬)

  • 供應商器件封裝:

    20-SOIC

  • 描述:

    IC TXRX INVERT 5.5V 20SOIC

供應商 型號 品牌 批號 封裝 庫存 備注 價格
FAIRCHILD
24+
35200
一級代理/放心采購
詢價
onsemi(安森美)
23+
PDIP20
7350
現(xiàn)貨供應,當天可交貨!免費送樣,原廠技術支持!!!
詢價
NS
23+
NA/
3262
原裝現(xiàn)貨,當天可交貨,原型號開票
詢價
NS
23+
NA
20000
全新原裝假一賠十
詢價
FSC/ON
23+
原包裝原封 □□
3114
原裝進口特價供應 QQ 1304306553 更多詳細咨詢 庫存
詢價
NAT
1995
500
原裝正品現(xiàn)貨庫存價優(yōu)
詢價
onsemi
24+
20-SOIC(0.295 7.50mm 寬)
9350
獨立分銷商 公司只做原裝 誠心經營 免費試樣正品保證
詢價
FAIRCHILD
23+
NA
19960
只做進口原裝,終端工廠免費送樣
詢價
國辦
20+
DIP20P
36800
原裝優(yōu)勢主營型號-可開原型號增稅票
詢價
NS
22+
DIP
8000
原裝正品支持實單
詢價