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MM74HC245ASJX PDF预览

MM74HC245ASJX

更新时间: 2024-09-30 22:21:47
品牌 Logo 应用领域
飞兆/仙童 - FAIRCHILD /
页数 文件大小 规格书
8页 107K
描述
Octal 3-STATE Transceiver

MM74HC245ASJX 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Transferred零件包装代码:SOP
包装说明:SOP, SOP20,.3针数:20
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:6.97
控制类型:COMMON CONTROL计数方向:BIDIRECTIONAL
系列:HC/UHJESD-30 代码:R-PDSO-G20
JESD-609代码:e3长度:12.6 mm
逻辑集成电路类型:BUS TRANSCEIVER最大I(ol):0.006 A
湿度敏感等级:1位数:8
功能数量:1端口数量:2
端子数量:20最高工作温度:85 °C
最低工作温度:-40 °C输出特性:3-STATE
输出极性:TRUE封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装等效代码:SOP20,.3
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
包装方法:TAPE AND REEL峰值回流温度(摄氏度):260
电源:2/6 VProp。Delay @ Nom-Sup:23 ns
传播延迟(tpd):135 ns认证状态:Not Qualified
座面最大高度:2.1 mm子类别:Bus Driver/Transceivers
最大供电电压 (Vsup):6 V最小供电电压 (Vsup):2 V
标称供电电压 (Vsup):5 V表面贴装:YES
技术:CMOS温度等级:INDUSTRIAL
端子面层:Matte Tin (Sn)端子形式:GULL WING
端子节距:1.27 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED翻译:N/A
宽度:5.3 mmBase Number Matches:1

MM74HC245ASJX 数据手册

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September 1983  
Revised May 2005  
MM74HC245A  
Octal 3-STATE Transceiver  
General Description  
Features  
The MM74HC245A 3-STATE bidirectional buffer utilizes  
advanced silicon-gate CMOS technology, and is intended  
for two-way asynchronous communication between data  
buses. It has high drive current outputs which enable high  
speed operation even when driving large bus capaci-  
tances. This circuit possesses the low power consumption  
and high noise immunity usually associated with CMOS cir-  
cuitry, yet has speeds comparable to low power Schottky  
TTL circuits.  
Typical propagation delay: 13 ns  
Wide power supply range: 2–6V  
Low quiescent current: 80 A maximum (74 HC)  
3-STATE outputs for connection to bus oriented systems  
High output drive: 6 mA (minimum)  
Same as the 645  
This device has an active LOW enable input G and a direc-  
tion 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 MM74HC245A  
transfers true data from one bus to the other.  
This device can drive up to 15 LS-TTL Loads, and does not  
have Schmitt trigger inputs. All inputs are protected from  
damage due to static discharge by diodes to VCC and  
ground.  
Ordering Code:  
Order Number  
MM74HC245AWM  
MM74HC245ASJ  
MM74HC245AMTC  
MM74HC245AN  
Package Number  
M20B  
Package Description  
20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300" Wide  
20-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide  
20-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm Wide  
20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300" Wide  
M20D  
MTC20  
N20A  
Devices also available in Tape and Reel. Specify by appending the suffix letter Xto the ordering code.  
Connection Diagram  
Truth Table  
Pin Assignments for DIP, SOIC, SOP and TSSOP  
Control  
Inputs  
Operation  
G
L
DIR  
L
H
X
B data to A bus  
A data to B bus  
Isolation  
L
H
H
L
X
HIGH Level  
LOW Level  
Irrelevant  
Top View  
© 2005 Fairchild Semiconductor Corporation  
DS005165  
www.fairchildsemi.com  

MM74HC245ASJX 替代型号

型号 品牌 替代类型 描述 数据表
MM74HC245ASJ FAIRCHILD

完全替代

Octal 3-STATE Transceiver

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