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N74456D-T PDF预览

N74456D-T

更新时间: 2024-09-24 21:18:39
品牌 Logo 应用领域
恩智浦 - NXP 驱动光电二极管输出元件逻辑集成电路
页数 文件大小 规格书
7页 150K
描述
IC F/FAST SERIES, 8-BIT DRIVER, TRUE OUTPUT, PDSO24, PLASTIC, SO-24, Bus Driver/Transceiver

N74456D-T 技术参数

生命周期:Active零件包装代码:SOIC
包装说明:SOP,针数:24
Reach Compliance Code:unknown风险等级:5.53
系列:F/FASTJESD-30 代码:R-PDSO-G24
JESD-609代码:e4长度:15.4 mm
逻辑集成电路类型:BUS DRIVER位数:8
功能数量:1端口数量:2
端子数量:24最高工作温度:70 °C
最低工作温度:输出特性:3-STATE
输出极性:TRUE封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE传播延迟(tpd):7.5 ns
认证状态:Not Qualified座面最大高度:2.65 mm
最大供电电压 (Vsup):5.5 V最小供电电压 (Vsup):4.5 V
标称供电电压 (Vsup):5 V表面贴装:YES
技术:TTL温度等级:COMMERCIAL
端子面层:NICKEL PALLADIUM GOLD端子形式:GULL WING
端子节距:1.27 mm端子位置:DUAL
宽度:7.5 mmBase Number Matches:1

N74456D-T 数据手册

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Philips Semiconductors  
Product specification  
Buffers/Drivers  
74F455, 74F456  
74F455 Octal Buffer/Driver with Parity, Inverting (3-State)  
74F456 Octal Buffer/Driver with Parity, Non-Inverting (3-State)  
FEATURES  
DESCRIPTION  
The 74F455 and 74F456 are octal buffers and line drivers with parity  
generation/checking designed to be employed as memory address  
drivers, clock drivers and bus-oriented transmitters/receivers. These  
parts include parity generator/checker to improve PC board density.  
High impedance NPN base inputs for reduced loading  
(40µA in High and Low states)  
74F455 combines 74F240 and 74F280A functions in one package  
74F456 combines 74F244 and 74F280A functions in one package  
TYPICAL  
74F455 and 74F456 are center pin versions of the 74F655A and  
TYPICAL SUPPLY CURRENT  
PROPAGATION  
DELAY  
TYPE  
(TOTAL)  
74F656A, respectively.  
74F455 Inverting  
74F455  
74F456  
6.5ns  
7.5ns  
64mA  
64mA  
74F456 Non-Inverting  
3-State outputs sink 64mA and source 15mA  
24-pin plastic Slim DIP (300 mil) package  
Broadside pinout simplifies PC board layout  
ORDERING INFORMATION  
COMMERCIAL RANGE  
DESCRIPTION  
V
CC  
= 5V ±10%, T  
= 0°C to +70°C  
amb  
24-pin plastic Slim DIP  
(300mil)  
N74F455N, N74456N  
24-pin plastic SOL  
N74F455D, N74456D  
INPUT AND OUTPUT LOADING AND FAN-OUT TABLE  
74F(U.L.)  
LOAD VALUE  
HIGH/LOW  
PINS  
DESCRIPTION  
HIGH/LOW  
2.0/0.066  
1.0/0.033  
1.0/0.033  
750/106.7  
750/106.7  
750/106.7  
D0–D7  
PI  
Data inputs  
Parity input  
40µA/40µA  
20µA/20µA  
20µA/20µA  
15mA/64mA  
15mA/64mA  
15mA/64mA  
OE0, OE1  
ΣE, ΣO  
Output Enable inputs (active Low)  
Parity outputs  
Q0–Q7  
Q0–Q7  
Data outputs (75F455)  
Data outputs (75F456)  
NOTE: One (1.0) FAST Unit Load (U.L.) is defined as 20µA in the High state and 0.6mA in the Low state.  
PIN CONFIGURATION – 74F455  
PIN CONFIGURATION – 74F456  
ΣO  
ΣE  
ΣO  
ΣE  
OE0  
OE1  
OE0  
OE1  
1
2
3
4
5
24  
23  
22  
21  
20  
1
2
3
4
5
24  
23  
22  
21  
20  
Q0  
Q1  
Q2  
Q0  
Q1  
Q2  
PI  
D0  
D1  
PI  
D0  
D1  
D2  
D2  
6
7
19 GND  
18 GND  
6
7
19 GND  
18 GND  
V
V
CC  
CC  
D3  
D4  
D5  
D6  
D7  
Q3  
Q4  
Q5  
Q6  
Q7  
D3  
D4  
D5  
D6  
D7  
Q3  
Q4  
Q5  
Q6  
Q7  
8
17  
16  
15  
14  
13  
8
17  
16  
15  
14  
13  
9
9
10  
11  
12  
10  
11  
12  
SF00958  
SF00969  
1
1990 Nov 26  
853–0371 01122  

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