参数资料
型号: MC74AC323DW
厂商: ON SEMICONDUCTOR
元件分类: 计数移位寄存器
英文描述: AC SERIES, 8-BIT BIDIRECTIONAL PARALLEL IN PARALLEL OUT SHIFT REGISTER, TRUE OUTPUT, PDSO20
封装: PLASTIC, SOIC-20
文件页数: 1/12页
文件大小: 98K
代理商: MC74AC323DW
8Input Universal Shift/Storage
Register with Synchronous
Reset and Common I/O Pins
The MC74AC323/74ACT323 is an 8-bit universal shift/storage
register with3-state outputs. Its function is similar to the
MC74AC299/74ACT299 with the exception of Synchronous Reset.
Parallel load inputs and flip-flop outputs are multiplexed to
minimize pin count. Separate serial inputs and outputs are provided
for Q0 and Q7 to allow easy cascading. Four operation modes are
possible: hold (store), shift left, shift right and parallel load.
Common Parallel I/O for Reduced Pin Count
Additional Serial Inputs and Outputs for Expansion
Four Operating Modes: Shift Left, Shift Right, Load and Store
3-State Outputs for Bus-Oriented Applications
Outputs Source/Sink 24 mA
′ACT323 Has TTL Compatible Inputs
19
20
18
17
16
15
14
2
1
34567
VCC
13
8
12
9
11
10
S1
DS7
Q7
I/O7 I/O5 I/O3 I/O1
CP
DS0
S0
OE1 OE2 I/O6 I/O4 I/O2 I/O0
Q0
SR
GND
Figure 1. Pinout: 20–Lead Packages Conductors
(Top View)
PIN NAMES
CP
Clock Pulse Input
DS0
Serial Data Input for Right Shift
DS7
Serial Data Input for Left Shift
S0, S1
Mode Select Inputs
SR
Synchronous Master Reset
OE1, OE2
3-State Output Enable Inputs
I/O0–I/O7
Multipled Parallel Data Inputs or
3-State Parallel Data Outputs
Q0, Q7
Serial Outputs
Figure 2. LOGIC SYMBOL
DS0
DS7
Q7
S0
S1
CP
OE
SR Q0 I/O0
I/O6
I/O5
I/O4
I/O3
I/O2
I/O1
I/O7
1
2
Semiconductor Components Industries, LLC, 2001
February, 2001 – Rev. 4
1
Publication Order Number:
MC74AC323/D
MC74AC323
MC74ACT323
8-INPUT UNIVERSAL SHIFT/
STORAGE REGISTER WITH
SYNCHRONOUS RESET
AND COMMON I/O PINS
N SUFFIX
CASE 738-03
PLASTIC
DW SUFFIX
CASE 751D-04
PLASTIC
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相关代理商/技术参数
参数描述
MC74AC323N 制造商:MOTOROLA 制造商全称:Motorola, Inc 功能描述:8-INPUT UNIVERSAL SHIFT/ STORAGE REGISTER WITH SYNCHRONOUS RESET AND COMMON I/O PINS
MC74AC32D 功能描述:逻辑门 2-6V Quad 2-Input RoHS:否 制造商:Texas Instruments 产品:OR 逻辑系列:LVC 栅极数量:2 线路数量(输入/输出):2 / 1 高电平输出电流:- 16 mA 低电平输出电流:16 mA 传播延迟时间:3.8 ns 电源电压-最大:5.5 V 电源电压-最小:1.65 V 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:DCU-8 封装:Reel
MC74AC32-D 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:QUAD 2-INPUT OR GATE
MC74AC32DG 功能描述:逻辑门 2-6V Quad 2-Input OR RoHS:否 制造商:Texas Instruments 产品:OR 逻辑系列:LVC 栅极数量:2 线路数量(输入/输出):2 / 1 高电平输出电流:- 16 mA 低电平输出电流:16 mA 传播延迟时间:3.8 ns 电源电压-最大:5.5 V 电源电压-最小:1.65 V 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:DCU-8 封装:Reel
MC74AC32DR2 功能描述:逻辑门 2-6V Quad 2-Input RoHS:否 制造商:Texas Instruments 产品:OR 逻辑系列:LVC 栅极数量:2 线路数量(输入/输出):2 / 1 高电平输出电流:- 16 mA 低电平输出电流:16 mA 传播延迟时间:3.8 ns 电源电压-最大:5.5 V 电源电压-最小:1.65 V 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:DCU-8 封装:Reel