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MC74HC161ADR2G 数据手册 - ON Semiconductor(安森美)
制造商:
ON Semiconductor(安森美)
分类:
逻辑控制器
封装:
SOIC-16
描述:
预置计数器高性能硅栅CMOS Presettable Counters High−Performance Silicon−Gate CMOS
Pictures:
3D模型
符号图
焊盘图
引脚图
产品图
页面导航:
引脚图在P2Hot
典型应用电路图在P2P12P13
封装尺寸在P14P15P16
型号编码规则在P1P13P16
标记信息在P1
封装信息在P13
功能描述在P7
技术参数、封装参数在P13
应用领域在P5P12P13
电气规格在P4P5
导航目录
MC74HC161ADR2G数据手册
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MC74HC161A, MC74HC163A
http://onsemi.com
2
Inputs Output
Clock Reset* Load Enable P Enable T Q
L X X X Reset
H L X X Load Preset Data
H H H H Count
H H L X No Count
H H X L No Count
FUNCTION TABLE
*HC163A only. HC161A is an Asynchronous Reset Device
H = high level, L = low level, X = don’t care
Figure 1. Pin Assignment
13
14
15
16
9
10
11
125
4
3
2
1
8
7
6
RESET
P0
CLOCK
GND
Q1
Q0
RIPPLE
CARRY OUT
V
CC
P1
P2
P3
ENABLE P
Q2
Q3
ENABLE T
LOAD
Figure 2. Logic Diagram
PIN 16 = V
CC
PIN 8 = GND
11
12
13
14
Q0
Q1
Q2
Q3
15
RIPPLE
CARRY
OUT
BCD OR
BINARY
OUTPUT
3
4
5
6
P0
P1
P2
P3
2
CLOCK
RESET
LOAD
ENABLE P
ENABLE T
COUNT
ENABLES
PRESET
DATA
INPUTS
1
9
7
10
ÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎ
DEVICE/MODE TABLE
ÎÎÎÎ
Î
ÎÎ
Î
ÎÎÎÎ
Device
ÎÎÎÎ
Î
ÎÎ
Î
ÎÎÎÎ
Count
Mode
ÎÎÎÎÎ
Î
ÎÎÎ
Î
ÎÎÎÎÎ
Reset Mode
ÎÎÎÎ
ÎÎÎÎ
HC161A
ÎÎÎÎ
ÎÎÎÎ
Binary
ÎÎÎÎÎ
ÎÎÎÎÎ
Asynchronous
ÎÎÎÎ
ÎÎÎÎ
HC163A
ÎÎÎÎ
ÎÎÎÎ
Binary
ÎÎÎÎÎ
ÎÎÎÎÎ
Synchronous
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