參數(shù)資料
型號(hào): IN74AC161
廠商: INTEGRAL JOINT STOCK COMPANY
元件分類(lèi): 通用總線功能
英文描述: Presettable Counter High-Speed Silicon-Gate CMOS
中文描述: 可預(yù)置計(jì)數(shù)器高速硅柵CMOS
文件頁(yè)數(shù): 1/8頁(yè)
文件大?。?/td> 193K
代理商: IN74AC161
TECHNICAL DATA
213
Presettable Counter
High-Speed Silicon-Gate CMOS
The IN74AC161 is identical in pinout to the LS/ALS161,
HC/HCT161. The device inputs are compatible with standard CMOS
outputs; with pullup resistors, they are compatible with LS/ALS
outputs.
The IN74AC161 is programmable 4-bit synchronous modulo-16
counter that feature parallel Load, asynchronous Reset, a Carry Output
for cascading and count-enable controls.
The IN74AC161 is binary counter with asynchronous Reset.
Outputs Directly Interface to CMOS, NMOS, and TTL
Operating Voltage Range: 2.0 to 6.0 V
Low Input Current: 1.0
μ
A; 0.1
μ
A @ 25
°
C
High Noise Immunity Characteristic of CMOS Devices
Outputs Source/Sink 24 mA
IN74AC161
ORDERING INFORMATION
IN74AC161N Plastic
IN74AC161D SOIC
T
A
= -40
°
to 85
°
C for all
packages
LOGIC DIAGRAM
Outputs
PIN 16 =V
CC
PIN 8 = GND
FUNCTION TABLE
Inputs
Outputs
Reset
Load
Enable
P
Enable
T
Clock
Q0
Q1
Q2
Q3
Function
L
X
X
X
X
L
L
L
L
Reset to “0”
H
L
X
X
P0
P1
P2
P3
Preset Data
H
H
X
L
No change
No count
H
H
L
X
No change
No count
H
H
H
H
Count up
Count
H
X
X
X
No change
No count
X=don’t care
P0,P1,P2,P3 = logic level of Data inputs
Ripple Carry Out = Enable T
Q0
Q1
Q2
Q3
PIN ASSIGNMENT
相關(guān)PDF資料
PDF描述
IN74AC161D Presettable Counter High-Speed Silicon-Gate CMOS
IN74AC161N Presettable Counter High-Speed Silicon-Gate CMOS
IN74AC164 8-Bit Serial-Input/Parallel-Output Shift register
IN74AC164D 8-Bit Serial-Input/Parallel-Output Shift register
IN74AC164N 8-Bit Serial-Input/Parallel-Output Shift register
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
IN74AC161D 制造商:INTEGRAL 制造商全稱:INTEGRAL 功能描述:Presettable Counter High-Speed Silicon-Gate CMOS
IN74AC161N 制造商:IKSEMICON 制造商全稱:IK Semicon Co., Ltd 功能描述:Presettable Counter High-Speed Silicon-Gate CMOS
IN74AC163 制造商:IKSEMICON 制造商全稱:IK Semicon Co., Ltd 功能描述:Presettable Counters High-Speed Silicon-Gate CMOS
IN74AC163D 制造商:IKSEMICON 制造商全稱:IK Semicon Co., Ltd 功能描述:Presettable Counters High-Speed Silicon-Gate CMOS
IN74AC163N 制造商:IKSEMICON 制造商全稱:IK Semicon Co., Ltd 功能描述:Presettable Counters High-Speed Silicon-Gate CMOS