參數(shù)資料
型號: N74F161AN,602
廠商: NXP Semiconductors
文件頁數(shù): 10/14頁
文件大?。?/td> 0K
描述: IC COUNTER 4BIT BINARY 16DIP
產(chǎn)品培訓(xùn)模塊: Logic Packages
標(biāo)準(zhǔn)包裝: 25
系列: 74F
邏輯類型: 二進(jìn)制計數(shù)器
方向:
元件數(shù): 1
每個元件的位元數(shù): 4
復(fù)位: 異步
計時: 同步
計數(shù)速率: 130MHz
觸發(fā)器類型: 正邊沿
電源電壓: 4.5 V ~ 5.5 V
工作溫度: 0°C ~ 70°C
安裝類型: 通孔
封裝/外殼: 16-DIP(0.300",7.62mm)
供應(yīng)商設(shè)備封裝: 16-DIP
包裝: 管件
其它名稱: 933794710602
N74F161AN
N74F161AN-ND
Philips Semiconductors
Product specification
74F161A, 74F163A
4-bit binary counters
2000 Jun 30
5
74F163A MODE SELECT – FUNCTION TABLE
INPUTS
OUTPUTS
OPERATING MODE
SR
CP
CEP
CET
PE
Dn
Qn
TC
OPERATING MODE
l
X
L
Reset (clear)
h
X
l
L
Parallel load
h
X
l
h
H
(2)
Parallel load
h
h
X
count
(2)
Count
h
X
l
X
h
X
qn
(2)
Hold (do nothing)
h
X
l
h
X
qn
L
Hold (do nothing)
H
=
High voltage level
h
=
High voltage level one setup prior to the Low-to-High clock transition
L
=
Low voltage level
l
=
Low voltage level one setup prior to the Low-to-High clock transition
qn
=
Lower case letters indicate the state of the referenced output prior to the Low-to-High clock transition
X
=
Don’t care
=
Low-to-High clock transition
(1)
=
The TC output is High when CET is High and the counter is at Terminal Count (HHHH for 74F161A)
(2)
=
The TC output is High when CET is High and the counter is at Terminal Count (HHHH for 74F163A)
74F161A LOGIC DIAGRAM
R
D
CP
Q
R
D
CP
Q
R
D
CP
Q
R
D
CP
Q
14
Q0
13
Q1
12
Q2
11
Q3
15
TC
6
D3
5
D2
4
D1
3
D0
7
CEP
10
CET
9
PE
1
MR
2
CP
SF00662
VCC = Pin 16
GND = Pin 8
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