參數(shù)資料
型號: 74HC9323AD
廠商: NXP SEMICONDUCTORS
元件分類: 通用總線功能
英文描述: Programmable ripple counter with oscillator 3-State
中文描述: HC/UH SERIES, ASYN NEGATIVE EDGE TRIGGERED DIVIDE BY N COUNTER, PDSO8
封裝: PLASTIC, SO-8
文件頁數(shù): 3/6頁
文件大小: 44K
代理商: 74HC9323AD
Philips Semiconductors
Objective specification
74HC/HCT9323A
Programmable ripple counter with oscillator
(3-State)
1995 Oct 27
3
PIN CONFIGURATION
SK00013
1
2
3
4
5
6
7
8
OUT
S2
S1
GND
V
CC
X1
X2
MR
PIN DESCRIPTION
PIN NUMBER
SYMBOL
FUNCTION
1
OUT
Counter output
3, 2
S1-S2
Mode select inputs for
divide by 1, 2, 4 or 8
4
GND
Ground (0V)
5
MR
Master reset (active LOW)
6
X2
Oscillator pin
7
X1
Clock input/oscillator pin
8
V
CC
Positive supply voltage
IEC LOGIC SYMBOL
X1
7
5
MR
CP
C
D
S1
S2
OUT
X2
3
2
1
6
SK00014
FUNCTION TABLE
INPUTS
OUTPUTS
S1
S2
OUT
0
0
f
I
0
1
f
I
/2
1
0
f
I
/4
1
1
f
I
/8
FUNCTIONAL DIAGRAM
X1
7
5
MR
CP
C
D
S1
S2
OUT
X2
3
2
1
6
3-STAGE BINARY COUNTER
AND DECODER
SK00015
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