參數(shù)資料
型號(hào): HD74LV163A
廠(chǎng)商: Hitachi,Ltd.
元件分類(lèi): 通用總線(xiàn)功能
英文描述: Synchronous 4-bit Binary Counter (Synchronous Clear)
中文描述: 同步4位二進(jìn)制計(jì)數(shù)器(同步清除)
文件頁(yè)數(shù): 15/19頁(yè)
文件大?。?/td> 77K
代理商: HD74LV163A
HD74LV163A
15
VCC
VOH
GND
VOL
50%
50%
50%
50%
tpLH
tpHL
ENT
CARRY
Cascade mode
(set to maximum count number)
Waveform – 5
Note: 1. Input waveform: PRR
1 MHz, duty cycle 50%, t
3 ns, t
3 ns
r
f
Application
H: COUNT
L: DISABLE
H: COUNT
L: DISABLE
CLR
CLK
LD A
B
C
D
CLR
ENP
ENT
CARRY
OUTPUT
INPUTS
CK
QA QB QC QD
LD A
B
C
D
CLR
ENP
ENT
CARRY
OUTPUT
INPUTS
CK
QA QB QC QD
LD A
B
C
D
CLR
ENP
ENT
CARRY
OUTPUT
INPUTS
CK
QA QB QC QD
to next stages
Cascade circuitry
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