參數(shù)資料
型號(hào): MM54C373/883B
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 鎖存器
英文描述: TTL/H/L SERIES, POSITIVE EDGE TRIGGERED D LATCH, COMPLEMENTARY OUTPUT, CDIP20
封裝: CERAMIC, DIP-20
文件頁數(shù): 5/8頁
文件大小: 168K
代理商: MM54C373/883B
Typical Performance Characteristics TA e 25 C
MM54C373MM74C373
Propagation Delay LATCH
Capacitance
ENABLE to Output vs Load
MM54C373MM74C373
Data In to Output
Propagation Delay
vs Load Capacitance
MM54C374MM74C374
CLOCK to Output
Propagation Delay
vs Load Capacitance
TLF5906 – 3
MM54C374MM74C374
MM54C373MM74C373
Change in Propagation Delay per
vs Power Supply Voltage
pF of Load Capacitance (DtPD pF)
Output Sink Current vs VOUT
MM54C374MM74C374
MM54C373MM74C373
Source Current vs VCC b VOUT
MM54C374MM74C374 Output
MM54C373MM74C373
TLF5906 – 4
Truth Table
MM54C373MM74C373
Output
LATCH
DQ
Disable
ENABLE
LH
H
LH
L
LL
X
Q
H
X
Hi-Z
MM54C374MM74C374
Output
Clock
D
Q
Disable
L
HH
L
LL
X
Q
LH
X
Q
H
X
Hi-Z
L e Low logic level
H e High logic level
X e Irrelevant
L e Low to high logic level transition
Q e Preexisting output level
Hi-Z e High impedance output state
5
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