參數(shù)資料
型號(hào): MC54-74HC373A
廠商: Motorola, Inc.
英文描述: Octal 3-State Non-Inverting Transparent Latch
中文描述: 八路三態(tài)非反相透明鎖存器
文件頁數(shù): 4/8頁
文件大?。?/td> 202K
代理商: MC54-74HC373A
MC54/74HC373A
MOTOROLA
High–Speed CMOS Logic Data
DL129 — Rev 6
4
b l
VCC
125 C
U i
5.0
5.0
5.0
5.0
800
500
400
800
400
Minimum Setup Time, Input D to Latch Enable
4
400
6.0
40
30
8.0
ns
Minimum Hold Time, Latch Enable to Input D
4
5 0
32
18
5.0
5.0
5.0
ns
Minimum Pulse Width, Latch Enable
2
23
12
27
15
1
1000
800
500
SWITCHING WAVEFORMS
Figure 1.
Figure 2.
VCC
GND
tf
tr
INPUT D
Q
10%
90%
10%
90%
tTLH
tPLH
tPHL
tTHL
VCC
GND
50%
LATCH ENABLE
tPLH
tPHL
Q
tw
50%
Figure 3.
Figure 4.
50%
50%
1.3 V
Q
tPZL
tPLZ
tPZH
tPHZ
10%
90%
VCC
GND
HIGH
IMPEDANCE
VOL
VOH
HIGH
IMPEDANCE
Q
OUTPUT
ENABLE
50%
INPUT D
LATCH ENABLE
VCC
VCC
GND
GND
VALID
th
tsu
50%
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