MC74F256D 查看數據表（PDF） - Motorola => Freescale
零件编号
产品描述 (功能)
比赛名单
MC74F256D Datasheet PDF : 4 Pages
| |||
E
Da
A0
A1
MC54/74F256
LOGIC DIAGRAM
MR Db
Q0a
Q1a
Q2a
Q3a
Q0b
Q1b
Q2b
Q3b
Please note that this diagram is provided only for the understanding of logic operations and should not be used to estimate propagation delays.
GUARANTEED OPERATING RANGES
Symbol
Parameter
VCC
Supply Voltage
TA
Operating Ambient Temperature Range
IOH
Output Current — High
IOL
Output Current — Low
Min
Typ
Max
Unit
54, 74
4.5
5.0
5.5
V
54
–55
25
125
°C
74
0
25
70
54, 74
–1.0
mA
54, 74
20
mA
FAST AND LS TTL DATA
4-124
Share Link: 