数据手册搜索引擎和 Datasheet免费下载 PDF
零件编号
产品描述 (功能)
HD74HC668 查看數據表(PDF) - Hitachi -> Renesas Electronics
零件编号
产品描述 (功能)
比赛名单
HD74HC668
Synchronous UP/Down Decade Counter Synchronous Up/Down 4-bit binary Counter
Hitachi -> Renesas Electronics
HD74HC668 Datasheet PDF : 14 Pages
1
2
3
4
5
6
7
8
9
10
Next
Last
HD74HC668/HD74HC669
AC Characteristics
(C
L
= 50 pF, Input t
r
= t
f
= 6 ns) (cont)
Ta = 25
°
C
Ta = –40 to
+85
°
C
Item
Hold time
Symbol
t
h
V
CC
(V)
2.0
4.5
Min Typ Max Min
5 —— 5
5 —— 5
Max Unit
— ns
—
6.0
5 —— 5
—
Output rise/fall
t
TLH
time
t
THL
2.0
— — 75 — 95 ns
4.5
— 5 15 — 19
6.0
— — 13 — 16
Input capacitance Cin
—
— 5 10 — 10 pF
Test Conditions
10
Share Link:
datasheetbank.com [
Privacy Policy
]
[
Request Datasheet
] [
Contact Us
]