參數(shù)資料
型號(hào): HD74HC147
廠商: Hitachi,Ltd.
英文描述: Dual 4-Input Positive-NAND Gates 14-CDIP -55 to 125
中文描述: 10到4線優(yōu)先編碼器
文件頁(yè)數(shù): 4/8頁(yè)
文件大?。?/td> 43K
代理商: HD74HC147
HD74HC147
4
AC Characteristics
(C
L
= 50 pF, Input t
r
= t
f
= 6 ns)
Ta = 25
°
C
Ta = –40 to
+85
°
C
Item
Symbol
V
CC
(V)
2.0
Min Typ Max Min
Max
Unit
Test Conditions
Propagation delay t
PLH
time
220 —
275
ns
4.5
15
44
55
6.0
37
47
t
PHL
2.0
220 —
275
ns
4.5
14
44
55
6.0
37
47
Output rise/fall
t
TLH
t
THL
2.0
75
95
ns
time
4.5
5
15
19
6.0
13
16
Input capacitance
Cin
5
10
10
pF
相關(guān)PDF資料
PDF描述
HD74HC148 Dual 4-Input Positive-NAND Gates 20-LCCC -55 to 125
HD74HC149 Dual 4-Input Positive-NAND Gates 14-CDIP -55 to 125
HD74HC14FH Hex Schmitt-trigger Inverters
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HD74HC151 Dual 4-Input Positive-NAND Gates 14-CFP -55 to 125
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