參數(shù)資料
型號: 74HC58
廠商: NXP Semiconductors N.V.
英文描述: Dual AND-OR gate(雙與或門)
中文描述: 雙核和或門(雙與或門)
文件頁數(shù): 2/5頁
文件大?。?/td> 35K
代理商: 74HC58
December 1990
2
Philips Semiconductors
Product specification
Dual AND-OR gate
74HC58
FEATURES
Output capability: standard
I
CC
category: SSI
GENERAL DESCRIPTION
The 74HC58 is a high-speed Si-gate CMOS device and is pin compatible with low power Schottky TTL (LSTTL).
It is specified in compliance with JEDEC standard no. 7A.
The “58” provides two sections of AND-OR gates. One section contains a 2-wide, 3-input (1A to 1F) AND-OR gate and
the second section contains a 2-wide, 2-input (2A to 2D) AND-OR gate.
QUICK REFERENCE DATA
GND = 0 V; T
amb
= 15
°
C; t
r
= t
f
= 6 ns
Notes
1.
C
PD
is used to determine the dynamic power dissipation (P
D
in
μ
W):
P
D
= C
PD
×
V
CC2
×
f
i
+
(C
L
×
V
CC2
×
f
o
) where:
f
i
= input frequency in MHz
f
o
= output frequency in MHz
C
L
= output load capacitance in pF
V
CC
= supply voltage in V
(C
L
×
V
CC2
×
f
o
) = sum of outputs
For HC the condition is V
I
= GND to V
CC
2.
ORDERING INFORMATION
See
“74HC/HCT/HCU/HCMOS Logic Package Information”
.
SYMBOL
PARAMETER
CONDITIONS
TYPICAL
UNIT
HC
t
PHL
/ t
PLH
propagation delay
1n to 1Y
2n to 2Y
input capacitance
power dissipation capacitance per
gate
C
L
= 15 pF; V
CC
= 5 V
11
9
3.5
ns
ns
pF
C
I
C
PD
notes 1 and 2
18
pF
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