參數資料
型號: 74AHC123
廠商: NXP Semiconductors N.V.
英文描述: Dual retriggerable monostable multivibrator with reset
中文描述: 雙retriggerable單穩(wěn)態(tài)觸發(fā)器的復位
文件頁數: 3/24頁
文件大?。?/td> 111K
代理商: 74AHC123
2000 Mar 15
3
Philips Semiconductors
Product specification
Dual retriggerable monostable multivibrator
with reset
74AHC123A;
74AHCT123A
QUICK REFERENCE DATA
GND = 0 V; T
amb
= 25
°
C; t
r
= t
f
3.0 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
)
×
C
EXT
×
V
CC2
×
f
o
+ D
×
16
×
V
CC
where:
f
i
= input frequency in MHz;
f
o
= output frequency in MHz;
(C
L
×
V
CC2
×
f
o
) = sum of outputs;
D = duty factor in %;
C
L
= output load capacitance in pF;
C
EXT
= timing capacitance in pF;
V
CC
= supply voltage in Volts.
The condition is V
I
= GND to V
CC
.
2.
SYMBOL
PARAMETER
CONDITIONS
TYPICAL
UNIT
AHC
AHCT
t
PHL
/t
PLH
propagation delay
nA, nB to nQ, nQ
nR
D
to nQ, nQ
input capacitance
output capacitance
power dissipation capacitance
C
L
= 15 pF; V
CC
= 5 V;
R
EXT
= 5 k
;
C
EXT
= 0 pF
5.1
5.6
5
4
57
5.0
5.2
3
4
58
ns
ns
pF
pF
pF
C
I
C
O
C
PD
V
I
= V
CC
or GND
C
L
= 50 pF; f = 1 MHz; notes 1
and 2
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相關代理商/技術參數
參數描述
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74AHC123ABQ115 制造商:Rochester Electronics LLC 功能描述: 制造商:NXP 功能描述: 制造商:NXP Semiconductors 功能描述:
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