參數(shù)資料
型號： DM74LS191MX
廠商： Fairchild Semiconductor Corporation
元件分類： 通用總線功能
英文描述： Synchronous Up/Down Counter
中文描述： 同步加/減計數(shù)器
文件頁數(shù)： 5/6頁
文件大?。?/td> 72K
代理商： DM74LS191MX
5
www.fairchildsemi.com
D
AC Electrical Characteristics
From (Input)
R
L
=
2 k
Symbol
Parameter
To (Output)
C
L
=
15 pF
Min
20
C
L
=
50 pF
Min
20
Units
Max
Max
f
MAX
Maximum Clock
MHz
Frequency
Propagation Delay Time
LOW-to-HIGH Level Output
t
PLH
Load to
Any Q
33
43
ns
t
PHL
Propagation Delay Time
HIGH-to-LOW Level Output
Propagation Delay Time
Load to
Any Q
Data to
50
59
ns
t
PLH
22
26
ns
LOW-to-HIGH Level Output
Propagation Delay Time
HIGH-to-LOW Level Output
Any Q
Data to
Any Q
t
PHL
50
62
ns
t
PLH
Propagation Delay Time
LOW-to-HIGH Level Output
Propagation Delay Time
Clock to
Ripple Clock
Clock to
20
24
ns
t
PHL
24
33
ns
HIGH-to-LOW Level Output
Propagation Delay Time
LOW-to-HIGH Level Output
Ripple Clock
Clock to
Any Q
t
PLH
24
29
ns
t
PHL
Propagation Delay Time
HIGH-to-LOW Level Output
Propagation Delay Time
Clock to
Any Q
Clock to
36
45
ns
t
PLH
42
47
ns
LOW-to-HIGH Level Output
Propagation Delay Time
HIGH-to-LOW Level Output
Max/Min
Clock to
Max/Min
t
PHL
52
65
ns
t
PLH
Propagation Delay Time
LOW-to-HIGH Level Output
Propagation Delay Time
Up/Down to
Ripple Clock
Up/Down to
45
50
ns
t
PHL
45
54
ns
HIGH-to-LOW Level Output
Propagation Delay Time
LOW-to-HIGH Level Output
Ripple Clock
Down/Up to
Max/Min
t
PLH
33
36
ns
t
PHL
Propagation Delay Time
HIGH-to-LOW Level Output
Propagation Delay Time
Down/Up to
Max/Min
Enable to
33
42
ns
t
PLH
33
36
ns
LOW-to-HIGH Level Output
Propagation Delay Time
HIGH-to-LOW Level Output
Ripple Clock
Enable to
Ripple Clock
t
PHL
33
42
ns
相關PDF資料
PDF描述
DM74LS193M Synchronous 4-Bit Binary Counter with Dual Clock
DM74LS193 Synchronous 4-Bit Binary Counter with Dual Clock(帶雙時鐘的同步4位二進制計數(shù)器)
DM74LS193N Synchronous 4-Bit Binary Counter with Dual Clock
DM74LS194 30 AMP MINIATURE POWER RELAY
DM74LS194A 4-Bit Bidirectional Universal Shift Register(4位雙向通用移位寄存器)
相關代理商/技術參數(shù)
參數(shù)描述
DM74LS191N 功能描述:計數(shù)器 IC Syn 4-Bit Counter RoHS:否 制造商:NXP Semiconductors 計數(shù)器類型:Binary Counters 邏輯系列:74LV 位數(shù):10 計數(shù)法: 計數(shù)順序: 工作電源電壓:1 V to 5.5 V 工作溫度范圍:- 40 C to + 125 C 封裝 / 箱體:SOT-109 封裝:Reel
DM74LS193 WAF 制造商:Fairchild Semiconductor Corporation 功能描述:
DM74LS193M 功能描述:計數(shù)器 IC Syn 4-Bit Counter RoHS:否 制造商:NXP Semiconductors 計數(shù)器類型:Binary Counters 邏輯系列:74LV 位數(shù):10 計數(shù)法: 計數(shù)順序: 工作電源電壓:1 V to 5.5 V 工作溫度范圍:- 40 C to + 125 C 封裝 / 箱體:SOT-109 封裝:Reel
DM74LS193MX 功能描述:計數(shù)器 IC Syn 4-Bit Counter RoHS:否 制造商:NXP Semiconductors 計數(shù)器類型:Binary Counters 邏輯系列:74LV 位數(shù):10 計數(shù)法: 計數(shù)順序: 工作電源電壓:1 V to 5.5 V 工作溫度范圍:- 40 C to + 125 C 封裝 / 箱體:SOT-109 封裝:Reel
DM74LS193N 功能描述:計數(shù)器 IC Syn 4-Bit Counter RoHS:否 制造商:NXP Semiconductors 計數(shù)器類型:Binary Counters 邏輯系列:74LV 位數(shù):10 計數(shù)法: 計數(shù)順序: 工作電源電壓:1 V to 5.5 V 工作溫度范圍:- 40 C to + 125 C 封裝 / 箱體:SOT-109 封裝:Reel
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