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參數(shù)資料
| 型號： | 74AC273PC |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 鎖存器 |
| 英文描述： | AC SERIES, OCTAL POSITIVE EDGE TRIGGERED D FLIP-FLOP, TRUE OUTPUT, PDIP20 |
| 封裝： | PLASTIC, DIP-20 |
| 文件頁數(shù)： | 4/8頁 |
| 文件大?。?/td> | 175K |
| 代理商： | 74AC273PC |
DC Characteristics for ’AC Family Devices (Continued)
74AC
54AC
74AC
Symbol
Parameter
VCC
TA ea25 C
TA e
Units
Conditions
(V)
b
55 Cto a125 C
b
40 Cto a85 C
Typ
Guaranteed Limits
IOLD
Minimum Dynamic
55
50
75
mA
VOLD e 165V Max
IOHD
Output Current
55
b
50
b
75
mA
VOHD e 385V Min
ICC
Maximum Quiescent
55
40
800
400
m
A
VIN e VCC
Supply Current
or GND
All outputs loaded thresholds on input associated with output under test
Maximum test duration 20 ms one output loaded at a time
Note
IIN and ICC
30V are guaranteed to be less than or equal to the respective limit
55V VCC
ICC for 54AC
25 C is identical to 74AC
25 C
AC Electrical Characteristics
74AC
54AC
74AC
VCC
TA ea25 C
TA eb55 CTA eb40 C
Symbol
Parameter
(V)
CL e 50 pF
to a125 Cto a85 C
Units
CL e 50 pF
Min
Typ
Max
Min
Max
Min
Max
fmax
Maximum Clock
33
90
125
75
MHz
Frequency
50
140
175
90
125
tPLH
Propagation Delay
33
40
70
125
10
150
30
140
ns
Clock to Output
50
30
55
90
10
110
25
100
tPHL
Propagation Delay
33
40
70
130
10
160
35
145
ns
Clock to Output
50
30
50
100
10
115
25
110
tPHL
Propagation Delay
33
40
70
130
10
160
35
140
ns
MR to Output
50
30
50
100
10
115
25
105
Voltage Range 33 is 33V g03V
Voltage Range 50 is 50V g05V
AC Operating Requirements
74AC
54AC
74AC
VCC
TA ea25 C
TA eb55 CTA eb40 C
Symbol
Parameter
(V)
CL e 50 pF
to a125 Cto a85 C
Units
CL e 50 pF
Typ
Guaranteed Minimum
ts
Setup Time HIGH or LOW
33
35
55
80
60
ns
Data to CP
50
25
40
50
45
th
Hold Time HIGH or LOW
33
b
20
0
ns
Data to CP
50
b
10
tw
Clock Pulse Width
33
35
55
65
60
ns
HIGH or LOW
50
25
40
50
45
tw
MR Pulse Width
33
20
55
100
60
ns
HIGH or LOW
50
15
40
65
45
trec
Recovery Time
33
15
35
60
45
ns
MR to CP
50
10
20
40
30
Voltage Range 33 is 33V g03V
Voltage Range 50 is 50V g05V
4
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74AC273PC NSC89 | 制造商:National Semiconductor 功能描述:74AC273PC |
| 74AC273PC | 制造商:Fairchild Semiconductor Corporation 功能描述:IC 74AC CMOS 74AC273 DIP20 6V |
| 74AC273PC_Q | 功能描述:觸發(fā)器 Oct D-Type Flip-Flop RoHS:否 制造商:Texas Instruments 電路數(shù)量:2 邏輯系列:SN74 邏輯類型:D-Type Flip-Flop 極性:Inverting, Non-Inverting 輸入類型:CMOS 輸出類型: 傳播延遲時間:4.4 ns 高電平輸出電流:- 16 mA 低電平輸出電流:16 mA 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:X2SON-8 封裝:Reel |
| 74AC273PCNSC89 | 制造商:National Semiconductor 功能描述:74AC273PC |
| 74AC273SC | 功能描述:觸發(fā)器 Oct D-Type Flip-Flop RoHS:否 制造商:Texas Instruments 電路數(shù)量:2 邏輯系列:SN74 邏輯類型:D-Type Flip-Flop 極性:Inverting, Non-Inverting 輸入類型:CMOS 輸出類型: 傳播延遲時間:4.4 ns 高電平輸出電流:- 16 mA 低電平輸出電流:16 mA 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:X2SON-8 封裝:Reel |
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