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參數(shù)資料
| 型號： | 74F521 |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | 8-Bit Identity Comparator(8位相同比較器) |
| 中文描述： | 8位身份比較器（8位相同比較器） |
| 文件頁數(shù)： | 4/8頁 |
| 文件大?。?/td> | 165K |
| 代理商： | 74F521 |
AC Electrical Characteristics
74F
54F
74F
T
A
e a
25
§
C
V
CC
e a
5.0V
C
L
e
50 pF
T
A
, V
CC
e
Mil
C
L
e
50 pF
T
A
, V
CC
e
Com
C
L
e
50 pF
Symbol
Parameter
Units
Min
Typ
Max
Min
Max
Min
Max
t
PLH
t
PHL
Propagation Delay
A
n
or B
n
to O
A
e
B
3.0
4.5
7.0
7.0
10.0
10.0
3.0
14.0
15.0
3.0
4.0
11.0
11.0
ns
t
PLH
t
PHL
Propagation Delay
I
A
e
B
to O
A
e
B
3.0
3.5
5.0
6.5
6.5
9.0
3.0
3.5
8.5
13.5
3.0
3.5
7.5
10.0
ns
Applications
Ripple Expansion
TL/F/9545–6
Parallel Expansion
TL/F/9545–7
Ordering Information
The device number is used to form part of a simplified purchasing code where the package type and temperature range are
defined as follows:
74F
521
S
C
X
Temperature Range Family
74F
e
Commercial
54F
e
Military
Special Variations
QB
e
Military grade device with
environmental and burn-in
processing
X
e
Devices shipped in 13
×
reel
Device Type
Package Code
P
e
Plastic DIP
D
e
Ceramic DIP
F
e
Flatpak
S
e
Small Outline SOIC JEDEC
SJ
e
Small Outline SOIC EIAJ
MSA
e
Shrink Small Outline (EIAJ SSOP)
Temperature Range
C
e
Commercial (0
§
C to
a
70
§
C)
M
e
Military (
b
55
§
C to
a
125
§
C)
NOTE:
Not required for MSA package code
4
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| 74F646BFCQB | Octal Transceiver/Register with TRI-STATE Outputs |
| 74F646BFCX | Octal Transceiver/Register with TRI-STATE Outputs |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74F521_YFH3026B WAF | 制造商:Fairchild Semiconductor Corporation 功能描述: |
| 74F521D | 制造商:NXP Semiconductors 功能描述: 制造商:FLORIDA MISC. 功能描述: |
| 74F521DC | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| 74F521LL | 制造商:Texas Instruments 功能描述: |
| 74F521MSA | 功能描述:校驗器 IC 8-Bit Identity Comp RoHS:否 制造商:STMicroelectronics 產(chǎn)品: 比較器類型: 通道數(shù)量: 輸出類型:Push-Pull 電源電壓-最大:5.5 V 電源電壓-最小:1.1 V 補償電壓（最大值）:6 mV 電源電流（最大值）:1350 nA 響應(yīng)時間: 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:SC-70-5 封裝:Reel |
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