參數(shù)資料
型號: MC74F521N
廠商: MOTOROLA INC
元件分類: 通用總線功能
英文描述: 8-BIT IDENTITY COMPARATOR
中文描述: F/FAST SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, PDIP20
封裝: PLASTIC, DIP-20
文件頁數(shù): 1/3頁
文件大?。?/td> 80K
代理商: MC74F521N
4-195
FAST AND LS TTL DATA
8-BIT IDENTITY COMPARATOR
The MC54/74F521 is an expandable 8-bit comparator. It compares two
words of up to eight bits each and provides a LOW output when the two words
match bit for bit. The expansion input IA = B also serves as an active-LOW en-
able input.
Compares Two 8-Bit Words in 6.5 ns Typical
Expandable to Any Word Length
20-Pin Package
10
2
3
4
5
6
7
8
9
14
15
17
18
19
20
16
11
12
13
1
VCC
OA = B
B7
A7
B6
B5
A6
B0
IA = B
A0
A1
B1
B2
A2
CONNECTION DIAGRAM
(TOP VIEW)
A5
A4
B4
A3
GND
B3
GUARANTEED OPERATING RANGES
Symbol
Parameter
Min
Typ
Max
Unit
VCC
Supply Voltage
54, 74
4.5
5.0
5.5
V
TA
Operating Ambient Temperature Range
54
–55
25
125
°
C
74
0
25
70
IOH
Output Current
High
54,74
–1.0
mA
IOL
Output Current
Low
54, 74
20
mA
8-BIT IDENTITY COMPARATOR
FAST
SCHOTTKY TTL
20
1
DW SUFFIX
SOIC
CASE 751D-03
20
1
N SUFFIX
PLASTIC
CASE 738-03
J SUFFIX
CERAMIC
CASE 732-03
20
1
MC54/74F521
ORDERING INFORMATION
MC54FXXXJ
MC74FXXXN
MC74FXXXDW SOIC
Ceramic
Plastic
相關(guān)PDF資料
PDF描述
MC74F533DW Automotive Catalog 220nA Supervisor with 10ms/200ms Selectable Delay Time 5-SOT-23 -40 to 125
MC74F533N 220nA Supervisor with 10ms/200ms selectable delay time 5-SOT-23 -40 to 85
MC74F534DW OCTAL D-TYPE FLIP-FLOP WITH 3-STATE OUTPUTS
MC74F534N 220nA Supervisor with 10ms/200ms selectable delay time 5-SOT-23 -40 to 85
MC74F537DW 1-OF-10 DECODER WITH 3-STATE OUTPUTS
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