dm74as21 Fairchild Semiconductor, dm74as21 Datasheet
dm74as21
Manufacturer Part Number
dm74as21
Description
Dual 4-input And Gate
Manufacturer
Fairchild Semiconductor
Datasheet
1.DM74AS21.pdf
(4 pages)
© 2000 Fairchild Semiconductor Corporation
DM74AS21M
DM74AS21N
DM74AS21
Dual 4-Input AND Gate
General Description
This device contains two independent 4-input gates, each
of which performs the logic AND function.
Ordering Code:
Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code.
Connection Diagram
Order Number
Package Number
M14A
N14A
14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150 Narrow
14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide
DS006277
Features
Function Table
H
L
X
Switching specifications at 50 pF
Switching specifications guaranteed over full
temperature and V
Advanced oxide-isolated, ion-implanted Schottky
TTL process
Functionally and pin for pin compatible with Schottky,
low power Schottky, and advanced low power Schottky
TTL counterpart
Improved AC performance over Schottky, low power
Schottky and advanced low power Schottky counter-
parts
LOW Logic Level
Either LOW or HIGH Logic Level
HIGH Logic Level
A
H
X
X
X
L
Package Description
B
H
X
X
X
L
Inputs
CC
range
C
H
X
X
X
L
April 1984
Revised March 2000
D
H
X
X
X
L
www.fairchildsemi.com
Output
H
Y
L
L
L
L
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dm74as21 Summary of contents
Page 1
... Package Number DM74AS21M M14A 14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150 Narrow DM74AS21N N14A 14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code. ...
Page 2
Absolute Maximum Ratings Supply Voltage Input Voltage Operating Free Air Temperature Range Storage Temperature Range Typical JA N Package M Package Recommended Operating Conditions Symbol Parameter V Supply Voltage CC V HIGH Level Input Voltage IH V LOW Level Input ...
Page 3
Physical Dimensions inches (millimeters) unless otherwise noted 14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150 Narrow Package Number M14A 3 www.fairchildsemi.com ...
Page 4
Physical Dimensions inches (millimeters) unless otherwise noted (Continued) 14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide Fairchild does not assume any responsibility for use of any circuitry described, no circuit patent licenses are implied and Fairchild reserves the right ...