参数资料
型号: 74AHC139PWDH
厂商: NXP SEMICONDUCTORS
元件分类: 通用总线功能
英文描述: Dual 2-to-4 line decoder/demultiplexer
中文描述: AHC SERIES, OTHER DECODER/DRIVER, INVERTED OUTPUT, PDSO16
封装: 4.40 MM, PLASTIC, SOT-403-1, TSSOP-16
文件页数: 3/16页
文件大小: 582K
代理商: 74AHC139PWDH
1999 Sep 01
3
Philips Semiconductors
Product specification
Dual 2-to-4 line decoder/demultiplexer
74AHC139;
74AHCT139
FUNCTION TABLE
See note 1.
Note
1.
H = HIGH voltage level;
L = LOW voltage level;
X = don’t care.
ORDERING INFORMATION
PINNING
INPUTS
OUTPUTS
nE
nA
0
X
L
H
L
H
nA
1
X
L
L
H
H
nY
0
H
L
H
H
H
nY
1
H
H
L
H
H
nY
2
H
H
H
L
H
nY
3
H
H
H
H
L
H
L
L
L
L
OUTSIDE NORTH
AMERICA
NORTH AMERICA
PACKAGES
PINS
PACKAGE
MATERIAL
CODE
74AHC139D
74AHC139PW
74AHCT139D
74AHCT139PW
74AHC139D
74AHC139PW DH
74AHCT139D
74AHCT139PW DH
16
16
16
16
SO
plastic
plastic
plastic
plastic
SOT109-1
SOT403-1
SOT109-1
SOT403-1
TSSOP
SO
TSSOP
PIN
SYMBOL
DESCRIPTION
1 and 15
2 and 3
4, 5, 6 and 7
8
9, 10, 11 and 12
13 and 14
16
1E and 2E
1A
0
and 1A
1
1Y
0
, 1Y
1
, Y
2
and 1Y
3
GND
2Y
3
, 2Y
2
, 2Y
1
and 2Y
0
2A
1
and 2A
0
V
CC
enable inputs (active LOW)
address inputs
outputs (active LOW)
ground (0 V)
outputs (active LOW)
address inputs
DC supply voltage
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