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参数资料
| 型号： | N74F139D-T |
| 厂商： | NXP SEMICONDUCTORS |
| 元件分类： | 编、解码器及复用、解复用 |
| 英文描述： | Dual 1-of-4 decoder/demultiplexer - Description: Dual 2-to-4 Line Decoder/Demultiplexer ; Logic switching levels: TTL ; Number of pins: 16 ; Output drive capability: -1/+20 mA ; Propagation delay: 5.3 ns; Voltage: 4.5-5.5 V |
| 中文描述： | F/FAST SERIES, OTHER DECODER/DRIVER, INVERTED OUTPUT, PDSO16 |
| 封装： | PLASTIC, SO-16 |
| 文件页数： | 3/8页 |
| 文件大小： | 84K |
| 代理商： | N74F139D-T |
Philips Semiconductors
Product specification
74F139
1-of-4 decoder/demultiplexer
February 23, 1990
3
LOGIC DIAGRAM
SF00132
12
3
Ea
A0a
A1a
4
567
Q0a
Q1a
Q2a
Q3a
VCC= Pin 16
GND = Pin 8
15
14
13
Eb
A0b
A1b
12
11
10
9
Q0b
Q1b
Q2b
Q3b
FUNCTION TABLE
INPUTS
OUTPUTS
E
A0
A1
Q0
Q1
Q2
Q3
H
X
H
L
LL
HH
H
L
H
LH
H
L
HH
HLH
L
H
L
NOTES:
H = High voltage level
L
= Low voltage level
X = Don’t care
ABSOLUTE MAXIMUM RATINGS
(Operation beyond the limits set forth in this table may impair the useful life of the device.
Unless otherwise noted these limits are over the operating free-air temperature range.)
SYMBOL
PARAMETER
RATING
UNIT
VCC
Supply voltage
–0.5 to +7.0
V
VIN
Input voltage
–0.5 to +7.0
V
IIN
Input current
–30 to +5
mA
VOUT
Voltage applied to output in High output state
–0.5 to +VCC
V
IOUT
Current applied to output in Low output state
40
mA
Tamb
Operating free-air temperature range
0 to +70
°C
Tstg
Storage temperature range
–65 to +150
°C
RECOMMENDED OPERATING CONDITIONS
SYMBOL
PARAMETER
LIMITS
UNIT
SYMBOL
PARAMETER
MIN
NOM
MAX
UNIT
VCC
Supply voltage
4.5
5.0
5.5
V
VIH
High-level input voltage
2.0
V
VIL
Low-level input voltage
0.8
V
IIK
Input clamp current
–18
mA
IOH
High-level output current
–1
mA
IOL
Low-level output current
20
mA
Tamb
Operating free-air temperature range
0
+70
°C
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| N74F148D,623 | 功能描述:编码器、解码器、复用器和解复用器 8-TO-3 PRIORITY ENCODER RoHS:否 制造商:Micrel 产品:Multiplexers 逻辑系列:CMOS 位数: 线路数量（输入/输出）:2 / 12 传播延迟时间:350 ps, 400 ps 电源电压-最大:2.625 V, 3.6 V 电源电压-最小:2.375 V, 3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:QFN-44 封装:Tray |
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