参数资料
型号: SN74LVC139ADB
厂商: TEXAS INSTRUMENTS INC
元件分类: 编、解码器及复用、解复用
英文描述: LVC/LCX/Z SERIES, OTHER DECODER/DRIVER, INVERTED OUTPUT, PDSO16
封装: SSOP-16
文件页数: 6/8页
文件大小: 126K
代理商: SN74LVC139ADB
SN74LVC139A
DUAL 2-LINE TO 4-LINE DECODER/DEMULTIPLEXER
SCAS341G – MARCH 1994 – REVISED OCTOBER 1998
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
VCC = 2.5 V ± 0.2 V
VCC/2
VOH
VOL
th
tsu
From Output
Under Test
CL = 30 pF
(see Note A)
LOAD CIRCUIT
S1
Open
GND
500
500
Output
Control
(low-level
enabling)
Output
Waveform 1
S1 at 2
× VCC
(see Note B)
Output
Waveform 2
S1 at GND
(see Note B)
tPZL
tPZH
tPLZ
tPHZ
0 V
VOL + 0.15 V
VOH – 0.15 V
0 V
VCC
0 V
tw
VCC
VOLTAGE WAVEFORMS
SETUP AND HOLD TIMES
VOLTAGE WAVEFORMS
PULSE DURATION
VOLTAGE WAVEFORMS
ENABLE AND DISABLE TIMES
Timing
Input
Data
Input
tpd
tPLZ/tPZL
tPHZ/tPZH
Open
2
× VCC
GND
TEST
S1
NOTES: A. CL includes probe and jig capacitance.
B. Waveform 1 is for an output with internal conditions such that the output is low except when disabled by the output control.
Waveform 2 is for an output with internal conditions such that the output is high except when disabled by the output control.
C. All input pulses are supplied by generators having the following characteristics: PRR
≤ 10 MHz, ZO = 50 , tr ≤ 2 ns, tf ≤ 2 ns.
D. The outputs are measured one at a time with one transition per measurement.
E. tPLZ and tPHZ are the same as tdis.
F. tPZL and tPZH are the same as ten.
G. tPLH and tPHL are the same as tpd.
0 V
VCC
VCC/2
tPHL
VCC/2
VCC
0 V
VOH
VOL
Input
Output
VOLTAGE WAVEFORMS
PROPAGATION DELAY TIMES
VCC/2
tPLH
2
× VCC
VCC
Figure 2. Load Circuit and Voltage Waveforms
相关PDF资料
PDF描述
SN74LVC139ADBE4 LVC/LCX/Z SERIES, OTHER DECODER/DRIVER, INVERTED OUTPUT, PDSO16
SN74LVC14DR LVC/LCX/Z SERIES, HEX 1-INPUT INVERT GATE, PDSO14
SN74LVC157DW LVC/LCX/Z SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16
SN74LVC157PW LVC/LCX/Z SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16
SN74LVC157DB LVC/LCX/Z SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16
相关代理商/技术参数
参数描述
SN74LVC139ADBR 功能描述:编码器、解码器、复用器和解复用器 Dual Line 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
SN74LVC139ADBRE4 功能描述:编码器、解码器、复用器和解复用器 Dual 2 to 4-Line Decoder/Demltplxr 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
SN74LVC139ADBRG4 功能描述:编码器、解码器、复用器和解复用器 Dual 2 Ln To 4 Ln Decodr Demultplxr 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
SN74LVC139ADE4 功能描述:编码器、解码器、复用器和解复用器 Dual 2 to 4-Line Decoder/Demltplxr 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
SN74LVC139ADG4 功能描述:编码器、解码器、复用器和解复用器 Dual 2 to 4-Line Decoder/Demltplxr 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