參數(shù)資料
型號: 74VHC157M
廠商: 意法半導體
英文描述: Quadruple 2-Input Positive-NAND Gates 14-TSSOP -40 to 85
中文描述: 四2通道多
文件頁數(shù): 1/9頁
文件大?。?/td> 65K
代理商: 74VHC157M
74VHC157
QUAD 2 CHANNEL MULTIPLEXER
PRELIMINARY DATA
June 1999
I
HIGHSPEED:t
PD
=4.1ns(TYP.)atV
CC
= 5V
I
LOWPOWERDISSIPATION:
I
CC
=4
μ
A(MAX.) at T
A
=25
o
C
I
HIGHNOISEIMMUNITY:
V
NIH
= V
NIL
=28%V
CC
(MIN.)
I
POWERDOWN PROTECTIONON INPUTS
I
SYMMETRICALOUTPUTIMPEDANCE:
|I
OH
| = I
OL
= 8 mA(MIN)
I
BALANCEDPROPAGATIONDELAYS:
t
PLH
t
PHL
I
OPERATINGVOLTAGERANGE:
V
CC
(OPR)= 2Vto 5.5V
I
PINANDFUNCTION COMPATIBLEWITH
74SERIES157
I
IMPROVEDLATCH-UP IMMUNITY
I
LOWNOISE:V
OLP
= 0.8V(Max.)
DESCRIPTION
The 74VHC157 is an high-speed CMOS QUAD
2-CHANNEL
MULTIPLEXER
sub-micron silicon gate and double-layer metal
wiring C
2
MOS technology.
It consists of four 2-input digital multiplexers with
common select and strobe inputs. It
fabricated
with
is a
non-inverting multiplexer. When the STROBE
input is held high, selection of data is inhibited
and all the outputs become low. The SELECT
decoding determines whether the A or B inputs
get routed to theircorresponding Youtputs.
Power down protection is provided on all inputs
and 0 to 7V can be accepted on inputs with no
regard to the supply voltage. This device can be
used to interface 5V to 3V.All inputs and outputs
are equippedwith protectioncircuits against static
discharge, giving them 2KV ESD immunity and
transientexcess voltage.
PIN CONNECTION AND IEC LOGIC SYMBOLS
M1
(Micro Package)
T
(TSSOPPackage)
ORDER CODES :
74VHC157M
74VHC157T
1/9
相關PDF資料
PDF描述
74VHC157T Quadruple 2-Input Positive-NAND Gates 14-TSSOP -40 to 85
74VHC157 Quad 2 Channel Multiplexer(四二通道多路復用器)
74VHC16240 16-BIT BUS BUFFER WITH 3-STATE OUTPUTS (INVERTED)
74VHC16240TTR 16-BIT BUS BUFFER WITH 3-STATE OUTPUTS (INVERTED)
74VHC16245 16-BIT BUS TRANSCEIVER
相關代理商/技術(shù)參數(shù)
參數(shù)描述
74VHC157M_Q 功能描述:編碼器、解碼器、復用器和解復用器 Qd 2-Inp Multiplexer RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線路數(shù)量(輸入/輸出):2 / 12 傳播延遲時間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray
74VHC157MTC 功能描述:編碼器、解碼器、復用器和解復用器 Qd 2-Inp Multiplexer RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線路數(shù)量(輸入/輸出):2 / 12 傳播延遲時間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray
74VHC157MTC_Q 功能描述:編碼器、解碼器、復用器和解復用器 Qd 2-Inp Multiplexer RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線路數(shù)量(輸入/輸出):2 / 12 傳播延遲時間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray
74VHC157MTCX 功能描述:編碼器、解碼器、復用器和解復用器 Qd 2-Inp Multiplexer RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線路數(shù)量(輸入/輸出):2 / 12 傳播延遲時間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray
74VHC157MTCX_NL 功能描述:編碼器、解碼器、復用器和解復用器 FINISHED GOOD RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線路數(shù)量(輸入/輸出):2 / 12 傳播延遲時間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray