參數(shù)資料
型號(hào): 74AHC157
廠商: NXP Semiconductors N.V.
英文描述: Quad 2-input multiplexer
中文描述: 四2輸入復(fù)用器
文件頁(yè)數(shù): 3/16頁(yè)
文件大?。?/td> 84K
代理商: 74AHC157
1999 Sep 24
3
Philips Semiconductors
Product specification
Quad 2-input multiplexer
74AHC157;
74AHCT157
QUICK REFERENCE DATA
GND = 0 V; T
amb
= 25
°
C; t
r
= t
f
3.0 ns.
Notes
1.
C
PD
is used to determine the dynamic power dissipation (P
D
in
μ
W).
P
D
= C
PD
×
V
CC2
×
f
i
+
(C
L
×
V
CC2
×
f
o
) where:
f
i
= input frequency in MHz;
f
o
= output frequency in MHz;
(C
L
×
V
CC2
×
f
o
) = sum of outputs;
C
L
= output load capacitance in pF;
V
CC
= supply voltage in Volts.
The condition is V
I
= GND to V
CC
.
2.
PINNING
SYMBOL
PARAMETER
CONDITIONS
TYPICAL
UNIT
AHC
AHCT
t
PHL
/t
PLH
propagation delay
nI
0
, nI
1
to nY
S to nY
E to nY
input capacitance
output capacitance
power dissipation
capacitance
C
L
= 15 pF; V
CC
= 5 V
C
L
= 15 pF; V
CC
= 5 V
C
L
= 15 pF; V
CC
= 5 V
V
I
= V
CC
or GND
3.2
4.5
3.7
3.0
4.0
3.4
5.1
4.0
3.0
4.0
ns
ns
ns
pF
pF
C
I
C
O
C
PD
C
L
= 50 pF; f = 1 MHz; notes 1 and 2
4 outputs switching via S
1 output switching via I
31
13
41
16
pF
pF
PIN
SYMBOL
DESCRIPTION
1
2, 5, 11 and 14
3, 6, 10 and 13
4, 7, 9 and 12
8
15
16
S
1I
0
to 4I
0
1I
1
to 4I
1
1Y to 4Y
GND
E
V
CC
common data select input
data inputs from source 0
data inputs from source 1
multiplexer outputs
ground (0 V)
enable input (active LOW)
DC supply voltage
相關(guān)PDF資料
PDF描述
74AHCT157 Quad 2-input multiplexer(四通道 2輸入多路復(fù)用器)
74AHC1G00 2-input NAND gate
74AHCT1G00 CON N3408-5002RB 3M 8X2 RA-DL1
74AHCT1G02 2-input NOR gate
74AHCT1G04 Inverter
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
74AHC157BQ 制造商:NXP Semiconductors 功能描述:IC QUAD 2 INPUT MUX DHVQFN1
74AHC157BQ,115 功能描述:編碼器、解碼器、復(fù)用器和解復(fù)用器 5V QUAD 2-INPUT 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(shí)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(fēng)格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray
74AHC157BQ-G 功能描述:編碼器、解碼器、復(fù)用器和解復(fù)用器 5V QUAD 2-INPUT 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(shí)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(fēng)格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray
74AHC157BQ-Q100X 制造商:NXP Semiconductors 功能描述:74AHC157BQ-Q100/DHVQFN16/REEL7 制造商:NXP Semiconductors 功能描述:74AHC157BQ-Q100/DHVQFN16/REEL7 - Tape and Reel 制造商:NXP Semiconductors 功能描述:IC MUX QUAD 2INPUT 16-DHVQFN
74AHC157D 功能描述:編碼器、解碼器、復(fù)用器和解復(fù)用器 QUAD 2-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(shí)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(fēng)格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray