參數(shù)資料
型號(hào)： MC74LCX257DR2G
廠商： ON SEMICONDUCTOR
元件分類： 通用總線功能
英文描述： Low-Voltage CMOS Quad 2-Input Multiplexer With 5.0 V−Tolerant Inputs and Outputs (3−State, Non−Inverting)
中文描述： LVC/LCX/Z SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16
封裝： LEAD FREE, SOIC-16
文件頁(yè)數(shù)： 4/8頁(yè)
文件大?。?/td> 97K
代理商： MC74LCX257DR2G
MC74LCX257
http://onsemi.com
4
DC ELECTRICAL CHARACTERISTICS
T
A
= 40
°
C to +85
°
C
Symbol
Characteristic
Condition
Min
Max
Unit
V
IH
HIGH Level Input Voltage (Note 2)
2.3 V
≤
V
CC
≤
2.7 V
1.7
V
2.7 V
≤
V
CC
≤
3.6 V
2.0
V
IL
LOW Level Input Voltage (Note 2)
2.3 V
≤
V
CC
≤
2.7 V
0.7
V
2.7 V
≤
V
CC
≤
3.6 V
0.8
V
OH
HIGH Level Output Voltage
2.3 V
≤
V
CC
≤
3.6 V; I
OH
= 100 A
V
CC
0.2
V
V
CC
= 2.3 V; I
OH
= 8 mA
1.8
V
CC
= 2.7 V; I
OH
= 12 mA
2.2
V
CC
= 3.0 V; I
OH
= 18 mA
2.4
V
CC
= 3.0 V; I
OH
= 24 mA
2.2
V
OL
LOW Level Output Voltage
2.3 V
≤
V
CC
≤
3.6 V; I
OL
= 100 A
0.2
V
V
CC
= 2.3 V; I
OL
= 8 mA
0.6
V
CC
= 2.7 V; I
OL
= 12 mA
0.4
V
CC
= 3.0 V; I
OL
= 16 mA
0.4
V
CC
= 3.0 V; I
OL
= 24 mA
0.55
I
I
Input Leakage Current
2.3 V
≤
V
CC
≤
3.6 V; 0 V
≤
V
I
≤
5.5 V
±
5
A
I
OZ
3State Output Current
2.3
≤
V
CC
≤
3.6 V; 0 V
≤
V
O
≤
5.5 V;
V
I
= V
IH
or V
IL
±
5
A
I
OFF
PowerOff Leakage Current
V
CC
= 0 V; V
I
or V
O
= 5.5 V
10
A
I
CC
Quiescent Supply Current
2.3
≤
V
CC
≤
3.6 V; V
I
= GND or V
CC
10
A
2.3
≤
V
CC
≤
3.6 V; 3.6
≤
V
I
or V
O
≤
5.5 V
±
10
I
CC
Increase in I
CC
per Input
2.3
≤
V
CC
≤
3.6 V; V
IH
= V
CC
0.6 V
500
A
2. These values of V
I
are used to test DC electrical characteristics only.
AC CHARACTERISTICS
t
R
= t
F
= 2.5 ns; R
L
= 500
Limits
T
A
= 40
°
C to +85
°
C
V
CC
= 3.3 V
±
0.3 V
V
CC
= 2.7 V
V
CC
= 2.5 V
±
0.2 V
C
L
= 50 pF
C
L
= 50 pF
C
L
= 30 pF
Symbol
Parameter
Waveform
Min
Max
Min
Max
Min
Max
Unit
t
PLH
Propagation Delay
1
1.5
6.0
1.5
6.5
1.5
7.2
ns
t
PHL
In to Zn
1.5
6.0
1.5
6.5
1.5
7.2
t
PLH
Propagation Delay
1, 2
1.5
7.0
1.5
8.5
1.5
9.1
ns
t
PHL
S to Zn
1.5
7.0
1.5
8.5
1.5
9.1
t
PZH
Output Enable Time to
3
1.5
7.0
1.5
8.5
1.5
9.1
ns
t
PZL
High and Low Level
1.5
7.0
1.5
8.5
1.5
9.1
t
PHZ
Output Disable Time From
3
1.5
5.5
1.5
6.0
1.5
6.6
ns
t
PLZ
High and Low Level
1.5
5.5
1.5
6.0
1.5
6.6
t
OSHL
OutputtoOutput Skew
1.0
ns
t
OSLH
3. Skew is defined as the absolute value of the difference between the actual propagation delay for any two separate outputs of the same device.
The specification applies to any outputs switching in the same direction, either HIGHtoLOW (t
OSHL
) or LOWtoHIGH (t
OSLH
); parameter
guaranteed by design.
(Note 3)
1.0
相關(guān)PDF資料
PDF描述
MC74LCX257DTR2 Low-Voltage CMOS Quad 2-Input Multiplexer With 5.0 V−Tolerant Inputs and Outputs (3−State, Non−Inverting)
MC74LCX257MEL Low-Voltage CMOS Quad 2-Input Multiplexer With 5.0 V−Tolerant Inputs and Outputs (3−State, Non−Inverting)
MC74LCX258DG Low-Voltage CMOS Quad 2-Input Multiplexer With 5 V−Tolerant Inputs and Outputs (3−State, Inverting)
MC74LCX258DR2 Low-Voltage CMOS Quad 2-Input Multiplexer With 5 V−Tolerant Inputs and Outputs (3−State, Inverting)
MC74LCX258DR2G Low-Voltage CMOS Quad 2-Input Multiplexer With 5 V−Tolerant Inputs and Outputs (3−State, Inverting)
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MC74LCX257DTR2G 功能描述:編碼器、解碼器、復(fù)用器和解復(fù)用器 2-3.6V CMOS 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
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