74ACT257MTR STMicroelectronics, 74ACT257MTR Datasheet - Page 5

• Manufacturer Part Number: 74ACT257MTR
• Description: IC MULTIPLEXER QUAD 2-CH 16-SOIC
• Manufacturer: STMicroelectronics
• Series: 74ACTr
• Type: Multiplexerr

Specifications of 74ACT257MTR

• Circuit: 4 x 2:1
• Independent Circuits: 1
• Current - Output High, Low: 24mA, 24mA
• Voltage Supply Source: Single Supply
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 497-1042-2

CAPACITIVE CHARACTERISTICS
1) C
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I
circuit)
TEST CIRCUIT
C
R
R
t
t
t
PLH
PZL
PZH
Symbol
L
L
T
C
= 50pF or equivalent (includes jig and probe capacitance)
= R
= Z
C
PD
C
OUT
, t
, t
, t
PD
IN
OUT
1
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
PLZ
PHL
PHZ
= 500 or equivalent
of pulse generator (typically 50 )
Input Capacitance
Output
Capacitance
Power Dissipation
Capacitance (note
1)
Parameter
V
(V)
5.0
5.0
5.0
CC
Test Condition
TEST
f
IN
= 10MHz
Min.
T
A
Typ.
= 25°C
25
5
8
Max.
Value
Min.
-40 to 85°C
CC(opr)
Max.
= C
PD
x V
SWITCH
-55 to 125°C
Min.
Open
Open
2V
CC
CC
x f
IN
74ACT257
Max.
+ I
CC
/n (per
Unit
pF
pF
pF
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