74AHC257D,112 NXP Semiconductors, 74AHC257D,112 Datasheet - Page 10

• Manufacturer Part Number: 74AHC257D,112
• Description: IC QUAD 2-IN MUX 3-ST 16SOIC
• Manufacturer: NXP Semiconductors
• Series: 74AHCr
• Type: Multiplexerr

Specifications of 74AHC257D,112

• Circuit: 4 x 2:1
• Independent Circuits: 1
• Current - Output High, Low: 8mA, 8mA
• Voltage Supply Source: Single Supply
• Voltage - Supply: 2 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Logical Function: Mux
• Configuration: 4 x 2:1
• Number Of Inputs: 8
• Number Of Outputs: 4
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (min): 2V
• Operating Supply Voltage (max): 5.5V
• Power Dissipation: 500mW
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Mounting: Surface Mount
• Pin Count: 16
• Package Type: SO
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 74AHC257D; 74AHC257D; 935265467112

NXP Semiconductors
11. Waveforms
Table 8.
74AHC_AHCT257_2
Product data sheet
Type
74AHC257
74AHCT257
Fig 6.
Fig 7.
Measurement points are given in
V
Data inputs and common data select input to output propagation delays
Measurement points are given in
V
Enable and disable times
OL
OL
Measurement points
and V
and V
OH
OH
are typical voltage output levels that occur with the output load.
are typical voltage output levels that occur with the output load.
HIGH-to-OFF
OFF-to-HIGH
LOW-to-OFF
OFF-to-LOW
Qn output
Qn output
Input
V
0.5
1.5 V
OE input
M
V
nI0, nI1, S
nY output
CC
input
GND
GND
V
V
Table
Table
V
OH
CC
OL
V
I
8.
8.
GND
V
V
OH
OL
V
I
V
enabled
outputs
Rev. 02 — 9 May 2008
M
t
PLZ
t
Output
V
0.5
0.5
PHZ
M
V
V
V
M
V
CC
CC
X
V
V
M
Y
t
PHL
74AHC257; 74AHCT257
disabled
outputs
V
V
V
t
X
OL
OL
PZL
t
PZH
+ 0.3 V
+ 0.3 V
mna486
t
PLH
Quad 2-input multiplexer; 3-state
V
M
V
M
outputs
enabled
mna813
V
V
V
Y
OH
OH
© NXP B.V. 2008. All rights reserved.
0.3 V
0.3 V
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