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CD74HC253M Folha de dados(PDF) 1 Page - Texas Instruments

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Nome de Peças CD74HC253M
Descrição Electrónicos  High-Speed CMOS Logic Dual 4-Input Multiplexer
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Fabricante Electrônico  TI1 [Texas Instruments]
Página de início  http://www.ti.com
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CD74HC253M Folha de dados(HTML) 1 Page - Texas Instruments

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Data sheet acquired from Harris Semiconductor
SCHS170B
Features
• Common Select Inputs
• Separate Output-Enable Inputs
• Three-State Outputs
• Fanout (Over Temperature Range)
- Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads
- Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads
• Wide Operating Temperature Range . . . -55oC to 125oC
• Balanced Propagation Delay and Transition Times
• Significant Power Reduction Compared to LSTTL
Logic ICs
• HC Types
- 2V to 6V Operation
- High Noise Immunity: NIL = 30%, NIH = 30% of VCC
at VCC = 5V
• HCT Types
- 4.5V to 5.5V Operation
- Direct LSTTL Input Logic Compatibility,
VIL= 0.8V (Max), VIH = 2V (Min)
- CMOS Input Compatibility, Il ≤ 1µA at VOL, VOH
Description
The CD74HC253 and CD74HCT253 are dual 4-to-1 line
selector/multiplexers having three-state outputs. One of four
sources for each section is selected by the common select
inputs, S0 and S1. When the output enable (1OE, 2OE) is
HIGH, the output is in the high-impedance state.
Pinout
CD74HC253, CD74HCT253
(PDIP, SOIC)
TOP VIEW
Ordering Information
PART NUMBER
TEMP. RANGE (oC)
PACKAGE
CD74HC253E
-55 to 125
16 Ld PDIP
CD74HC253M
-55 to 125
16 Ld SOIC
CD74HC253MT
-55 to 125
16 Ld SOIC
CD74HC253M96
-55 to 125
16 Ld SOIC
CD74HCT253E
-55 to 125
16 Ld PDIP
CD74HCT253M
-55 to 125
16 Ld SOIC
CD74HCT253MT
-55 to 125
16 Ld SOIC
CD74HCT253M96
-55 to 125
16 Ld SOIC
NOTE: When ordering, use the entire part number. The suffix 96
denotes tape and reel. The suffix T denotes a small-quantity reel
of 250.
14
15
16
9
13
12
11
10
1
2
3
4
5
7
6
8
1OE
S1
1I3
1I2
1I1
1I0
GND
1Y
VCC
S0
2I3
2I2
2I1
2I0
2Y
2OE
November 1997 - Revised October 2003
CAUTION: These devices are sensitive to electrostatic discharge. Users should follow proper IC Handling Procedures.
Copyright
© 2003, Texas Instruments Incorporated
1
CD74HC253,
CD74HCT253
High-Speed CMOS Logic
Dual 4-Input Multiplexer
[ /Title
(CD74
HC253
,
CD74
HCT25
3)
/Sub-
ject
(High
Speed
CMOS
Logic
Dual
4-Input
Multi-
plexer)


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