PI3CH281_15 Datasheet, PDF (1/7 Pages) Pericom Semiconductor Corporation – 2-Channel 4:1 Mux/DeMux, Enable Low 1.8V/2.5V/3.3V, High-Bandwidth, Hot Plug

PI3CH281
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2-Channel 4:1 Mux/DeMux, Enable Low 1.8V/2.5V/3.3V,
High-Bandwidth, Hot Plug
Features
Description
 Near-Zero propagation delay
 5-ohm switches connect inputs to outputs
 High signal passing bandwidth (300 MHz)
 Beyond Rail-to-Rail switching
- 0 to 5V switching with 3.3V power supply
- 0 to 3.3V switching with 2.5V power supply
 5V I/O tolerant with supply in OFF and ON state
 1.8V, 2.5V and 3.3V supply voltage operation
 Hot Insertion Capable
 Industrial Operating Temperature: -40ºC to +85ºC
 8kV ESD Protection (human body model)
 Latch-up Performance: >200mA per JESD17
 Packaging (Pb-free & Green available):
-16-pin 150-mil wide plastic QSOP (Q)
Pin Configuration
The PI3CH281 is a 2-channel, 4:1 Multiplexer/
Demultiplexer with 3-state outputs. The switch
introduces no additional ground bounce noise or
propagation delay.
The PI3CH281 device is very useful in switching
signals that have high bandwidth (500 MHz).
Pin Description
Pin No
1
2, 14
3, 4, 5, 6
7, 9
8
10, 11, 12,
13
15
16
Pin Name
1111111
EN
S₁, S₀
I^A3^, I^A2, I^A1, I^A0
Y_A, Y_B
GND
I^B0^, I^B1, I^B2, I^B3
1111111
NC
V_CC
Description
Enable
Select Input
Data Outputs
Data Outputs
Ground
Data Outputs
Not connected
Power
Block Diagram
Truth Table⁽¹⁾
Enable
Select
EN S₁
H
X
S₀
Y
X Hi-Z
Function
Disable
L
L
L
I0
S_1-0=0
L
L
H
I1
S_1-0=1
L
H
L
I2
S_1-0=2
L
H
H
I3
S_1-0=3
Note:
1. H=High Voltage Level; L=Low Voltage Level
2015-10-0001
PT0478-5 10/26/15
1