PI5C32X245 Datasheet, PDF (1/4 Pages) Pericom Semiconductor Corporation – 16-Bit, 2-Port BusSwitch

Product Features:
• Near-Zero propagation delay
• 5Ω switches connect inputs to outputs
• Direct bus connection when switches are ON
• Ultra-low quiescent power (0.2µA typical)
– Ideally suited for notebook applications
• Pin compatible with QS32X245
• Industrial operating temperature: –40°C to +85°C
• Packaging (Pb-free & Green available):
– 40-pin 150-mil wide plastic BQSOP (B)
Block Diagram
A0
B0
A7
B7
BE1
A8
B8
A15
B15
BE2
Truth Table⁽¹⁾
Function
BEn
A0–15
Disconnect
H
Hi-Z
Connect
L
B0–15
Note:
1. H = High Voltage Level, L = Low Voltage Level,
Hi-Z = High Impedance
PI5C32X245
16-Bit, 2-Port BusSwitch
Description:
Pericom Semiconductor’s PI5C32X245 is a 16-bit, 2-port bus
switch. Two enable signals (BEn) turn the switches on. The bus
switch creates no additional propagational delay or additional
ground bounce noise.
Pin Configuration
NC 1
A0 2
A1 3
A2 4
A3 ₅
A4 ₆
A5 ₇
A6 ₈
A7 ₉
GND 10
NC ₁₁
A8 ₁₂
A9 ₁₃
A10 14
A11 ₁₅
A12 16
A13 17
A14 18
A15 ₁₉
GND 20
40 VCC
39 BE1
38 B0
37 B1
36 B2
35 B3
34 B4
33 B5
32 B6
31 B7
30 VCC
29 BE2
28 B8
27 B9
26 B10
25 B11
24 B12
23 ^B13
22 B14
21 B15
Pin Description
Pin Name I/O
BEn
I
A0-A15
I/O
B0-B15
I/O
Description
Bus Enable Input (Active LOW)
Bus A
Bus B
1
PS7057E
09/16/04