PI5C34X245_11 Datasheet, PDF (1/4 Pages) Pericom Semiconductor Corporation – 32-Bit, 2-Port Bus Switch

Features
ÎÎNear-Zero propagation delay
ÎÎ5Ω switches connect inputs to outputs
ÎÎDirect bus connection when switches are ON
ÎÎUltra-low quiescent power (0.2μA typical)
àà Ideally suited for notebook applications
ÎÎIndustrial operating temperature: –40°C to +85°C
ÎÎPackaging (Pb-free & Green available):
àà 80-pin 150 mil wide BQSOP (B)
PI5C34X245
32-Bit, 2-Port Bus Switch
Description
The PI5C34X245 is a 32-bit, 2-port bus switch. Four enable sig-
nals (BEn) turn the switches on. The bus switch creates no ad-
ditional propagational delay or additional ground bounce noise.
Block Diagram
A0
A7
BE1
A8
A15
BE2
A16
A23
BE3
A24
A31
BE4
B0
B7
B8
B15
B16
B23
B24
B31
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
NC 21
A16 22
A17 23
A18 24
A19 25
A20 26
A21 27
A22 28
A23 29
GND 30
NC 31
A24 32
A25 33
A26 34
A27 35
A28 36
A29 37
A30 38
A31 39
GND 40
80 VCC
79 BE1
78 B0
77 B1
76 B2
75 B3
74 B4
73 B5
72 B6
71 B7
70 VCC
69 BE2
68 B8
67 B9
66 B10
65 B11
64 B12
63 B13
62 B14
61 B15
60 VCC
59 BE3
58 B16
57 B17
56 B18
55 B19
54 B20
53 B21
52 B22
51 B23
50 VCC
49 BE4
48 B24
47 B25
46 B26
45 B27
44 B28
43 B29
42 B30
41 B31
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11-0009
1
www.pericom.com
05/26/11