PI5C34X245 데이터 시트보기 (PDF) - Pericom Semiconductor Corporation
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PI5C34X245 Datasheet PDF : 4 Pages
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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
• Industrial operating temperature: –40°C to +85°C
• Packaging (Pb-free & Green available):
– 80-pin BQSOP (B)
PI5C34X245
32-Bit, 2-Port Bus Switch
Description
The PI5C34X245 is a 32-bit, 2-port bus switch. Four enable signals
(BEn) turn the switches on. The bus switch creates no additional
propagational delay or additional ground bounce noise.
Block Diagram
A0
A7
BE1
A8
A15
BE2
A16
A23
BE3
A24
A31
BE4
06-0238
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
1
PS7058H
05/12/06
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