pi3b32x245 Pericom Semiconductor Corporation, pi3b32x245 Datasheet
pi3b32x245
Manufacturer Part Number
pi3b32x245
Description
3.3v 16-bit Bus Switch
Manufacturer
Pericom Semiconductor Corporation
Datasheet
1.PI3B32X245.pdf
(4 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
pi3b32x245BE
Manufacturer:
REPICOM
Quantity:
20 000
Part Number:
pi3b32x245BEX
Manufacturer:
PERICOM
Quantity:
20 000
Part Number:
pi3b32x245BX
Manufacturer:
PERICOM
Quantity:
20 000
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2
Product Features
• Fast Switching Speed: 4.5ns max.
• Permits Hot Insertion
• Near-zero propagation delay
• 5Ω switches connect inputs to outputs
• Direct bus connection when switches are ON
• Ultra-low quiescent power (1.0µA typical)
• Industrial operating temperature: –40°C to +85°C
• TTL - compatible control of input levels
• Packages (Pb-free & Green available):
Logic Block Diagram
Truth Table
Notes:
1. H= High Voltage Level
• 40-pin, 150-mil wide plastic BQSOP (B)
– Ideally suited for notebook applications
L = Low Voltage Level
Hi-Z = High Impedance
Function
Disconnect
Connect
BE
BE
A
A
A
A
(1)
15
0
7
8
1
2
BEn A
H
L
B
Hi-Z
0
0
–15
–15
B
B
B
B
0
4
8
15
1
3.3V, Hot Insertion 16-Bit, 2-Port Bus Switch
Product Description
The PI3B32X245 is a 3.3V,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.
Product Pin Configuration
Product Pin Description
Pin Name
BEn
A
B
0
0
-B
-A
15
15
GND
GND
A
A
A
A
A
A
I/O
NC
NC
I/O
I/O
A
A
A
A
A
A
A
A
A
A
10
11
12
13
14
15
I
0
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Description
Bus Enable Input (Active LOW)
Bus A
Bus B
40-Pin
B
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
B
PI3B32X245
BE
B
B
B
B
BE
B
V
B
B
B
V
B
B
B
B
B
B
B
4
CC
0
1
6
7
15
2
3
5
CC
8
9
11
12
13
14
10
1
2
PS8337C
07/21/05
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pi3b32x245 Summary of contents
Page 1
... L = Low Voltage Level Hi-Z = High Impedance 3.3V, Hot Insertion 16-Bit, 2-Port Bus Switch Product Description The PI3B32X245 is a 3.3V,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. Product Pin Configuration ...
Page 2
... Typ 3 8 16.0 PI3B32X245 ( ) ± 1 µ Ω Units PS8337C 07/21/05 ...
Page 3
... Hot Insertion 16-Bit, 2-Port Bus Switch (1) Test Conditions V = Max Max PI3B32X245 Com. (1) Conditions Min. Max 50pF — 0. 500Ω L 1.0 4.0 1.0 4.5 3 PI3B32X245 (2) Min. Typ. Max. = GND or V 1.0 CC ( Units ns PS8337C Units 3.0 µA 750 µA 07/21/05 ...
Page 4
... Packaging Mechanical: 40-Pin BQSOP (B) X.XX DENOTES DIMENSION IN MILLIMETERS X.XX Ordering Information Ordering Code PI3B32X245B 40-pin, 150-mil wide plastic BQSOP PI3B32X245BE Pb-free & Green, 40-pin, 150-mil wide plastic BQSOP Pericom Semiconductor Corporation • 1-800-435-2336 • www.pericom.com Package Type 4 3.3V, Hot Insertion 16-Bit, 2-Port Bus Switch PI3B32X245 PS8337C 07/21/05 ...