pi5c16244 Pericom Semiconductor Corporation, pi5c16244 Datasheet

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pi5c16244

Manufacturer Part Number
pi5c16244
Description
16-bit Bus Switch Fct16244 Pinout
Manufacturer
Pericom Semiconductor Corporation
Datasheet
Features:
• Near-Zero propagation delay
• 5Ω switches connect inputs to outputs
• Direct bus connection when switches are ON
• Ultra-low quiescent power (0.2 µA typical)
• Pin compatible with 74 series 16244
• Industrial operating temperature: –40°C to +85°C
• Packaging (Pb-free & Green available):
Truth Table
Note:
1.
Block Diagram
1
2
– Ideally suited for notebook applications
– 48-pin, 240 mil-wide plastic TSSOP (A)
– 48-pin, 150 mil-wide plastic BQSOP (B)
– 48-pin, 300 mil-wide plastic SSOP (V)
1A
1A
1A
1A
2A
2A
2A
2A
BE
BE
H = High Voltage Level; L = Low Voltage Level;
Hi-Z = High Impedance
0
1
2
3
0
1
2
3
Disconnect
Function
Connect
06-0065
(1)
1B
1B
1B
1B
2B
2B
2B
2B
n
0
1
2
3
0
1
2
3
BE
H
L
3
4
3A
3A
3A
3A
4A
4A
4A
4A
BE
BE
0
1
2
3
0
1
2
3
n
n
Hi-Z
A
B
0–3
0–3
1
3B
3B
3B
3B
4B
4B
4B
4B
Description:
Pericom Semiconductor’s PI5C16244 is a 16-bit, 4-port bus switches
that is pin compatible with the 74 series 1624416-bit driver. Four
enable signals (nBE) turn the switches on. The bus switch creates no
additional propagation delay or additional ground bounce noise.
Pin Description
nBE
nA0-nA3
nB0-nB3
0
1
2
3
0
1
2
3
Pin Name
Pin Configuration
I/O
I/O
I/O
I
GND
GND
GND
GND
V
V
1
4
1
2
2
3
3
4
4
1
1
1
2
2
3
3
4
4
BE
BE
B
CC
B
B
B
B
CC
B
B
B
B
B
B
B
B
B
B
B
3
0
1
2
3
0
1
0
1
2
2
3
0
1
2
3
Bus Enable Input (Active LOW)
Bus A
Bus B
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
16-Bit Bus Switch
Description
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
PI5C16244
PS7025FB
2
1
1
GND
1
1
V
2
2
GND
2
2
3
3
GND
3
3
V
4
4
GND
4
4
3
BE
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
BE
CC
CC
0
1
2
3
0
1
2
3
0
1
2
3
0
1
2
3
03/31/06

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pi5c16244 Summary of contents

Page 1

... H = High Voltage Level Low Voltage Level; Hi-Z = High Impedance 06-0065 Description: Pericom Semiconductor’s PI5C16244 is a 16-bit, 4-port bus switches that is pin compatible with the 74 series 1624416-bit driver. Four enable signals (nBE) turn the switches on. The bus switch creates no additional propagation delay or additional ground bounce noise. ...

Page 2

... Exposure to absolute maximum rating conditions for extended periods may affect reliability ±10%) CC (1) (2) Min. Typ 2.0 –0.5 CC –0 150 5 10 Typ Max PI5C16244 Max. Units V 0.8 ±1 ±1 µA ±1 –1 Ω 15 Units pF PS7025FB 03/31/06 ...

Page 3

... GND ( Max 3. Max and B Pins Open nBE = GND Control Input Toggling 50% Duty Cycle Test Conditions C = 50pF 500Ω PI5C16244 16-Bit Bus Switch (2) Min. Typ Max. 0.1 3.0 CC 2.5 0.25 PI5C16244 Com. (1) Min Max 0.25 1.5 5.6 1.5 5.2 PS7025FB Units µA mA mA/ Unit ns 03/31/06 ...

Page 4

... PS7025FB PI5C16244 �� ���� �� � �� ���� � �� ...

Page 5

... BSC 0.05 0.50 0.17 0.15 0.27 .395 .420 10.03 .291 10.67 .299 7.39 7.59 Gauge Plane .008 0.20 Nom. .008 0.20 .0135 0.34 5 16-Bit Bus Switch 6.0 6.2 SEATING PLANE 0.09 .004 0.20 .008 0.45 .018 0.75 .030 .319 BSC 8.1 .010 0.25 .02 0.51 .04 1.01 0.381 .015 x 45˚ .025 0.635 .110 2.79 .008 0.20 0-8˚ .016 0.40 PI5C16244 Max PS7025FB 03/31/06 ...

Page 6

... DENOTES DIMENSIONS X.XX IN MILLIMETERS Ordering Information Ordering Code PI5C16244A PI5C16244AE PI5C16244B PI5C16244BE PI5C16244V PI5C16244VE Notes: • Thermal characteristics can be found on the company web site at www.pericom.com/packaging/ • Pb-free and Green • X suffix = Tape/Reel Pericom Semiconductor Corporation • 1-800-435-2336 • www.pericom.com 06-0065 .150 .228 .157 ...

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