PI74ALVCH16269V Ver la hoja de datos (PDF) - Pericom Semiconductor
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PI74ALVCH16269V Datasheet PDF : 5 Pages
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PI74ALVCH16269
12-Bit to 24-Bit Registered Bus Exchanger
with 3-State Outputs 1122334455667788990011223344556677889900112233445566778899001122112233445566778899001122334455667788990011223344556677889900112211223344556677889900112233445566778899001122334455667788990011221122334455667788990011223344556677889900112233445566778899001122112233445566778899001122
Timing Requirements over Operating Range
VCC = 2.5V ±
0.2V
VCC = 2.7V
VCC = 3.3V ±
0.3V
Parameters
Description
Min. Max. Min. Max. Min. Max. Units
fCLOCK
tW
Clock frequency
Pulse duration, CLK
High or Low
135
135
135 MHz
3.3
3.3
3.3
A data before CLK↑
2.0
2.0
1.7
B data before CLK↑
2.2
2.1
1.8
tSU
Setup time
SEL before CLK↑
1.6
1.6
1.3
CLKENA1 or CLKENA2
before CLK ↑
1.0
1.2
0.9
OE data before CLK ↑
1.5
1.6
1.3
ns
A data after CLK↑
0.7
0.6
0.6
B data after CLK↑
0.7
0.6
1.6
tH
Hold time
SEL after CLK↑
1.1
CLKENA1 or CLKENA2
after CLK ↑
1.0
0.7
0.7
0.8
1.1
OE after CLK↑
0.8
0.8
0.8
Switching Characteristics over Operating Range(1)
Parameters
From
(INPUT)
To
VCC = 2.5V ± 0.2V
(OUTPUT) Min.(2)
Max.
VCC = 2.7V
Min.(2) Max.
VCC = 3.3V ± 0.3V
Min.(2)
Max.
fMAX
135
135
135
B
1.0
8.2
7.3
1.0
6.2
tPD
A
1.0
6.4
5.8
1.0
5.0
B
1.0
7.9
tEN
CLK
A
1.0
7.6
6.7
1.0
6.1
6.2
1.0
5.9
B
1.0
8.1
6.9
1.0
6.1
tDIS
A
1.0
7.5
6.8
1.0
5.6
Notes:
1. Unused control inputs must be held HIGH or LOW to prevent them from floating.
2. Minimum limits are guaranteed but not tested on Propagation Delays.
Units
ns
Operating Characteristics, TA = 25°C
Parameter
Test
Conditions
VCC = 2.5V ± 0.2V VCC = 3.3V ± 0.3V
Typical
CPDPower Dissipation Outputs Enabled
Capacitance per
Exchanger
Outputs Disabled
CL= 0pF,
F = 10 MHz
87
80.5
120
118
Units
pF
Pericom Semiconductor Corporation
2380 Bering Drive • San Jose, CA 95131 • 1-800-435-2336 • Fax (408) 435-1100 • http://www.pericom.com
5
PS8379 04/16/99
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