PI74ALVCH16524 查看數據表（PDF） - Pericom Semiconductor
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PI74ALVCH16524 Datasheet PDF : 7 Pages
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PI74ALVCH16524
18-Bit Registered Bus Transceiver
with 3-State Outputs 1122334455667788990011223344556677889900112233445566778899001122112233445566778899001122334455667788990011223344556677889900112211223344556677889900112233445566778899001122334455667788990011221122334455667788990011223344556677889900112233445566778899001122112233445566778899001122
Timing Requirements over Operating Range
Parameters
Description
fCLOCK Clock frequency
tW Pulse
Duration
CLK high or low
tSU Setup
time
B Data before CLK↑
SEL before CLK↑
CLKENBA before CLK↑
tH Hold
time
B Data after CLK↑
SEL after CLK↑
CLKENBA after CLK↑
VCC = 2.5V ± 0.2V
Min. Max.
0
120
VCC = 2.7V VCC = 3.3V ± 0.3V
Units
Min. Max. Min. Max.
0
125
0
150 MHz
3.2
3.2
3.0
1.5
1.2
1.1
2.7
2.4
2.1
ns
2.7
2.6
2.0
1.0
0.6
1.2
0.5
0.2
0.8
0.1
0.1
0.3
Switching Characteristics Over Operating Range(1)
Parameters
From
(Input)
To
(Output)
VCC= 2.5V ± 0.2V
Min.(2) Max.
VCC = 2.7V VCC = 3.3V ± 0.V
Min.(2) Max. Min.(2) Max.
Units
fMAX
120
125
150
MHz
tPD
A
B
3.9
3.8
3.2
tPD
CLK
A
6.1
6.2
5.2
tEN
OEAB or
OEBA
A or B
1.0
6.1
6.1 1.0
5.1
ns
tDIS
OEAB or
OEBA
A or B
6.3
5.4
4.9
Notes:
1. See test circuit and waveforms.
2. Minimum limits are guaranteed but not tested on Propagation Delays.
Operating Characteristics, TA = 25ºC
Parameter
CPDPower Dissipation
Capacitance
Outputs Enabled
Outputs Disabled
Test Conditions
CL = 50pF
f = 10 MHz
VCC = 2.5V ± 0.2V VCC = 3.3V ± 0.3V
Typical
Units
160
pF
5
PS8447A 11/06/00
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