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參數(shù)資料
| 型號： | PI90LVB387A |
| 廠商： | Pericom Semiconductor Corp. |
| 英文描述： | High-Speed Differential Line Drivers |
| 中文描述： | 高速差分線路驅(qū)動(dòng)器 |
| 文件頁數(shù)： | 4/7頁 |
| 文件大?。?/td> | 386K |
| 代理商： | PI90LVB387A |
4
PS8573C 09/22/04
PI90LV387/PI90LVB387
High-Speed Differential Line Drivers
Switching Characteristics
(Over Recommended Operating Conditions, unless otherwise noted)
Symbol
Parameter
t
PHL
Propagation delay time low-to-high level outputs
t
PHL
Propagation delay time, high-to-low-level outputs
t
r
Differential outpu sign rise time
t
f
Differential output signal fall time
t
sk(p)
Pulse skew ( | tphl - tphl | )
t
sk(o)
Output skew
(2)
t
sk(pp)
Part-to-part skew
(3)
t
PZH
Propagation delay time, high impdeance-to high-level output
t
PZL
Propagation delay time, high impdeance-to low-level output
t
PHZ
Propagation delay time, high-level-to-high-impdeance output
t
PLZ
Propagation delay time, low-level-to-high-impdeance output
f
MAX
Maximum operating frequency
Test Conditions
Min.
0.9
0.9
0.4
0.4
Typ.
1.8
1.8
0.8
0.8
150
80
Max.
2.6
2.6
1.3
1.3
500
150
1.5
6.7
5.1
4.6
4.6
Units
R
L
= 50 (LVB)
R
L
= 100 (LV)
C
L
= 10pF
See Figure 4
ns
ps
See Figure 5
4.5
3.5
3.1
3.1
250
ns
MHz
Notes:
1. All typical values are at 25°C and with a 3.3V supply
2. t
sk(o)
is the magnitude of the time difference between the t
PLH
or t
PHL
of all drivers of a single device with all of their inputs connected to-
gether.
3. t
sk(pp)
is the magnitude of the difference in propagation delay times between any specified terminals of two devices when both devices operate
with the same supply voltages, at the same temperature, and have identical packages and test circuits
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