參數(shù)資料
型號: ICS8302AMLFT
英文描述: LOW SKEW, 1-TO-2 LVCMOS / LVTTL FANOUT BUFFER
中文描述: 低偏移,1對2的LVCMOS / LVTTL扇出緩沖器
文件頁數(shù): 1/17頁
文件大?。?/td> 252K
代理商: ICS8302AMLFT
Integrated
Circuit
Systems, Inc.
ICS932S203
0601E—12/22/04
Block Diagram
Recommended Application:
Servers based on Intel CK408 processors
Output Features:
4 Differential CPU Clock Pairs @ 3.3V
7 PCI (3.3V) @ 33.3MHz
3 PCI_F (3.3V) @ 33.3MHz
1 USB (3.3V) @ 48MHz
1 DOT (3.3V) @ 48MHz
1 REF (3.3V) @ 14.318MHz
1 3V66 (3.3V) @ 66.6MHz
1 VCH/3V66 (3.3V) @ 48MHz or 66.6MHz
3 66MHz_OUT/3V66 (3.3V) @ 66.6MHz_IN
or 66.6MHz
1 66MHz_IN/3V66 (3.3V) @ Input/66MHz
Features:
Supports spread spectrum modulation,
down spread 0 to -0.5%.
Efficient power management scheme through PD#
and PCI_STOP#.
Uses external 14.318MHz crystal
Stop clocks and functional control available through
SMBus interface.
Key Specifications:
CPU Output Jitter <150ps
3V66 Output Jitter <250ps
CPU Output Skew <150ps
Pin Configuration
56-Pin 300mil SSOP/TSSOP
* These inputs have 150K internal pull-up resistor to VDD.
Frequency Generator with 133MHz Differential CPU Clocks
Functionality
1
S
F
0
S
F
U
)
P
H
C
M
(
6
6
)
H
V
3
M
(
]
u
]
6
)
H
M
p
n
6
6
n
6
6
6
6
6
-
H
4
T
B
V
(
6
3
6
F
I
)
H
2
2
3
3
3
3
Z
-
H
8
T
_
C
C
P
M
P
(
1
1
0
0
d
m
d
m
0
1
0
1
0
1
0
0
3
3
0
1
3
3
1
-
H
2
T
1
6
6
6
6
6
6
6
6
-
H
4
T
h
h
p
6
6
6
6
1
0
Z
Z
Z
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