- 您现在的位置：买卖IC网 > PDF目录24624 > 9250BF-27LFT (INTEGRATED DEVICE TECHNOLOGY INC) 133 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO56 PDF资料下载
参数资料
| 型号： | 9250BF-27LFT |
| 厂商： | INTEGRATED DEVICE TECHNOLOGY INC |
| 元件分类： | 时钟产生/分配 |
| 英文描述： | 133 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO56 |
| 封装： | 0.300 INCH, 0.025 INCH PITCH, GREEN, MO-118, SSOP-56 |
| 文件页数： | 1/17页 |
| 文件大小： | 221K |
| 代理商： | 9250BF-27LFT |
Integrated
Circuit
Systems, Inc.
ICS9250-27
Third party brands and names are the property of their respective owners.
0395D—10/25/05
Recommended Application:
810/810E and 815 type chipset.
Output Features:
3 CPU (2.5V) (up to 133MHz achievable through I
2C)
9 SDRAM (3.3V) (up to 133MHz achievable
through I
2C)
7 PCI (3.3 V) @33.3MHz
2 IOAPIC (2.5V) @ 33.3 MHz
3 Hublink clocks (3.3 V) @ 66.6 MHz
2 (3.3V) @ 48 MHz (Non spread spectrum)
1 REF (3.3V) @ 14.318 MHz
Features:
Supports spread spectrum modulation,
0 to -0.5% down spread.
I
2C support for power management
Efficient power management scheme through PD#
Uses external 14.138 MHz crystal
Alternate frequency selections available through I
2C
control.
Functionality
Pin Configuration
56-Pin 300mil SSOP
* This input has a 50K
pull-down to GND.
*FS2//REF0
VDD
X1
X2
GND
3V66-0
3V66-1
3V66-2
VDD
PCICLK_F
PCICLK0
GND
PCICLK1
PCICLK2
GND
PCICLK3
PCICLK4
PCICLK5
VDD
GND
48MHz_0
48MHz_1
VDD
FS0
GND
IOAPIC0
IOAPIC1
VDDL
CPUCLK0
VDDL0
CPUCLK1
CPUCLK2
GNDL
GND
SDRAM0
SDRAM1
VDD
SDRAM2
SDRAM3
GND
SDRAM4
SDRAM5
VDD
SDRAM6
SDRAM7
GND
SDRAM_F
VDD
PD#
SCLK
SDATA
FS1
ICS9250-27
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
Frequency Generator & Integrated Buffers for Celeron & PII/III
2
S
F1
S
F0
S
Fn
o
i
t
c
n
u
F
X0
0
e
t
a
t
s
i
r
T
X0
1
t
s
e
T
01
0
z
H
M
6
=
U
P
C
e
v
i
t
c
A
z
H
M
0
1
=
M
A
R
D
S
01
1
z
H
M
0
1
=
U
P
C
e
v
i
t
c
A
z
H
M
0
1
=
M
A
R
D
S
11
0
z
H
M
3
1
=
U
P
C
e
v
i
t
c
A
z
H
M
3
1
=
M
A
R
D
S
11
1
z
H
M
3
1
=
U
P
C
e
v
i
t
c
A
z
H
M
0
1
=
M
A
R
D
S
ICS reserves the right to make changes in the device data identified in
this publication without further notice. ICS advises its customers to
obtain the latest version of all device data to verify that any
information being relied upon by the customer is current and accurate.
REF0
CPU66/100/133 (2:0)
VDDL
3V66 (2:0)
SDRAM (7:0)
PCICLK (5:0)
IOAPIC (1:0)
VDDL
SDRAM_F
PCICLK_F
PLL2
48MHz (1:0)
X1
X2
XTAL
OSC
Control
Logic
Config
Reg
FS (2:0)
PD#
2
3
8
6
2
/2
/3
/2
PLL1
Spread
Spectrum
SDATA
SCLK
Power Groups
AVDD = Pin 22 Analog power for PLL
AGND = Pin 23 Analog ground
VDD48 = Pin 27 Analog power for 48MHz PLL
GND = Pin 24 Analog ground for 48MHz PLL
Block Diagram
相关PDF资料 |
PDF描述 |
|---|---|
| 051-928-9029 | RF Coaxial Connectors |
| 9250BF-28-T | 133.32 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO56 |
| 9250CF-10 | 100 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO56 |
| 9250CF-10LF | 100 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO56 |
| 925387-1 | WIRE TERMINAL |
相关代理商/技术参数 |
参数描述 |
|---|---|
| 9250BF-28LF | 制造商:Integrated Device Technology Inc 功能描述:PLL Frequency Generator Single 56-Pin SSOP Tube |
| 9250BF-28LFT | 制造商:Integrated Device Technology Inc 功能描述:PLL Frequency Generator Single 56-Pin SSOP T/R |
| 9250BFI-27LF | 功能描述:时钟发生器及支持产品 RoHS:否 制造商:Silicon Labs 类型:Clock Generators 最大输入频率:14.318 MHz 最大输出频率:166 MHz 输出端数量:16 占空比 - 最大:55 % 工作电源电压:3.3 V 工作电源电流:1 mA 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:QFN-56 |
| 9250BFI-27LFT | 功能描述:时钟发生器及支持产品 RoHS:否 制造商:Silicon Labs 类型:Clock Generators 最大输入频率:14.318 MHz 最大输出频率:166 MHz 输出端数量:16 占空比 - 最大:55 % 工作电源电压:3.3 V 工作电源电流:1 mA 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:QFN-56 |
| 9250CF-08LF | 制造商:Integrated Device Technology Inc 功能描述:IDT 9250CF-08LF PHASED LOCKED LOOP (PLL) - Rail/Tube 制造商:Integrated Device Technology Inc 功能描述:IDT 9250CF-08LF Phased Locked Loop (PLL) |
发布紧急采购，3分钟左右您将得到回复。