参数资料
型号: ICS94201DF-LF-T
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: 时钟产生/分配
英文描述: 200 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO56
封装: 0.300 INCH, GREEN, SSOP-56
文件页数: 1/20页
文件大小: 358K
代理商: ICS94201DF-LF-T
Integrated
Circuit
Systems, Inc.
ICS94201
94201 Rev - 10/03/00
Pin Configuration
Recommended Application:
810/810E and Solano (815) type chipset
Output Features:
2 - CPUs @ 2.5V
13 - SDRAM @ 3.3V
3 - 3V66 @ 3.3V
8 - PCI @3.3V
1 - 24/48MHz@ 3.3V
1 - 48MHz @ 3.3V fixed
1 - REF @3.3V, 14.318MHz
Features:
Programmable ouput frequency.
Programmable ouput rise/fall time for PCI
and SDRAM clocks.
Programmable 3V66 to PCI skew.
Spread spectrum for EMI control
with programmable spread percentage.
Watchdog timer technology to reset system
if over-clocking causes malfunction.
Support power management through PD#.
Uses external 14.318MHz crystal.
FS pins for frequency select
Key Specifications:
CPU Output Jitter: <250ps
IOAPIC Output Jitter: <500ps
48MHz, 3V66, PCI Output Jitter: <500ps
Ref Output Jitter. <1000ps
CPU Output Skew: <175ps
PCI Output Skew: <500ps
3V66 Output Skew <175ps
For group skew timing, please refer to the
Group Timing Relationship Table.
Programmable System Frequency Generator for PII/III
56-Pin 300 mil SSOP
1. These pins will have 1.5 to 2X drive strength.
* 120K ohm pull-up to VDD on indicated inputs.
PLL2
PLL1
Spread
Spectrum
48MHz
24_48MHz
CPUCLK [1:0]
2
12
8
3
SDRAM [11:0]
IOAPIC
PCICLK [7:0]
SDRAM_F
3V66 [2:0]
X1
X2
XTAL
OSC
CPU
DIVDER
SDRAM
DIVDER
IOAPIC
DIVDER
PCI
DIVDER
3V66
DIVDER
FS[4:0]
PD#
SEL24_48#
SDATA
SCLK
Control
Logic
Config.
Reg.
/ 2
REF0
Block Diagram
VDDREF
X1
X2
GNDREF
GND3V66
3V66-1
3V66-2
VDD3V66
VDDPCI
*(FS0)PCICLK0
*(FS1)PCICLK1
*(SEL24_48#)PCICLK2
GNDPCI
PCICLK3
PCICLK4
PCICLK5
VDDPCI
PCICLK6
PCICLK7
GNDPCI
PD#
SCLK
SDATA
VDDSDR
SDRAM11
SDRAM10
GNDSDR
3V66-0
1
REF0(FS4)*
VDDLAPIC
IOAPIC
VDDLCPU
CPUCLK0
CPUCLK1
GNDLCPU
GNDSDR
SDRAM0
SDRAM1
SDRAM2
VDDSDR
SDRAM3
SDRAM4
SDRAM5
GNDSDR
SDRAM6
SDRAM7
SDRAM_F
VDDSDR
GND48
24_48MHz(FS2)*
48MHz(FS3)*
VDD48
VDDSDR
SDRAM8
SDRAM9
GNDSDR
1
ICS94201
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
PRODUCT PREVIEW documents contain information on new products
in the sampling or preproduction phase of development. Characteristic
data and other specifications are subject to change without notice.
Preliminary Product Preview
相关PDF资料
PDF描述
ICS94201YFT 200 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO56
ICS94203YFLF-T 200 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO56
ICS94209YFLF-T 200 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48
ICS94210YF-PPP-T-LF 166.66 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48
ICS94210YF-PPP-T-LF 166.66 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48
相关代理商/技术参数
参数描述
ICS94201DFT 功能描述:IC FREQ GENERATOR PROGR 56-SSOP RoHS:否 类别:集成电路 (IC) >> 时钟/计时 - 专用 系列:- 标准包装:1,500 系列:- 类型:时钟缓冲器/驱动器 PLL:是 主要目的:- 输入:- 输出:- 电路数:- 比率 - 输入:输出:- 差分 - 输入:输出:- 频率 - 最大:- 电源电压:3.3V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:28-SSOP(0.209",5.30mm 宽) 供应商设备封装:28-SSOP 包装:带卷 (TR) 其它名称:93786AFT
ICS94201YFT 制造商:ICS 制造商全称:ICS 功能描述:Programmable System Frequency Generator for PII/III⑩
ICS94203 制造商:ICS 制造商全称:ICS 功能描述:Programmable System Frequency Generator for PII/III⑩
ICS94203F-T 制造商:ICS 制造商全称:ICS 功能描述:Peripheral IC
ICS94203YF-T 制造商:ICS 制造商全称:ICS 功能描述:Programmable System Frequency Generator for PII/III⑩