参数资料
型号: 932S421BGLF
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: 时钟产生/分配
英文描述: 333.33 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO56
封装: 6.10 MM, 0.50 MM PITCH, ROHS COMPLIANT, MO-153, TSSOP-56
文件页数: 17/23页
文件大小: 220K
代理商: 932S421BGLF
IDTTM
PCIe Gen2 and QPI Clock for Intel-Based Servers
1340G—01/26/10
ICS932S421B
PCIe Gen2 and QPI Clock for Intel-Based Servers
3
Pin Description (continued)
Pin #
PIN NAME
Type
Pin Description
29
SCLK
IN
Clock pin of SMBus circuitry, 5V tolerant.
30
SDATA
I/O
Data pin for SMBus circuitry, 3.3V tolerant.
31
Vtt_PwrGd#/PD
IN
Vtt_PwrGd# is an active low input used to determine when latched inputs are
ready to be sampled. PD is an asynchronous active high input pin used to put
the device into a low power state. The internal clocks, PLLs and the crystal
oscillator are stopped.
32
NC
N/A
No Connection.
33
IREF
OUT
This pin establishes the reference current for the differential current-mode
output pairs. This pin requires a fixed precision resistor tied to ground in
order to establish the appropriate current. 475 ohms is the standard value.
34
GNDA
PWR
Ground pin for the PLL core.
35
VDDA
PWR
3.3V power for the PLL core.
36
CPUCLKC3
OUT
Complementary clock of differential pair CPU outputs. These are current
mode outputs. External resistors are required for voltage bias.
37
CPUCLKT3
OUT
True clock of differential pair CPU outputs. These are current mode outputs.
External resistors are required for voltage bias.
38
VDDCPU
PWR
Supply for CPU clocks, 3.3V nominal
39
CPUCLKC2
OUT
Complementary clock of differential pair CPU outputs. These are current
mode outputs. External resistors are required for voltage bias.
40
CPUCLKT2
OUT
True clock of differential pair CPU outputs. These are current mode outputs.
External resistors are required for voltage bias.
41
GNDCPU
PWR
Ground pin for the CPU outputs
42
CPUCLKC1
OUT
Complementary clock of differential pair CPU outputs. These are current
mode outputs. External resistors are required for voltage bias.
43
CPUCLKT1
OUT
True clock of differential pair CPU outputs. These are current mode outputs.
External resistors are required for voltage bias.
44
VDDCPU
PWR
Supply for CPU clocks, 3.3V nominal
45
CPUCLKC0
OUT
Complementary clock of differential pair CPU outputs. These are current
mode outputs. External resistors are required for voltage bias.
46
CPUCLKT0
OUT
True clock of differential pair CPU outputs. These are current mode outputs.
External resistors are required for voltage bias.
47
VDDCPU
PWR
Supply for CPU clocks, 3.3V nominal
48
FS_A
IN
3.3V tolerant input for CPU frequency selection. Refer to input electrical
characteristics for Vil_FS and Vih_FS values.
49
FS_B/TEST_MODE
IN
3.3V tolerant input for CPU frequency selection. Refer to input electrical
characteristics for Vil_FS and Vih_FS values. TEST_MODE is a real time input
to select between Hi-Z and REF/N divider mode while in test mode. Refer to
Test Clarification Table.
50
GNDREF
PWR
Ground pin for the REF outputs.
51
X2
OUT
Crystal output, Nominally 14.318MHz
52
X1
IN
Crystal input, Nominally 14.318MHz.
53
VDDREF
PWR
Ref, XTAL power supply, nominal 3.3V
54
REF1
OUT
14.318 MHz reference clock.
55
REF0
OUT
14.318 MHz reference clock.
56
FS_C/TEST_SEL
IN
3.3V tolerant input for CPU frequency selection. Low voltage threshold
inputs, see input electrical characteristics for Vil_FS and Vih_FS values.
TEST_Sel: 3-level latched input to enable test mode.
Refer to Test Clarification Table
相关PDF资料
PDF描述
932S421BGLFT 333.33 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO56
932S421BFLFT 333.33 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO56
932S421CGLF 400 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO56
932S421CFLFT 400 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO56
932S421CGLFT 400 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO56
相关代理商/技术参数
参数描述
932S421BGLFT 功能描述:时钟合成器/抖动清除器 CK410B+ SERVER MAIN CLOCK RoHS:否 制造商:Skyworks Solutions, Inc. 输出端数量: 输出电平: 最大输出频率: 输入电平: 最大输入频率:6.1 GHz 电源电压-最大:3.3 V 电源电压-最小:2.7 V 封装 / 箱体:TSSOP-28 封装:Reel
932S421CFLF 功能描述:时钟合成器/抖动清除器 RoHS:否 制造商:Skyworks Solutions, Inc. 输出端数量: 输出电平: 最大输出频率: 输入电平: 最大输入频率:6.1 GHz 电源电压-最大:3.3 V 电源电压-最小:2.7 V 封装 / 箱体:TSSOP-28 封装:Reel
932S421CFLFT 功能描述:时钟合成器/抖动清除器 RoHS:否 制造商:Skyworks Solutions, Inc. 输出端数量: 输出电平: 最大输出频率: 输入电平: 最大输入频率:6.1 GHz 电源电压-最大:3.3 V 电源电压-最小:2.7 V 封装 / 箱体:TSSOP-28 封装:Reel
932S421CGLF 功能描述:时钟合成器/抖动清除器 RoHS:否 制造商:Skyworks Solutions, Inc. 输出端数量: 输出电平: 最大输出频率: 输入电平: 最大输入频率:6.1 GHz 电源电压-最大:3.3 V 电源电压-最小:2.7 V 封装 / 箱体:TSSOP-28 封装:Reel
932S421CGLFT 功能描述:时钟合成器/抖动清除器 RoHS:否 制造商:Skyworks Solutions, Inc. 输出端数量: 输出电平: 最大输出频率: 输入电平: 最大输入频率:6.1 GHz 电源电压-最大:3.3 V 电源电压-最小:2.7 V 封装 / 箱体:TSSOP-28 封装:Reel