参数资料
型号: 9FG108DFLF
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: 时钟产生/分配
英文描述: 400 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48
封装: 0.300 INCH, ROHS COMPLIANT, MO-118, SSOP-48
文件页数: 5/18页
文件大小: 166K
代理商: 9FG108DFLF
IDTTM
Frequency Generator for CPU, QPI, FBD, PCIe Gen 2 & SATA
1542E 12/16/10
ICS9FG108D
Frequency Generator for CPU, QPI, FBD, PCIe Gen 2 & SATA
13
Asserting DIF_STOP# pin stops all DIF outputs that are set to be stoppable after their next transition. When the SMBus
DIF_STOP tri-state bit corresponding to the DIF output of interest is programmed to a '0', DIF output will stop DIF_True =
HIGH and DIF_Complement = LOW. When the SMBus DIF_STOP tri-state bit corresponding to the DIF output of interest is
programmed to a '1', DIF outputs will be tri-stated.
DIF_STOP# - Assertion (transition from '1' to '0')
With the de-assertion of DIF_STOP# all stopped DIF outputs will resume without a glitch. The maximum latency from the
de-assertion to active outputs is 2 - 6 DIF clock periods. If the control register tristate bit corresponding to the output of
interest is programmed to '1', then the stopped DIF outputs will be driven High within 15nS of DIF_Stop# de-assertion to a
voltage greater than 200mV.
DIF_STOP# - De-assertion (transition from '0' to '1')
DIF_STOP#
DIF
DIF#
DIF_Stop#
Tdrive_DIF_Stop, 15nS >200mV
DIF
DIF#
DIF Internal
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