參數(shù)資料
型號(hào): W158HT
廠商: Silicon Laboratories Inc
文件頁(yè)數(shù): 3/12頁(yè)
文件大小: 0K
描述: IC CLOCK CK98 SSCG CK98 56SSOP
標(biāo)準(zhǔn)包裝: 1,000
類(lèi)型: *
PLL: 帶旁路
輸入: 晶體
輸出: 時(shí)鐘
電路數(shù): 1
比率 - 輸入:輸出: 1:24
差分 - 輸入:輸出: 無(wú)/無(wú)
頻率 - 最大: 133MHz
除法器/乘法器: 是/無(wú)
電源電壓: 2.375 V ~ 3.465 V
工作溫度: 0°C ~ 70°C
安裝類(lèi)型: *
封裝/外殼: *
供應(yīng)商設(shè)備封裝: *
包裝: *
W158
....Document #: 38-07164 Rev. *A Page Page 11 of 12 of 12
Note:
39. IOAPIC clock is CPU/8 for CPU = 133 MHz and CPU/6 for CPU = 100 MHz.
IOAPIC Clock Outputs, IOAPIC0:2 (Lump Capacitance Test Load = 20 pF)
Parameter
Description
Test Condition/Comments
Min
Typ
Max
Unit
f
Frequency
Note 39
16.67
MHz
tR
Output Rise Edge Rate
Measured from 0.4V to 2.0V
1
4
V/ns
tF
Output Fall Edge Rate
Measured from 2.0V to 0.4V
1
4
V/ns
tD
Duty Cycle
Measured on rising and falling edge at 1.25V
45
55
%
fST
Frequency Stabilization
from Power-up (cold start)
Assumes full supply voltage reached within
1 ms from power-up. Short cycles exist prior to
frequency stabilization.
3ms
Zo
AC Output Impedance
Average value during switching transition. Used
for determining series termination value.
20
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