参数资料
型号: ICS870919BVI-01LFT
厂商: IDT, Integrated Device Technology Inc
文件页数: 1/16页
文件大小: 0K
描述: IC CLK GENERATOR LVCMOS 28PLCC
标准包装: 500
系列: HiPerClockS™
类型: 时钟发生器
PLL: 带旁路
输入: LVCMOS,LVTTL
输出: LVCMOS,LVTTL
电路数: 1
比率 - 输入:输出: 2:8
差分 - 输入:输出: 无/无
频率 - 最大: 160MHz
除法器/乘法器: 是/是
电源电压: 3 V ~ 3.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-LCC(J 形引线)
供应商设备封装: 28-PLCC(11.5x11.5)
包装: 带卷 (TR)
DATA SHEET
ICS870919BVI-01 REVISION C JANUARY 6, 2012
1
2012 Integrated Device Technology, Inc.
LVCMOS Clock Generator
ICS870919I-01
General Description
The ICS870919I-01 is an LVCMOS clock generator that uses an
internal phase lock loop (PLL) for frequency multiplication and to lock
the low-skew outputs to the selected reference clock. The device
offers eight outputs. The PLL loop filter is completely internal and
does not require external components. Several output configurations
of the PLL feedback and a divide-by-2 (controlled by FREQ_SEL)
allow applications to optimize frequency generation over a wide
range of input reference frequencies. The PLL can also be disabled
by the PLL_EN control signal to allow for low frequency or DC testing.
The LOCK output asserts to indicate when phase-lock has been
achieved. The ICS870919I-01 device is a member of the family of
high performance clock solutions from IDT.
Features
Two selectable single-ended input reference clocks
Eight single-ended clock outputs
Internal PLL does not require external loop filter components
5V tolerant inputs
Maximum output frequency: 160MHz, (2XQ output)
Maximum output frequency: 80MHz, (Q0:Q4 and nQ5 outputs)
LVCMOS interface levels for all inputs and outputs
PLL disable feature for low-frequency testing
PLL lock output
Selectable synchronization of output to input edge
Output drive capability: ±24mA
Output skew: 300ps (maximum), Q0:Q4
Output skew: 500ps (maximum), all outputs
Full 3.3V supply voltage
Available in both standard (RoHS 5) and lead-free (RoHS 6)
packages
-40°C to 85°C ambient operating temperature
Fully pin and function compatible with the IDT QS5LV919
(including 55, 70, 100, 133 and 160MHz options)
Block Diagram
SYNC0
SYNC1
REF_SEL
FEEDBACK
nPE
PLL_EN
FREQ_SEL
OE/nRST
fREF
PLL
20MHz - 160MHz
fVCO
÷2
÷1
LOCK
2XQ
Q0
Q1
Q2
Q3
Q4
nQ5
Q/2
÷2
÷4
1
0
1
0
1
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