參數(shù)資料
型號(hào): CS2100CP-DZZR
廠商: CIRRUS LOGIC INC
元件分類: PLL合成/DDS/VCOs
中文描述: PHASE LOCKED LOOP, 30 MHz, PDSO10
封裝: 3 MM, LEAD FREE, MO-187, MSOP-10
文件頁(yè)數(shù): 1/32頁(yè)
文件大?。?/td> 271K
代理商: CS2100CP-DZZR
Copyright
Cirrus Logic, Inc. 2010
(All Rights Reserved)
Fractional-N Clock Multiplier
Features
Clock Multiplier / Jitter Reduction
Generates a Low Jitter 6 - 75 MHz Clock
from a Jittery or Intermittent 50 Hz to 30
MHz Clock Source
Highly Accurate PLL Multiplication Factor
Maximum Error Less Than 1 PPM in High-
Resolution Mode
IC / SPI Control Port
Configurable Auxiliary Output
Flexible Sourcing of Reference Clock
External Oscillator or Clock Source
Supports Inexpensive Local Crystal
Minimal Board Space Required
No External Analog Loop-filter
Components
General Description
The CS2100-CP is an extremely versatile system
clocking device that utilizes a programmable phase
lock loop. The CS2100-CP is based on a hybrid ana-
log-digital PLL architecture comprised of a unique
combination of a Delta-Sigma Fractional-N Frequency
Synthesizer and a Digital PLL. This architecture allows
for generation of a low-jitter clock relative to an exter-
nal noisy synchronization clock at frequencies as low
as 50 Hz. The CS2100-CP supports both IC and SPI
for full software control.
The CS2100-CP is available in a 10-pin MSOP pack-
age in Commercial (-10°C to +70°C) and Automotive
(-40°C to +85°C) grades. Customer development kits
are also available for device evaluation. Please see
IC / SPI
Auxiliary
Output
6 to 75 MHz
PLL Output
3.3 V
IC/SPI
Software Control
8 MHz to 75 MHz
Low-Jitter Timing
Reference
Fractional-N
Frequency Synthesizer
Digital PLL & Fractional
N Logic
Output to Input
Clock Ratio
N
Timing Reference
PLL Output
Lock Indicator
50 Hz to 30 MHz
Frequency
Reference
Frequency Reference
MAY '10
DS840F2
CS2100-CP
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