I1817A-08SR
| Model | I1817A-08SR |
| Description | Low-Power Mobile VGA EMI Reduction IC |
| PDF file | Total 10 pages (File size: 304K) |
| Chip Manufacturer | ALSC |
9.50mA @5.0V, 20MHz
Supports notebook VGA and other LCD timing
controller applications.
SSON pin for Spread Spectrum On/Off and
Standby Mode controls.
Available in 8-pin SOIC and TSSOP.
Applications
The P1817 is targeted towards notebook VGA chip and
other displays using an LVDS interface, PC peripheral
devices, and embedded systems.
Product Description
The P1817 is a versatile spread spectrum frequency
modulator designed specifically for input clock frequencies.
The P1817 reduces electromagnetic interference (EMI) at
the clock source, allowing system wide reduction of EMI of
SR0
SSON
Block Diagram
VDD
Modulation
XIN
Crystal
Oscillator
XOUT
Frequency
Divider
Feedback
Divider
Ref
Phase
Detector
Loop
Filter
PLL
VCO
Output
Divider
ModOUT
VSS
Alliance Semiconductor
2575, Augustine Drive
•
Santa Clara, CA
•
Tel: 408.855.4900
•
Fax: 408.855.4999
•
www.alsc.com
Notice: The information in this document is subject to change without notice.
