Cypress CY24713 사용자 설명서
CY24713
Set-top Box Clock Generator with VCXO
Cypress Semiconductor Corporation
•
198 Champion Court
•
San Jose
,
CA 95134-1709
•
408-943-2600
Document #: 38-07396 Rev. *A
Revised May 22, 2008
Features
■
Integrated phase-locked loop (PLL)
■
Low-jitter, high-accuracy outputs
■
VCXO with analog adjust
■
3.3V Operation
■
8-pin SOIC
Benefits
■
High-performance PLL tailored for Set Top Box applications
■
Meets critical timing requirements in complex system designs
■
Large ±150-ppm range, better linearity
■
Meet industry standard voltage platforms
■
Industry standard packaging saves on board space
Pin Configuration
Figure 1. CY24713, 8-Pin SOIC
Part Number
Outputs
Input Frequency Range
Output Frequencies
CY24713
3
27-MHz pullable crystal input
per Cypress specification
4.9152 MHz, 13.5 MHz, 27 MHz
Logic Block Diagram
Table 1. Pin Definition
Name
Number
Description
XIN
1
Reference Crystal Input
VDD
2
3.3V Voltage Supply
VCXO
3
Input Analog Control for VCXO
VSS
4
Ground
CLK_B
5
13.5-MHz Clock Output
CLK_A
6
4.9152-MHz Clock Output
CLK_C
7
27-MHz Clock Output
XOUT
8
Reference Crystal Output
Note
1. Float X
OUT
if X
IN
is externally driven.