Cypress Set-top Box Clock Generator with VCXO CY24713 - Manual

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
[1]
8 Reference Crystal Output
Note
1. Float X
OUT
if X
IN
is externally driven.
[+] Feedback