CY22313 Datasheet, PDF (1/9 Pages) Cypress Semiconductor – Two-PLL Clock Generator with Direct Rambus-TM (Lite) Support

Features
• Two integrated phase-locked loops (PLLs)
• Ultra-accurate PLLs
• Direct Rambus™ clock support
• Two input selects
• 3.45V core; 3.45V, 2.5V, 1.8V, and 1.675V outputs
• 24-pin TSSOP package
Block Diagram
CY22313
Two-PLL Clock Generator with
Direct Rambus™ (Lite) Support
Benefits
• High-performance PLL tailored for multimedia applica-
tions
• Frequency tolerance within 1 PPM on all frequencies
• One pair of differential output drivers, identical speci-
fication to CY2212
• Selectable 54.0-/53.946-MHz output and
294.912-/393.216-MHz Rambus^® output
• Supports output voltage requirements
• Industry-standard packaging saves on board space
XIN
XOUT
XTAL.
OSC.
CONFIGURATION
LOGIC
FS
S
PLL1
PLL2
Divide by 2
Divider
LCLK
54MOUT
CLK
CLKB
Pin Configuration
VDDRP 1
VSSRP 2
Xout 3
Xin 4
NC 5
VSSVPA 6
VDDVPA 7
VSS54 8
54MOUT 9
FS 10
VDD54 11
VDDVP 12
24 S
23 VDDR
22 VSSR
21 CLK
20 CLKB
19 VSSR
18 VDDR
17 NC
16 VDDL
15 VSSL
14 LCLK
13 VSSVP
Frequency Select Tables
FS
54MOUT
Unit
0
54
MHz
1
53.94605395
MHz
S
CLK, CLKB
Unit
0
294.912
MHz
1
393.216
MHz
LCLK
9.216
Unit
MHz
PPM
0
–1
PPM
0
0
PPM
0
Cypress Semiconductor Corporation • 3901 North First Street • San Jose, CA 95134 • 408-943-2600
Document #: 38-07434 Rev. *E
Revised June 29, 2004