CY2212 Datasheet, PDF (1/10 Pages) Cypress Semiconductor – Direct Rambus™ Clock Generator (Lite)

Features
• Direct Rambus™ clock support
• High-speed clock support
• Input Select option
• Crystal Oscillator Divider Output
• Output edge-rate control
• 16-pin TSSOP
Logic Block Diagram
XIN
XOUT
Xtal
Oscillator
CY2212
Direct Rambus™ Clock Generator (Lite)
Benefits
• One pair of differential output drivers
• 400-MHz maximum, 300-MHz minimum output
frequency
• PLL multiplier select
• LCLK = XTAL/2, not driven by phase-locked loop (PLL)
• Minimize EMI
• Space-saving, low-cost package
PLL
CLK
xM
CLKB
S
Xtal Value = 18.75 MHz
Pin Configuration
Frequency Select Table
S
M (PLL Multiplier)
0
16
1
64/3
/2
16-pin TSSOP
TOP VIEW
VDDP ₁
VSSP ₂
XOUT ₃
XIN ₄
VDDL ₅
LCLK ₆
VSSL ₇
NC ₈
16 ^S
15 ^VDD
14 VSS
13 ^CLK
12 CLKB
11 VSS
10 VDD
9 ^NC
CLK,CLKB
300 MHz
400 MHz
LCLK
9.375 MHz
9.375 MHz
LCLK
Cypress Semiconductor Corporation • 3901 North First Street • San Jose, CA 95134 • 408-943-2600
Document #: 38-07466 Rev. *A
Revised January 12, 2005