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CY22313

Two-PLL Clock Generator with Direct Rambus™ (Lite) Support

Cypress Semiconductor 

CY22313

22313

CF

Measurement Point

RT = ZCH

RS

RP CMID ZCH

RP

CMID

RS

CF

ZCH RT = ZCH

Measurement Point

Figure 9. Direct Rambus Test Circuit

All VDD

0.1 µF

OUTPUTS

CLK out

CLOAD

GND

Figure 10. LCLK, 54MOUT Output Test Circuits

Table 1. Direct Rambus Test Circuit Component Values

Parameter

Description

Value

Tolerance

Unit

RS

Series Resistor

68

±5%

Ω

RP

Parallel Resistor

39

±5%

Ω

CF

Edge-Rate Filter Capacitor[17]

15

±10%

pF

CMID

AC Ground Capacitor

0.01

±20%

µF

Ordering Information

Ordering Code

Package

Name

Package Type

Operating Range

Operating Voltages

CY22313ZC

CY22313ZCT

Lead Free

Z24 24-lead TSSOP

Commercial (TA = 0°C to 85°C)

Z24 24-lead TSSOP – Tape and Reel Commercial (TA = 0°C to 85°C)

3.45V

3.45V

CY22313ZXC

Z24 24-lead TSSOP

Commercial (TA = 0°C to 85°C)

CY22313ZXCT

Z24 24-lead TSSOP − Tape and Reel Commercial (TA = 0°C to 85°C)

Notes:

17. CF is OPTIONAL filter capacitor for adjusting edge rates and EMI. No filter capacitors are used for characterization and test data.

3.45

3.45

Document #: 38-07434 Rev. *E

Page 7 of 9

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