CY22391 View Datasheet(PDF) - Cypress Semiconductor

Part Name

Description

Manufacturer

CY22391

Factory Programmable Quad PLL Clock Generator with VCXO

Cypress Semiconductor 

CY22388/89/91

Test and Measurement Set-up

Figure 3. Test and Measurement

VDDs

0 .1 F

DUT

Outputs

C LO AD

Voltage and Timing Definitions

GND

Figure 4. Duty Cycle Definition

t1

t2

Clock

Output

VDD

50% of VDD

0V

Figure 5. ER = (0.6 VDD)/t3, EF = (0.6 VDD)/t4

t3

t4

VDD

80% of VDD

Clock

Output

20% of VDD

0V

Figure 6. FS Controlled Clock Output

Finish Cycle

Start at Full Cycle

FS

TWAIT

Document #: 38-07734 Rev. *B

Page 7 of 10

[+] Feedback

Share Link: