CY2220 데이터 시트보기 (PDF) - Cypress Semiconductor

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CY2220

133-MHz Spread Spectrum Clock Synthesizer/Driver with Differential CPU Outputs

Cypress Semiconductor 

Test Circuit[9, 10]

VDDPCI, VDD3V66,

VDDUSB, VDDREF,

AVDD, VDDCPU,

VDDMRef

Test Node

Test Node

30 pF

CY2220

1, 7, 13, 19, 24, 32, 33, 37, 40, 46, 53

4, 10, 16, 22, 27, 29, 36, 38, 43, 49, 56

20 pF

Ref, USB Outputs

CY2220

CPU

OUTPUTS

PCI, 3V66, MRef Outputs

Rs 33.2Ω

Rp 49.9Ω

Rp

Rs

Test

Nodes

Rs

Rp

Ordering Information

Ordering Code

CY2220PVC-1

CY2220PVC-2

Package

Name

O56

O56

Package Type

56-Pin SSOP

56-Pin SSOP

Operating

Range

Commercial

Commercial

Notes:

9. Each supply pin must have an individual decoupling capacitor.

10. All capacitors must be placed as close to the pins as is physically possible.

Document #: 38-07206 Rev. *A

Page 8 of 11

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