SM802123 데이터 시트보기 (PDF) - Micrel

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SM802123

ClockWorks™ 125MHz/25MHz Ultra-Low Jitter, LVCMOS Frequency Synthesizer

Micrel 

Micrel, Inc.

Ordering Information

Part Number

Marking

SM802123UMG

802123

SM802123UMGTR

802123

Note:

1. Devices are Green, RoHS, and PFOS compliant.

Pin Configuration

SM802123

Shipping

Tray

Tape and Reel

Junction Temperature

Range(1)

–40°C to +85°C

–40°C to +85°C

Package

44-Pin QFN

44-Pin QFN

44-Pin QFN

(Top View)

Pin Description

Pin Number

25, 26

28, 29

32, 33

35, 36

41, 42

1, 2

4, 5

7, 8

31, 37, 38

43, 44, 16

24, 39

3, 6, 40

11, 14, 18, 19,

20, 27, 30, 34

12, 13

Pin Name

Q1, Q2

Q3, Q4

/Q5, /Q6

/Q7, /Q8

Q9, Q10

/Q11, /Q12

/Q13, /Q14

Q15, Q16

VDDO1

VDDO2

VSSO1

VSSO2

TEST

VDD

10, 21, 23 VSS (Exposed Pad)

Pin Type

O, (DIF)

O, (DIF)

PWR

PWR

PWR

PWR

PWR

PWR

Pin Level Pin Function

LVCMOS Clock Outputs from Bank 1 (25MHz) .

LVCMOS Clock Outputs from Bank 2 (125MHz).

Power Supply for the Outputs on Bank 1.

Power Supply for the Outputs on Bank 2.

Power Supply Ground for the Outputs on Bank 1.

Power Supply Ground for the Outputs on Bank 2.

Factory Test Pins. Do not connect anything to these pins.

Core Power Supply.

Core Power Supply Ground. The exposed pad must be

connected to the VSS ground plane.

January 2012

2

M9999-012312-A

hbwhelp@micrel.com or (408) 955-1690

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