CDCE62005 datasheet(62/85 Pages) TI1

Part #	CDCE62005

Description	3:5 Clock Generator

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Manufacturer	TI1 [Texas Instruments]

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CDCE62005

SCAS862F – NOVEMBER 2008 – REVISED JANUARY 2015

www.ti.com

8.6.2 Device Registers: Register 1 Address 0x01

Table 41. CDCE62005 Register 1 Bit Definitions

RAM BIT

BIT NAME

BLOCK

0

DIV2SECX

Pre-Divider Selection for the Secondary Reference

EEPROM

Secondary

(X,Y)=00:3-state, 01:Divide by 1, 10:Divide by 2, 11:Reserved

Reference

1

DIV2SECY

EEPROM

2

RESERVED

Must be set to 0

EEPROM

3

RESERVED

Must be set to 0

EEPROM

4

OUTMUX1SELX

Output 1

OUTPUT MUX 1 Select. Selects the Signal driving Output Divider 1.

EEPROM

(X,Y) = 00: PRI_REF, 01:SEC_REF, 10:SMART_MUX, 11:VCO_CORE

5

OUTMUX1SELY

Output 1

EEPROM

6

PH1ADJC0

Output 1

EEPROM

7

PH1ADJC1

Output 1

EEPROM

8

PH1ADJC2

Output 1

EEPROM

9

PH1ADJC3

Output 1

Coarse phase adjust select for output divider 1

EEPROM

10

PH1ADJC4

Output 1

EEPROM

11

PH1ADJC5

Output 1

EEPROM

12

PH1ADJC6

Output 1

EEPROM

13

OUT1DIVRSEL0

Output 1

EEPROM

14

OUT1DIVRSEL1

Output 1

EEPROM

15

OUT1DIVRSEL2

Output 1

EEPROM

16

OUT1DIVRSEL3

Output 1

OUTPUT DIVIDER 1 Ratio Select

EEPROM

17

OUT1DIVRSEL4

Output 1

EEPROM

18

OUT1DIVRSEL5

Output 1

EEPROM

19

OUT1DIVRSEL6

Output 1

EEPROM

When set to 0, the divider is disabled

20

OUT1DIVSEL

Output 1

EEPROM

When set to 1, the divider is enabled

High Swing LVPECL When set to 1 and Normal Swing when set to 0

– If LVCMOS or LVDS is selected the Output swing will stay at the same level.

(1)

21

HiSWINGLVPECL1

Output 1

EEPROM

– If LVPECL buffer is selected the Output Swing will be 30% higher if this bit is set to 1 and Normal LVPECL if it

is set to 0.

22

CMOSMODE1PX

Output 1

LVCMOS mode select for OUTPUT 1 Positive Pin.

EEPROM

(X,Y)=00:Active, 10:Inverting, 11:Low, 01:3-State

23

CMOSMODE1PY

Output 1

EEPROM

24

CMOSMODE1NX

Output 1

LVCMOS mode select for OUTPUT 1 Negative Pin.

EEPROM

(X,Y)=00:Active, 10:Inverting, 11:Low, 01:3-State

25

CMOSMODE1NY

Output 1

EEPROM

26

OUTBUFSEL1X

Output 1

OUTPUT TYPE

RAM BITS

EEPROM

22

23

24

25

26

27

LVPECL

0

1

LVDS

0

1

0

1

27

OUTBUFSEL1Y

Output 1

EEPROM

LVCMOS

See Settings Above*

0

Output Disabled

0

1

0

1

0

* Use Description for Bits 22,23,24 and 25 for setting the LVCMOS Outputs

(1)

Set the R1.21 to 0 for LVDS and LVCMOS outputs

62

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