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©2018 Integrated Device Technology, Inc.

March 7, 2018

9FGV1005 Register Descriptions and Programming Guide

06

0x06

7

0

Reserved.

6

0

Behavior when OUT1 is unused: 0 = Logic “0”, 1 = High impedance (tri-state).

5

1

OUT1 LP-HCSL slew rate control: 0 = Slow, 1 = Fast.

4

1

OUT1 LP-HCSL impedance control: 0 = 85

 differential, 1 = 100

 differential.

[3..0]

0100

OUT1 LP-HCSL amplitude control: 650mVpp at 0000 – 950mVpp at 1111.

07

0x07

7

0

Reserved.

[6..4]

101

OUT1 LVDS common mode control: 8

μ

A at 000 – 11.5

μ

A at 111.

3

0

Reserved.

[2..0]

100

OUT1 LVDS amplitude control: 30

μ

A at 000 – 65

μ

A at 111.

08

0x08

[7..0]

03-hex

Reserved.

09

0x09

[7..0]

34-hex

Reserved.

10

0x0A

[7..0]

54-hex

Reserved.

11

0x0B

7

1

Enable OUT0: 0 = Disabled (unused), 1 = Enabled.

[6..4]

000

OUT0 configuration: 
000 = LP-HCSL, Low-power HCSL.
001 = CMOS1, Single-ended CMOS on true output pin.
011 = LVDS.
100 = CMOS2, Single-ended CMOS on complementary output pin.
101 = CMOSD, Differential CMOS.
111 = CMOSP, Two single-ended CMOS outputs, in-phase.
010 and 110 are not used.

[3..2]

00

OUT0 power supply voltage: 00 = 01 = 1.8V, 10 = 2.5V, 11 = 3.3V.

[1..0]

11

Reserved.

12

0x0C

7

0

Reserved.

6

0

Behavior when OUT0 is unused: 0 = Logic “0”, 1 = High impedance (tri-state).

5

1

OUT0 LP-HCSL slew rate control: 0 = Slow, 1 = Fast.

4

1

OUT0 LP-HCSL impedance control: 0 = 85

 differential, 1 = 100

 differential.

[3..0]

0100

OUT0 LP-HCSL amplitude control: 650mVpp at 0000 – 950mVpp at 1111.

13

0x0D

7

0

Reserved.

[6..4]

101

OUT0 LVDS common mode control: 8

μ

A at 000 – 11.5

μ

A at 111.

3

0

Reserved.

[2..0]

100

OUT0 LVDS amplitude control: 30

μ

A at 000 – 65

μ

A at 111.

Table 3.  RAM Register Map  (Cont.)

Register Address

Register Bit

Default

Function Description

Decimal

Hex

Summary of Contents for 9FGV1005

Page 1: ...Using I2C commands the configuration can be changed and there are also commands to reload a configuration from a different OTP bank Figure 1 Register Maps User Configuration Table Selection At power...

Page 2: ...nd write block transfers can be stopped after any complete byte transfer During a write operation data will not be moved into the registers until the STOP signal is received at which point all data re...

Page 3: ...x00 Device I2C settings 0x01 REF output settings 0x02 Reserved 0x03 0x04 0x05 OUT1 output settings 0x06 0x07 0x08 Reserved 0x09 0x0A 0x0B OUT0 output settings 0x0C 0x0D 0x0E Crystal oscillator setting...

Page 4: ...le REF outputs 0x REF0 disabled unused 10 REF0 enabled 5 0 Reserved 4 0 Behavior when REF is unused 0 Logic 0 1 High impedance tri state 3 2 11 REF outputs power supply voltage 00 01 1 8V 10 2 5V 11 3...

Page 5: ...4 000 OUT0 configuration 000 LP HCSL Low power HCSL 001 CMOS1 Single ended CMOS on true output pin 011 LVDS 100 CMOS2 Single ended CMOS on complementary output pin 101 CMOSD Differential CMOS 111 CMO...

Page 6: ...hex Reserved 23 0x17 7 0 00 hex Reserved 24 0x18 7 0 00 hex Reserved 25 0x19 7 0 00 hex Reserved 26 0x1A 7 1 PLL VCO band calibration start Toggle to 0 and back to 1 to trigger a calibration The cali...

Page 7: ...register 0x1F FOUT0 FOUT1 FVCO Integer Divider see registers 0x21 and 0x22 Limits FCRYSTAL 10MHz 40MHz FVCO 2300MHz 2600MHz Integer Output Divider 8 4095 Feedback Divider 12 255 30 0x1E 7 4 0000 Reser...

Page 8: ...g too much capacitance All these capacitors combined make the load capacitance for the crystal Capacitance on pin XIN or X1 Cx1 Ci1 Cs1 Ce1 Capacitance on pin XOUT or X2 Cx2 Ci2 Cs2 Ce2 Total Crystal...

Page 9: ...ving extreme environmental conditions or in life support systems or similar devices where the failure or malfunction of an IDT product can be rea sonably expected to significantly affect the health or...

Page 10: ...e intended for developers skilled in the art designing with Renesas products You are solely responsible for 1 selecting the appropriate products for your application 2 designing validating and testing...

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