REVISION B 09/29/15

15

LOW-POWER CK420BQ DERIVATIVE FOR PCIE SEPARATE CLOCK ARCHITECTURES

932SQL456 DATASHEET

NOTE: Pin numbers refer to TSSOP

SMBus Table: Output Enable Register

Pin #

Name

Control Function

Type

0

1

Default

Bit 7

DOT96 Enable

Output Enable

RW

Disable-Low/Low

Enable

1

Bit 6

NS_SAS1 Enable

Output Enable

RW

Disable-Low/Low

Enable

1

Bit 5

NS_SAS0 Enable

Output Enable

RW

Disable-Low/Low

Enable

1

Bit 4

NS_SRC1 Enable

Output Enable

RW

Disable-Low/Low

Enable

1

Bit 3

NS_SRC0 Enable

Output Enable

RW

Disable-Low/Low

Enable

1

Bit 2

SRC2 Enable

Output Enable

RW

Disable-Low/Low

Enable

1

Bit 1

SRC1 Enable

Output Enable

RW

Disable-Low/Low

Enable

1

Bit 0

SRC0 Enable

Output Enable

RW

Disable-Low/Low

Enable

1

SMBus Table: Output Enable Register

Pin #

Name

Control Function

Type

0

1

Default

Bit 7

REF14_2x Enable

Output Enable

RW

Disable-Low

Enable

1

Bit 6

0

Bit 5

0

Bit 4

CPU3

Output Enable

RW

Disable-Low/Low

Enable

1

Bit 3

CPU2

Output Enable

RW

Disable-Low/Low

Enable

1

Bit 2

CPU1

Output Enable

RW

Disable-Low/Low

Enable

1

Bit 1

CPU0

Output Enable

RW

Disable-Low/Low

Enable

1

Bit 0

0

SMBus Table: Output Enable Register

Pin #

Name

Control Function

Type

0

1

Default

Bit 7

0

Bit 6

0

Bit 5

PCI4 Enable

Output Enable

RW

Disable-Low

Enable

1

Bit 4

PCI3 Enable

Output Enable

RW

Disable-Low

Enable

1

Bit 3

PCI2 Enable

Output Enable

RW

Disable-Low

Enable

1

Bit 2

PCI1 Enable

Output Enable

RW

Disable-Low

Enable

1

Bit 1

PCI0 Enable

Output Enable

RW

Disable-Low

Enable

1

Bit 0

48MHz Enable

Output Enable

RW

Disable-Low

Enable

1

SMBus Table: Differential Amplitude Control

Pin #

Name

Control Function

Type

0

1

Default

Bit 7

CPU AMPLITUDE 1

RW

00 = 700mV

01 = 800mV

0

Bit 6

CPU AMPLITUDE 0

RW

10 = 900mV

11 = 1000mV

1

Bit 5

SRC AMPLITUDE 1

RW

00 = 700mV

01 = 800mV

0

Bit 4

SRC AMPLITUDE 0

RW

10 = 900mV

11 = 1000mV

1

Bit 3

DOT96 AMPLITUDE 1

RW

00 = 700mV

01 = 800mV

0

Bit 2

DOT96 AMPLITUDE 0

RW

10 = 900mV

11 = 1000mV

1

Bit 1

NS-SAS/SRC AMPLITUDE 1

RW

00 = 700mV

01 = 800mV

0

Bit 0

NS-SAS/SRC AMPLITUDE 0

RW

10 = 900mV

11 = 1000mV

1

SMBus Table: Reserved

Pin #

Name

Control Function

Type

0

1

Default

Bit 7

0

Bit 6

0

Bit 5

0

Bit 4

0

Bit 3

0

Bit 2

0

Bit 1

1

Bit 0

1

RESERVED

Byte 3

62/61

14

RESERVED

Byte 0

24/25

48/47

44/43

50/49

60/59

36/35

34/33

5

13

56/55

42/41

54/53

Byte 2

16

Byte 4

17

21

RESERVED

RESERVED

CPU Vhigh

SRC Vhigh

DOT96 Vhigh

NS-SAS/SRC Vhigh

30/31

Byte 1

RESERVED

RESERVED

RESERVED

RESERVED

RESERVED

RESERVED

RESERVED

RESERVED

RESERVED

15