LP5551 datasheet(21/38 Pages) TI1

21 / 38 page

LP5551

www.ti.com

SNVS417B – DECEMBER 2006 – REVISED APRIL 2013

R2 – VO3 Voltage Register (Memory Retention Voltage)

Address 0x2

Type R/W

Reset Default 8h’60

Bit

Field Name

Description or Comment

Sign

This bit is fixed to ‘0’. Reading this bit will result in a ‘0’. Any data written into this bit

position using the Register Write command is ignored.

6:3

Voltage

Fixed voltage value. A code of all ones indicates maximum voltage while a code of all zero

indicates minimum voltage. Default value is in bold.

Voltage Data Code [6:3]

Voltage Value (volts)

4h’0

0.6

4h’1

0.65

4h’2

0.7

4h’3

0.75

4h’4

0.8

4h’5

0.85

4h’6

0.9

4h’7

0.95

4h’8

4h’9

1.05

4h’A

1.1

4h’B

1.15

4h’C

1.20 (default)

4h’D

1.25

4h’E

1.3

4h’F

1.35

2:0

Unused

These bits are fixed to ‘0’. Reading these bits will result in a ‘000’. Any data written into

these bits using the Register Write command is ignored.

R3 - Status Register

Address 0x3

Type Read Only

Reset Default 8h’0F

Bit

Field Name

Description or Comment

Reserved

Reserved, read returns 0

Reserved

Reserved, read returns 0

User Bit

Unused, read returns 0

User Bit

Unused, read returns 0

Fixed OK

Unused, read returns 1

IO OK

Unused, read returns 1

Memory OK

Unused, read returns 1

Core OK

Unused, read returns 1

Submit Documentation Feedback

Product Folder Links: LP5551

LP5551 датащи(PDF) 21 Page - Texas Instruments

LP5551 датащи(HTML) 21 Page - Texas Instruments

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38

датащи скачать

ссылки URL