LTC4261IGN datasheet(27/32 Pages) LINER

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LTC4261/LTC4261-2

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Table 1. LTC4261 Device Addressing

DESCRIPTION

HEX DEVICE

ADDRESS

BINARY DEVICE ADDRESS

LTC4261

ADDRESS PINS

6543210

R/W

ADR1

ADR0

Mass Write

00111110

Alert Response

00011001

0010000

0010001

0010010

0010011

0010100

0010101

0010110

0010111

Single-Wire Broadcast Mode

H = Tie to INVCC; L = Tie to VEE; NC = No connect, open; X = Don’t care

Table 2. LTC4261 Register Address and Contents

ADDRESS*

NAME

READ/WRITE

DESCRIPTION

00h

STATUS (A)

System Status Information

01h

FAULT (B)

R/W

Fault Log and PGIO Input

02h

ALERT (C)

R/W

Controls Whether the ALERT Pin is Pulled Low After a Fault is Logged in the Fault Register

03h

CONTROL (D)

R/W

Controls Whether the Part Retries After Faults, Set the On/Off Switch State

04h

SENSE (E)

R/W**

ADC Current Sense Voltage Data (8 MSBs)

05h

SENSE (F)

R/W**

ADC Current Sense Voltage Data (2 LSBs)

06h

ADIN2/OV (G)

R/W**

ADC ADIN2/OV (SSOP/QFN) Voltage Data (8 MSBs)

07h

ADIN2/OV (H)

R/W**

ADC ADIN2/OV (SSOP/QFN) Voltage Data (2 LSBs)

08h

ADIN (I)

R/W**

ADC ADIN Voltage Data (8 MSBs)

09h

ADIN (J)

R/W**

ADC ADIN Voltage Data (2 LSBs)

*Register address MSBs b7-b4 are ignored. **Writable if bit D5 set.

APPLICATIONS INFORMATION

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