ADT7462ACPZ-R7 datasheet(73/81 Pages) ONSEMI

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ADT7462

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Table 72. Register 0x3D — Device ID Register (Note 1)

Bit

Name

R/W

Description

[7:0]

Device ID

This register contains the device ID (0x62) for the ADT7462.

1. POR = 0x62, SW Reset = N.

Table 73. Register 0x3E — Company ID Register (Note 1)

Bit

Name

R/W

Description

[7:0]

Company ID

This register contains the company ID (0x41) for the ADT7462.

1. POR = 0x41, SW Reset = N.

Table 74. Register 0x3F — Revision Register (Note 1)

Bit

Name

R/W

Description

[7:0]

Revision ID

This register contains the revision ID (0x04) for the ADT7462.

1. POR = 0x04, SW Reset = N.

Table 75. Temperature Limit Registers (Note 1)

R/W

Description

Lockable

POR Default

0x44

R/W

Local low temperature limit.

0x40

0x45

R/W

Remote 1 low temperature/Pin 15 voltage low limit.

0x40

0x46

R/W

Remote 2 low temperature limit.

0x40

0x47

R/W

Remote 3 low temperature/Pin 19 voltage low limit.

0x40

0x48

R/W

Local high temperature limit.

0x95

0x49

R/W

Remote 1 high temperature/Pin 15 voltage high limit.

0x95

0x4A

R/W

Remote 2 high temperature limit.

0x95

0x4B

R/W

Remote 3 high temperature/Pin 19 voltage high limit.

0x95

0x4C

R/W

Local THERM1 temperature limit/+1.5V2 (3GIO) voltage high limit.

Yes

0xA4

0x4D

R/W

Remote 1 THERM1 temperature limit.

Yes

0xA4

0x4E

R/W

Remote 2 THERM1 temperature limit.

Yes

0xA4

0x4F

R/W

Remote 3 THERM1 temperature limit.

Yes

0xA4

0x50

R/W

Local THERM2 temperature limit/+1.5V1 (ICH) voltage high limit.

Yes

0xA4

0x51

R/W

Remote 1 THERM2 temperature limit.

Yes

0xA4

0x52

R/W

Remote 2 THERM2 temperature limit.

Yes

0xA4

0x53

R/W

Remote 3 THERM2 temperature limit.

Yes

0xA4

1. SW Reset = N.

Table 76. Register 0x54 — Local/Remote 1 Temperature Hysteresis (Note 1)

Bit

Name

R/W

Description

[3:0]

Remote 1

Hysteresis

R/W

These four bits set the Remote 1 THERM hysteresis value, 1 LSB = 1°C.

[7:4]

Local

Hysteresis

R/W

These four bits set the local THERM hysteresis value, 1 LSB = 1°C.

0000 = 0°C

0001 = 1°C

0010 = 2°C

0011 = 3°C

0100 = 4°C (default)

0101 = 5°C

0110 = 6°C

0111 = 7°C

1000 = 8°C

1001 = 9°C

1010 = 10°C

1011 = 11°C

1100 = 12°C

1101 = 13°C

1110 = 14°C

1111 = 15°C

1. POR = 0x44, Lock = Y, SW Reset = N.

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