JAJSAR0B March   2007  – October 2017 LM95214

PRODUCTION DATA.  

  1. 1 特長
  2. 2 アプリケーション
  3. 3 概要
    1.     リモート1温度エラー、TA＝TD
  4. 4 改訂履歴
  5. 5 概要（続き）
  6. 6 Pin Configuration and Functions
    1.     Pin Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics: Temperature-to-Digital Converter
    6. 7.6 Logic Electrical Characteristics: Digital DC Characteristics
    7. 7.7 Switching Characteristics: SMBus Digital
    8. 7.8 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Conversion Sequence
      2. 8.3.2 Power-On-Default States
      3. 8.3.3 SMBus Interface
      4. 8.3.4 Temperature Conversion Sequence
        1. 8.3.4.1 Digital Filter
      5. 8.3.5 Fault Queue
      6. 8.3.6 Temperature Data Format
      7. 8.3.7 SMBDAT Open-Drain Output
      8. 8.3.8 TCRIT1, TCRIT2, and TCRIT3 Outputs
      9. 8.3.9 TCRIT Limits and TCRIT Outputs
    4. 8.4 Device Functional Modes
      1. 8.4.1 Diode Fault Detection
      2. 8.4.2 Communicating With the LM95214
      3. 8.4.3 Serial Interface Reset
      4. 8.4.4 One-Shot Conversion
    5. 8.5 Register Maps
      1. 8.5.1 LM95214 Registers
        1. 8.5.1.1 Value Registers
          1. 8.5.1.1.1 Local Value Registers
          2. 8.5.1.1.2 Remote Temperature Value Registers With Signed Format
          3. 8.5.1.1.3 Remote Temperature Value Registers With Unsigned Format
        2. 8.5.1.2 Diode Configuration Register
          1. 8.5.1.2.1 Remote 1-4 Offset
        3. 8.5.1.3 Configuration Registers
          1. 8.5.1.3.1 Main Configuration Register
          2. 8.5.1.3.2 Conversion Rate Register
          3. 8.5.1.3.3 Channel Conversion Enable
          4. 8.5.1.3.4 Filter Setting
          5. 8.5.1.3.5 1-Shot
        4. 8.5.1.4 Status Registers
          1. 8.5.1.4.1 Common Status Register
          2. 8.5.1.4.2 Status 1 Register (Diode Fault)
          3. 8.5.1.4.3 Status 2 (TCRIT1)
          4. 8.5.1.4.4 Status 3 (TCRIT2)
          5. 8.5.1.4.5 Status 4 (TCRIT3)
        5. 8.5.1.5 Mask Registers
          1. 8.5.1.5.1 TCRIT1 Mask Register
          2. 8.5.1.5.2 TCRIT2 Mask Registers
          3. 8.5.1.5.3 TCRIT3 Mask Register
        6. 8.5.1.6 Limit Registers
          1. 8.5.1.6.1 Local Limit Register
          2. 8.5.1.6.2 Remote Limit Registers
          3. 8.5.1.6.3 Common Tcrit Hysteresis Register
        7. 8.5.1.7 Identification Registers
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
    3. 9.3 Diode Non-Ideality
      1. 9.3.1 Diode Non-Ideality Factor Effect on Accuracy
      2. 9.3.2 Calculating Total System Accuracy
      3. 9.3.3 Compensating for Different Non-Ideality
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12デバイスおよびドキュメントのサポート
    1. 12.1 ドキュメントの更新通知を受け取る方法
    2. 12.2 コミュニティ・リソース
    3. 12.3 商標
    4. 12.4 静電気放電に関する注意事項
    5. 12.5 Glossary
  13. 13メカニカル、パッケージ、および注文情報

パッケージ・オプション

メカニカル・データ（パッケージ｜ピン）
サーマルパッド・メカニカル・データ
発注情報

8.5.1 LM95214 Registers

Command register selects which registers will be read from or written to. Data for this register must be transmitted during the Command Byte of the SMBus write communication.

P7 P6 P5 P4 P3 P2 P1 P0
Command Byte

P0-P7: Command

Table 11. Register Summary

Register Name Command Byte
(Hex)		 Read/
Write		 D7 D6 D5 D4 D3 D2 D1 D0 POR Default (Hex)
Local Temp MSB 0x10 RO SIGN 64 32 16 8 4 2 1 –
Local Temp LSB 0x20 RO 1/2 1/4 1/8 0 0 0 0 0 –
Remote Temp 1 MSB – Signed 0x11 RO SIGN 64 32 16 8 4 2 1 –
Remote Temp 1 LSB – Signed, Digital Filter Off 0x21 RO 1/2 1/4 1/8 0 0 0 0 0 –
Remote Temp 1 LSB – Signed, Digital Filter On 1/16 1/32
Remote Temp 2 MSB – Signed 0x12 RO SIGN 64 32 16 8 4 2 1 –
Remote Temp 2 LSB – Signed, Digital Filter Off 0x22 RO 1/2 1/4 1/8 0 0 0 0 0 –
Remote Temp 2 LSB – Signed, Digital Filter On 1/16 1/32
Remote Temp 3 MSB – Signed 0x13 RO SIGN 64 32 16 8 4 2 1 –
Remote Temp 3 LSB – Signed 0x23 RO 1/2 1/4 1/8 0 0 0 0 0 –
Remote Temp 4 MSB – Signed 0x14 RO SIGN 64 32 16 8 4 2 0 –
Remote Temp 4 LSB – Signed 0x24 RO 1/2 1/4 1/8 0 0 0 0 0 –
Remote Temp 1 MSB – Unsigned 0x19 RO 128 64 32 16 8 4 2 1 –
Remote Temp 1 LSB – Unsigned, Digital Filter Off 0x29 RO 1/2 1/4 1/8 0 0 0 0 0 –
Remote Temp 1 LSB – Unsigned, Digital Filter On 1/16 1/32
Remote Temp 2 MSB – Unsigned 0x1A RO 128 64 32 16 8 4 2 1 –
Remote Temp 2 LSB – Unsigned, Digital Filter Off 0x2A RO 1/2 1/4 1/8 0 0 0 0 0 –
Remote Temp 2 LSB – Unsigned, Digital Filter On 1/16 1/32
Remote Temp 3 MSB – Unsigned 0x1B RO 128 64 32 16 8 4 2 1 –
Remote Temp 3 LSB – Unsigned 0x2B RO 1/2 1/4 1/8 0 0 0 0 0 –
Remote Temp 4 MSB – Unsigned 0x1C RO 128 64 32 16 8 4 2 1 –
Remote Temp 4 LSB – Unsigned 0x2C RO 1/2 1/4 1/8 0 0 0 0 0 –
Remote 1 Offset 0x31 R/W SIGN 32 16 8 4 2 1 1/2 0x00
Remote 2 Offset 0x32 R/W SIGN 32 16 8 4 2 1 1/2 0x00
Remote 3 Offset 0x33 R/W SIGN 32 16 8 4 2 1 1/2 0x00
Remote 4 Offset 0x34 R/W SIGN 32 16 8 4 2 1 1/2 0x00
Configuration 0x03 R/W – STBY – – – – R4QE R3QE 0x03
Conversion Rate 0x04 R/W – – – – – – CR1 CR0 0x02
Channel Conversion Enable 0x05 R/W – – – R4CE R3CE R2CE R1CE LCE 0x1F
Filter Setting 0x06 R/W – – – – R2F1 R2F0 R1F1 R1F0 0x0F
1-shot 0x0F WO – – – – – – – – –
Common Status Register 0x02 RO BUSY NR – – SR4F SR3F SR2F SR1F 0x00
Status 1 (Diode Fault) 0x07 RO R4DO R4DS R3DO R3DS R2DO R2DS R1DO R1DS –
Status 2 (TCRIT1) 0x08 RO – – – R4T1 R3T1 R2T1 R1T1 LT1 –
Status 3 (TCRIT2) 0x09 RO – – – R4T2 R3T2 R2T2 R1T2 LT2 –
Status 4 (TCRIT3) 0x0A RO – – – R4T3 R3T3 R2T3 R1T3 LT3 –
TCRIT1 Mask 0x0C R/W – – – R4TM R3TM R2T1M R1T1M LTM 0x19
TCRIT2 Mask 0x0D R/W – – – R4TM R3TM R2T2M R1T2M LTM 0x00
TCRIT3 Mask 0x0E R/W – – – R4TM R3TM R2T2M R1T2M LTM 0x07
Local Tcrit Limit 0x40 R/W 0 64 32 16 8 4 2 1 0x55
Remote 1 Tcrit-1 Limit 0x41 R/W 128 64 32 16 8 4 2 1 0x6E
Remote 2 Tcrit-1 Limit 0x42 R/W 128 64 32 16 8 4 2 1 0x6E
Remote 3 Tcrit Limit 0x43 R/W 128 64 32 16 8 4 2 1 0x55
Remote 4 Tcrit Limit 0x44 R/W 128 64 32 16 8 4 2 1 0x55
Remote 1 Tcrit-2 and Tcrit-3 Limit 0x49 R/W 128 64 32 16 8 4 2 1 0x55
Remote 2 Tcrit-2 and Tcrit-3 Limit 0x4A R/W 128 64 32 16 8 4 2 1 0x55
Common Tcrit Hysteresis 0x5A R/W 0 0 0 16 8 4 2 1 0x0A
Manufacturer ID 0xFE RO 0 0 0 0 0 0 0 1 0x01
Revision ID 0xFF RO 0 1 1 1 1 0 0 1 0x79