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LTC4449 Datasheet(PDF) 40 Page - Linear Technology |
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LTC4449 Datasheet(HTML) 40 Page - Linear Technology |
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40 / 108 page  LTC3882-1 40 Rev A For more information www.analog.com PMBus COMMAND SUMMARY Table 7. PMBus Command Summary COMMAND NAME CMD CODE DESCRIPTION TYPE PAGED DATA FORMAT UNITS NVM DEFAULT VALUE SEE PAGE STATUS_TEMPERATURE 0x7D External temperature fault and warning status. R/W Byte Y Reg 88 STATUS_CML 0x7E Communication, memory and logic fault and warning status. R/W Byte N Reg 88 STATUS_MFR_ SPECIFIC 0x80 LTC3882-1-specific status. R/W Byte Y Reg 89 READ_VIN 0x88 Measured VIN. R Word N L11 V 91 READ_VOUT 0x8B Measured VOUT. R Word Y L16 V 91 READ_IOUT 0x8C Measured IOUT. R Word Y L11 A 92 READ_TEMPERATURE_1 0x8D Measured external temperature. R Word Y L11 °C 92 READ_TEMPERATURE_2 0x8E Measured internal temperature. R Word N L11 °C 92 READ_DUTY_CYCLE 0x94 Measured commanded PWM duty cycle. R Word Y L11 % 93 READ_FREQUENCY 0x95 Measured PWM input clock frequency. R Word Y L11 kHz 93 READ_POUT 0x96 Calculated output power. R Word Y L11 W 92 PMBUS_REVISION 0x98 Supported PMBus version. R Byte N Reg 0x22 V1.2 71 MFR_ID 0x99 Manufacturer identification. R String N ASC LTC 103 MFR_MODEL 0x9A LTC model number. R String N ASC LTC3882-1 103 MFR_SERIAL 0x9E Device serial number. R Block N ASC 103 LTC3882-1 Custom Commands MFR_VOUT_MAX 0xA5 Maximum value of any VOUT related command. R Word Y L16 V 5.6V 0x599A 79 USER_DATA_00 0xB0 EEPROM word reserved for LTpowerPlay. R/W Word N Reg l 103 USER_DATA_01 0xB1 EEPROM word reserved for LTpowerPlay. R/W Word Y Reg l 103 USER_DATA_02 0xB2 EEPROM word reserved for OEM use. R/W Word N Reg l 103 USER_DATA_03 0xB3 EEPROM word available for general data storage. R/W Word Y Reg l 0x0000 103 USER_DATA_04 0xB4 EEPROM word available for general data storage. R/W Word N Reg l 0x0000 103 MFR_INFO 0xB6 Manufacturing Specific Information R Word N Reg NA 90 MFR_EE_UNLOCK 0xBD (contact the factory) 103 MFR_EE_ERASE 0xBE (contact the factory) 103 MFR_EE_DATA 0xBF (contact the factory) 103 MFR_CHAN_CONFIG_ LTC3882-1 0xD0 LTC3882-1 channel-specific configuration. R/W Byte Y Reg l 0x1D 76 MFR_CONFIG_ALL_LTC3882-1 0xD1 LTC3882-1 device-level configuration. R/W Byte N Reg l 0x01 72 MFR_FAULT_PROPAGATE_ LTC3882-1 0xD2 Configure LTC3882-1 status propagation via FAULTn pins. R/W Word Y Reg l 0x6993 99 MFR_VOUT_AVP 0xD3 Specify VOUT load line. R/W Word Y L11 % l 0% 0x8000 80 MFR_PWM_MODE_LTC3882-1 0xD4 LTC3882-1 channel-specific PWM mode control. R/W Byte Y Reg l 0xC8 77 |
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