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LTC2972 Datasheet(PDF) 29 Page - Linear Technology |
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LTC2972 Datasheet(HTML) 29 Page - Linear Technology |
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29 / 112 page  LTC2972 29 2972fa For more information www.linear.com/LTC2972 Summary Table COMMAND NAME CMD CODE DESCRIPTION TYPE PAGED DATA FORMAT UNITS EEPROM DEFAULT VALUE: FLOAT HEX REF PAGE MFR_PWRGD_EN 0xD4 Configuration that maps WDI/RESETB status and individual channel power good to the PWRGD pin. R/W Word N Reg Y 0x0000 62 MFR_FAULTB0_RESPONSE 0xD5 Action to be taken by the device when the FAULTB0 pin is asserted low. R/W Byte N Reg Y 0x00 67 MFR_FAULTB1_RESPONSE 0xD6 Action to be taken by the device when the FAULTB1 pin is asserted low. R/W Byte N Reg Y 0x00 67 MFR_IOUT_PEAK 0xD7 Maximum measured value of READ_IOUT. R Word Y L11 A NA 78 MFR_IOUT_MIN 0xD8 Minimum measured value of READ_IOUT. R Word Y L11 A NA 79 MFR_CONFIG2_LTC2972 0xD9 Configuration bits that are channel specific. R/W Byte N Reg Y 0x00 41 MFR_CONFIG3_LTC2972 0xDA Configuration bits that are channel specific. R/W Byte N Reg Y 0x00 41 MFR_RETRY_DELAY 0xDB Retry interval during FAULT retry mode. R/W Word N L11 ms Y 200 0xF320 66 MFR_RESTART_DELAY 0xDC Delay from actual CONTROL active edge to virtual CONTROL active edge. R/W Word N L11 ms Y 400 0xFB20 59 MFR_VOUT_PEAK 0xDD Maximum measured value of READ_VOUT. R Word Y L16 V NA 78 MFR_VIN_PEAK 0xDE Maximum measured value of READ_VIN. R Word N L11 V NA 78 MFR_TEMPERATURE_1_PEAK 0xDF Maximum measured value of READ_ TEMPERATURE_1. R Word Y L11 °C NA 78 MFR_DAC 0xE0 The code of the 10-bit DAC. R/W Word Y Reg NA 53 MFR_POWERGOOD_ ASSERTION_DELAY 0xE1 PWRGD pin output assertion delay. R/W Word N L11 ms Y 100 0xEB20 62 MFR_WATCHDOG_T_FIRST 0xE2 First watchdog timer interval. R/W Word N L11 ms Y 0 0x8000 63 MFR_WATCHDOG_T 0xE3 Watchdog timer interval. R/W Word N L11 ms Y 0 0x8000 63 MFR_PAGE_FF_MASK 0xE4 Configuration defining which channels respond to global page commands (PAGE=0xFF). R/W Byte N Reg Y 0x03 33 MFR_PADS 0xE5 Current state of selected digital I/O pads. R/W Word N Reg NA 72 MFR_I2C_BASE_ADDRESS 0xE6 Base value of the I2C/SMBus address byte. R/W Byte N Reg Y 0x5C 33 MFR_SPECIAL_ID 0xE7 Manufacturer code for identifying the LTC2972. R Word N Reg Y 784 0x0310 88 MFR_IIN_CAL_GAIN 0xE8 The nominal resistance of the input current sense element in mΩ. R/W Word N L11 mΩ Y 1.0 0xBA00 51 MFR_VOUT_DISCHARGE_ THRESHOLD 0xE9 Coefficient used to multiply VOUT_ COMMAND in order to determine VOUT off threshold voltage. R/W Word Y L11 Y 2.0 0xC200 53 MFR_FAULT_LOG_STORE 0xEA Command a transfer of the fault log from RAM to EEPROM. Send Byte N NA 80 MFR_FAULT_LOG_RESTORE 0xEB Command a transfer of the fault log previously stored in EEPROM back to RAM. Send Byte N NA 80 MFR_FAULT_LOG_CLEAR 0xEC Initialize the EEPROM block reserved for fault logging and clear any previous fault logging locks. Send Byte N NA 80 PMBus COMMAND SUMMARY |
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