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ADP1055-EVALZ Scheda tecnica(PDF) 3 Page - Analog Devices |
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ADP1055-EVALZ Scheda tecnica(HTML) 3 Page - Analog Devices |
3 / 140 page Data Sheet ADP1055 Rev. A | Page 3 of 140 Black Box Readback....................................................................45 Black Box Power Sequencing.....................................................45 Power Supply Calibration and Trim .............................................46 Voltage Calibration and Trim....................................................46 CS1 Trim ......................................................................................46 VFF Calibration and Trim .........................................................46 PMBus Digital Communication....................................................47 Features.........................................................................................47 Overview ......................................................................................47 Transfer Protocol.........................................................................47 Data Transfer Commands..........................................................48 Group Command Protocol........................................................49 Clock Generation and Stretching..............................................49 Start and Stop Conditions..........................................................49 Repeated Start Condition...........................................................49 General Call Support ..................................................................49 Alert Response Address (ARA).................................................49 PMBus Address Selection ..........................................................50 Fast Mode .....................................................................................50 10-Bit Addressing........................................................................50 Packet Error Checking................................................................50 Electrical Specifications..............................................................50 Fault Conditions..........................................................................50 Timeout Conditions ...................................................................51 Data Transmission Faults...........................................................51 Data Content Faults ....................................................................52 Layout Guidelines............................................................................53 CS2+ and CS2− Pins...................................................................53 VS+ and VS− Pins .......................................................................53 VDD Pin.......................................................................................53 SDA and SCL Pins ......................................................................53 CS1 Pin .........................................................................................53 Exposed Pad.................................................................................53 VCORE Pin..................................................................................53 RES Pin.........................................................................................53 JTD and JRTN Pins.....................................................................53 OVP Pin .......................................................................................53 SYNC Pin .....................................................................................53 AGND and DGND .....................................................................53 EEPROM ..........................................................................................54 Overview ......................................................................................54 Page Erase Operation .................................................................54 Read Operation (Byte Read and Block Read) .........................54 Write Operation (Byte Write and Block Write) ......................55 EEPROM Password ....................................................................55 Downloading EEPROM Settings to Internal Registers .........56 Saving Register Settings to the EEPROM ................................56 EEPROM CRC Checksum.........................................................56 Software GUI ...................................................................................57 Standard PMBus Commands Supported by the ADP1055.......58 Manufacturer Specific Commands...............................................60 Standard PMBus Command Descriptions ..................................62 Standard PMBus Commands ....................................................62 Manufacturer Specific PMBus Command Descriptions ...........86 Supported Switching Frequencies...............................................126 Outline Dimensions......................................................................140 Ordering Guide .........................................................................140 REVISION HISTORY 3/15—Rev. 0 to Rev. A Changes to Table 1 ............................................................................7 Changes to Snubber Configuration Section ................................31 Change to Debounce Bit, Table 159..............................................93 Changes to Supported Switching Frequencies Section ............126 3/14—Revision 0: Initial Version |
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