MB85AS8MT ■ SERIAL PERIPHERAL INTERFACE (SPI) MB85AS8MT works as a slave of SPI. More than 2 devices can be connected by using microcontroller equipped with SPI port. By using a microcontroller not equipped with SPI port, SI and SO can be bus connected to use. SCK MOSI MISO SO SI SCK SO SI SCK SPI MB85AS8MT MB85AS8MT Microcontroller CS HOLD CS HOLD SS1 SS2 HOLD1 HOLD2 MOSI : Master Out Slave In MISO : Master In Slave Out SS : Slave Select System Configuration with SPI Port SO SI SCK Microcontroller MB85AS8MT CS HOLD System Configuration without SPI Port 6 DS501-00060-1v0-E Document Outline DESCRIPTION FEATURES PIN ASSIGNMENT PIN FUNCTIONAL DESCRIPTIONS BLOCK DIAGRAM SPI MODE SERIAL PERIPHERAL INTERFACE (SPI) STATUS REGISTER OP-CODE COMMAND WRITING OPERATION OF NONVOLATILE MEMORY 1. Address counter control 2. WIP polling BLOCK PROTECT WRITING PROTECT HOLD OPERATION (available only for SOP package) ABSOLUTE MAXIMUM RATINGS RECOMMENDED OPERATING CONDITIONS ELECTRICAL CHARACTERISTICS 1. DC Characteristics 2. AC Characteristics 3. Pin Capacitance TIMING DIAGRAM POWER ON/OFF SEQUENCE ReRAM CHARACTERISTICS ESD AND LATCH-UP MB85AS8MTPF (8-pin plastic SOP) REFLOW CONDITIONS AND FLOOR LIFE CURRENT STATUS ON CONTAINED RESTRICTED SUBSTANCES ORDERING INFORMATION PACKAGE DIMENSION MARKING (11-pin WLP) MARKING (8-pin SOP) PACKING FIGURE 1. Emboss carrier tape and package direction of storage 2. Reel EMBOSS CARRIER TAPE DRAWING