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M93S56-125 Dataheets PDF



Part Number M93S56-125
Manufacturers STMicroelectronics
Logo STMicroelectronics
Description MICROWIRE serial EEPROM
Datasheet M93S56-125 DatasheetM93S56-125 Datasheet (PDF)

M93S66-125 M93S56-125 M93S46-125 Automotive 4-Kbit, 2-Kbit and 1-Kbit MICROWIRE serial EEPROM with block protection Datasheet − production data Features ■ Industry standard MICROWIRETM bus ■ Single supply voltage: 2.5 to 5.5 V ■ Single organization: by word (x16) ■ Programming instructions that work on: word or entire memory ■ Self-timed programming cycle with auto-erase ■ User-defined write-protected area ■ Page Write mode (4 words) ■ Ready/Busy signal during programming ■ Speed: 2-MHz clock r.

  M93S56-125   M93S56-125



Document
M93S66-125 M93S56-125 M93S46-125 Automotive 4-Kbit, 2-Kbit and 1-Kbit MICROWIRE serial EEPROM with block protection Datasheet − production data Features ■ Industry standard MICROWIRETM bus ■ Single supply voltage: 2.5 to 5.5 V ■ Single organization: by word (x16) ■ Programming instructions that work on: word or entire memory ■ Self-timed programming cycle with auto-erase ■ User-defined write-protected area ■ Page Write mode (4 words) ■ Ready/Busy signal during programming ■ Speed: 2-MHz clock rate, 5 ms write time ■ Sequential Read operation ■ Enhanced ESD/Latch-up behavior ■ More than 1 million Erase/Write cycles ■ More than 40-year data retention SO8 (MN) 150 mil width March 2012 This is information on a product in full production. Doc ID 022567 Rev 1 1/28 www.st.com 1 Contents Contents M93S66-125 M93S56-125 M93S46-125 1 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2 Power-on data protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 3 Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 3.1 Read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 3.2 Write Enable and Write Disable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 3.3 Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 3.4 Page Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 3.5 Write All . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 4 Write protection and the Protection Register . . . . . . . . . . . . . . . . . . . . 16 4.1 Protection Register Read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 4.2 Protection Register Enable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 4.3 Protection Register Clear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 4.4 Protection Register Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 4.5 Protection Register Disable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 5 Common I/O operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 6 Clock pulse counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 7 Maximum rating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 8 DC and AC parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 9 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 10 Part numbering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 11 Revisio.


M93S66-125 M93S56-125 M93S46-125


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