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M93S66-W Dataheets PDF



Part Number M93S66-W
Manufacturers STMicroelectronics
Logo STMicroelectronics
Description MICROWIRE bus EEPROM
Datasheet M93S66-W DatasheetM93S66-W Datasheet (PDF)

M93S46-W M93S56-W M93S66­W 4 Kbit, 2 Kbit and 1 Kbit serial MICROWIRE bus EEPROM with write protection Datasheet - production data PDIP8 (BN) TSSOP8 (DW) 169 mil width SO8 (MN) 150 mil width MSv35377V1 Features • Compatible with MICROWIRE bus serial interface • Memory array − 1 Kbit, 2 Kbit or 4 Kbit of EEPROM − Organized by word (16b) − Page = 4 words • Write − Byte write within 5 ms − Page write within 5 ms − Ready/busy signal during programming • User defined write protected area • High-sp.

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M93S46-W M93S56-W M93S66­W 4 Kbit, 2 Kbit and 1 Kbit serial MICROWIRE bus EEPROM with write protection Datasheet - production data PDIP8 (BN) TSSOP8 (DW) 169 mil width SO8 (MN) 150 mil width MSv35377V1 Features • Compatible with MICROWIRE bus serial interface • Memory array − 1 Kbit, 2 Kbit or 4 Kbit of EEPROM − Organized by word (16b) − Page = 4 words • Write − Byte write within 5 ms − Page write within 5 ms − Ready/busy signal during programming • User defined write protected area • High-speed clock: 2 MHz • Single supply voltage: − 2.5 V to 5.5 V • Operating temperature range: • -40 °C up to +85 °C. • Enhanced ESD protection • More than 4 million write cycles • More than 200-year data retention Packages • PDIP8 ECOPACK®1 • TSSOP8 ECOPACK®2 • SO8 ECOPACK®2 January 2015 DocID5124 Rev 7 This is information on a product in full production 1/32 www.st.com Contents Contents M93S46-W M93S56-W M93S66­W 1 Description........................................................................................ 5 2 Signal description ............................................................................ 6 2.1 Serial data output (Q)........................................................................ 6 2.2 Serial data input (D) .......................................................................... 6 2.3 Serial clock (C).................................................................................. 6 2.4 Chip select (S)................................................................................... 6 2.5 Protection register (PRE) .................................................................. 6 2.6 Write protect (W) ............................................................................... 6 2.7 VSS ground ........................................................................................ 6 2.8 Supply voltage (VCC) ......................................................................... 6 2.8.1 Operating supply voltage VCC ............................................................. 6 2.8.2 Device reset........................................................................................ 7 2.8.3 Power-up conditions ........................................................................... 7 2.8.4 Power-down........................................................................................ 7 3 Operating features............................................................................ 8 4 Clock pulse counter ......................................................................... 9 5 Instructions ..................................................................................... 10 5.1 Read ............................................................................................... 12 5.2 Write enable and write disable ........................................................ 12 5.3 Write to memory array (WRITE)...................................................... 13 5.4 Page write ....................................................................................... 14 5.5 Write all ........................................................................................... 15 5.6 Write protection and protect register ............................................... 16 6 Power-up and delivery states ........................................................ 21 6.1 Power-up state ................................................................................ 21 6.2 Initial delivery state.......................................................................... 21 7 Maximum ratings ............................................................................ 22 8 DC and AC parameters .................................................................. 23 9 Package mechanical data .............................................................. 27 10 Part numbering ............................................................................... 30 11 Revision history.............................................................................. 31 2/32 DocID5124 Rev 7 M93S46-W M93S56-W M93S66­W List of tables List of tables Table 1: Signal names ................................................................................................................................5 Table 2: Instruction set for the M93S46....................................................................................................10 Table 3: Instruction set for the M93S66, M93S56 ....................................................................................11 Table 4: Absolute maximum ratings .........................................................................................................22 Table 5: Operating conditions (M93Sx6-W) .............................................................................................23 Table 6: AC test measurement conditions................................................................................................23 Table .


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