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STMicroelectronics Electronic Components Datasheet

M93S66-W Datasheet

MICROWIRE bus EEPROM

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M93S66-W 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-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


STMicroelectronics Electronic Components Datasheet

M93S66-W Datasheet

MICROWIRE bus EEPROM

No Preview Available !

M93S66-W pdf
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


Part Number M93S66-W
Description MICROWIRE bus EEPROM
Maker STMicroelectronics
Total Page 30 Pages
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M93S66-W pdf
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