http://www.www.datasheet4u.com

900,000+ Datasheet PDF Search and Download

Datasheet4U offers most rated semiconductors datasheets pdf



STMicroelectronics Electronic Components Datasheet


M24C32

64/32 Kbit Serial IC Bus EEPROM



No Preview Available !

M24C32 pdf
M24128
M24C64 M24C32
128 Kbit, 64 Kbit and 32 Kbit serial I²C bus EEPROM
Feature summary
Two-Wire I2C serial interface
Supports 400kHz Protocol
Single supply voltages (see Table 1 for root
part numbers):
– 2.5 to 5.5V
– 1.8 to 5.5V
– 1.7 to 5.5V
Write Control Input
Byte and Page Write
Random And Sequential Read modes
Self-Timed programming cycle
Automatic address incrementing
Enhanced ESD/Latch-Up Protection
More than 1 Million Write cycles
More than 40-year data retention
Packages
– ECOPACK® (RoHS compliant)
Table 1. Product list
Reference Root part number Supply voltage
M24128
M24128-BW
M24128-BR
2.5 to 5.5V
1.8 to 5.5V
M24C64-W
2.5 to 5.5V
M24C64
M24C64-R
1.8 to 5.5V
M24C64-F
M24C32-W
1.7 to 5.5V
2.5 to 5.5V
M24C32
M24C32-R
1.8 to 5.5V
M24C32-F
1.7 to 5.5V
PDIP8 (BN)
SO8 (MN)
150 mil width
TSSOP8 (DW)
169 mil width
UFDFPN8 (MB)
2x3mm² (MLP)
October 2006
Rev 9
1/34
www.st.com
1



No Preview Available !

M24C32 pdf
Contents
Contents
M24128, M24C64, M24C32
1 Summary description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2 Signal description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.0.1 Serial Clock (SCL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.0.2 Serial Data (SDA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.1 Chip Enable (E0, E1, E2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.2 Write Control (WC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.3 Supply voltage (VCC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.3.1 Operating supply voltage VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.3.2 Internal device reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.3.3 Power-down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
3 Memory organization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
4 Device operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
4.1 Start condition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
4.2 Stop condition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
4.3 Acknowledge bit (ACK) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
4.4 Data Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
4.5 Memory addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
4.6 Write operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
4.7 Byte Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
4.8 Page Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
4.9 Minimizing system delays by polling on ACK . . . . . . . . . . . . . . . . . . . . . . 17
4.10 Read operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
4.11 Random Address Read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
4.12 Current Address Read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
4.13 Sequential Read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
4.14 Acknowledge in Read mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
5 Initial delivery state . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
6 Maximum rating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
2/34



Part Number M24C32
Description 64/32 Kbit Serial IC Bus EEPROM
Maker STMicroelectronics - STMicroelectronics
Total Page 30 Pages
PDF Download
M24C32 pdf
Download PDF File
M24C32 pdf
View for Mobile




Featured Datasheets

Part Number Description Manufacturers PDF
M24C01 16/8/4/2/1 Kbit Serial IC Bus EEPROM M24C01
STMicroelectronics
PDF
M24C01-R 1-Kbit and 2-Kbit serial I2C bus EEPROMs M24C01-R
STMicroelectronics
PDF
M24C01-W 1-Kbit and 2-Kbit serial I2C bus EEPROMs M24C01-W
STMicroelectronics
PDF
M24C02 16/8/4/2/1 Kbit Serial IC Bus EEPROM M24C02
STMicroelectronics
PDF
M24C02 I2C Bus EEPROM M24C02
STMicroelectronics
PDF
M24C02-125 serial I2C bus EEPROM M24C02-125
STMicroelectronics
PDF


Part Number Start With

0  1  2  3  4  5  6  7  8  9  A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z

site map

webmaste! click here

contact us

Buy Components