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STMicroelectronics Electronic Components Datasheet

M24C01-R Datasheet

1-Kbit and 2-Kbit serial I2C bus EEPROMs

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M24C01/02-W M24C01/02-R
M24C02-F
1-Kbit and 2-Kbit serial I²C bus EEPROMs
TSSOP8 (DW)
169 mil width
SO8 (MN)
150 mil width


PDIP8 (BN)(1)
UFDFPN8 (MC)
DFN8 - 2 x 3 mm
UFDFPN5 (MH)
DFN5 - 1.7 x 1.4 mm
Datasheet - production data
Features
Compatible with I2C bus modes:
– 400 kHz
– 100 kHz
Memory array:
– 1 Kbit (128 bytes) of EEPROM
– 2 Kbit (256 bytes) of EEPROM
– Page size: 16 byte
Single supply voltage:
– M24C01/02-W: 2.5 V to 5.5 V
– M24C01/02-R: 1.8 V to 5.5 V
– M24C02-F: 1.7 V to 5.5 V (full temperature
range) and 1.6 V to 1.7 V (limited
temperature range)
Write:
– Byte Write within 5 ms
– Page Write within 5 ms
Operating temperature range:
– from -40 °C up to +85 °C
Random and sequential Read modes
Write protect of the whole memory array
Enhanced ESD/Latch-Up protection
More than 4 million Write cycles
More than 200-years data retention
Packages
RoHS compliant and halogen-free
(ECOPACK2®)
1. Not recommended for new designs
October 2017
This is information on a product in full production.
DocID024020 Rev 6
1/42
www.st.com


STMicroelectronics Electronic Components Datasheet

M24C01-R Datasheet

1-Kbit and 2-Kbit serial I2C bus EEPROMs

No Preview Available !

Contents
Contents
M24C01/02-W M24C01/02-R M24C02-F
1 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2 Signal description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.1 Serial Clock (SCL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.2 Serial Data (SDA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.3 Chip Enable (E2, E1, E0) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.4 Write Control (WC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.5 VSS (ground) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.6 Supply voltage (VCC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.6.1 Operating supply voltage (VCC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.6.2 Power-up conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.6.3 Device reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.6.4 Power-down conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
3 Memory organization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
4 Device operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
4.1 Start condition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
4.2 Stop condition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
4.3 Data input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
4.4 Acknowledge bit (ACK) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
4.5 Device addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
5 Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
5.1 Write operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
5.1.1 Byte Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
5.1.2 Page Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
5.1.3 Minimizing Write delays by polling on ACK . . . . . . . . . . . . . . . . . . . . . . 17
5.2 Read operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
5.2.1 Random Address Read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
5.2.2
5.2.3
Current Address Read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Sequential Read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
2/42 DocID024020 Rev 6


Part Number M24C01-R
Description 1-Kbit and 2-Kbit serial I2C bus EEPROMs
Maker STMicroelectronics
Total Page 30 Pages
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