M24C32RDW5G datasheet, PDF - EEWORLD Datasheet

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M24C32RDW5G: Description16K X 8 I2C/2-WIRE SERIAL EEPROM, DSO8; Categorystorage; File Size214KB，39 Pages; ManufacturerSTMicroelectronics; Websitehttp://www.st.com/

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M24C32RDW5G Overview

16K X 8 I2C/2-WIRE SERIAL EEPROM, DSO8

M24C32RDW5G Parametric

Parameter Name	Attribute value
Number of functions	1
Number of terminals	8
Maximum operating temperature	85 Cel
Minimum operating temperature	-40 Cel
Maximum supply/operating voltage	5.5 V
Minimum supply/operating voltage	1.7 V
Rated supply voltage	1.8 V
maximum clock frequency	0.4000 MHz
Processing package description	2 X 3 MM, ROHS COMPLIANT, UFDFPN-8
Lead-free	Yes
EU RoHS regulations	Yes
state	DISCONTINUED
packaging shape	RECTANGULAR
Package Size	SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
surface mount	Yes
Terminal form	NO LEAD
Terminal spacing	0.5000 mm
terminal coating	NICKEL PALLADIUM GOLD
Terminal location	DUAL
Packaging Materials	UNSPECIFIED
Temperature level	INDUSTRIAL
memory width	8
organize	16K X 8
storage density	131072 deg
operating mode	SYNCHRONOUS
Number of digits	16384 words
Number of digits	16K
Memory IC type	I2C/2-WIRE SERIAL EEPROM
serial parallel	SERIAL
Maximum TWC of write cycle	5 ms

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M24128

M24C64 M24C32

128 Kbit, 64 Kbit and 32 Kbit serial I²C bus EEPROM

Features

■

Two-wire I

C serial interface

supports 400 kHz protocol

Single supply voltages (see

Table 1

for root

part numbers):

– 2.5 V to 5.5 V

– 1.8 V to 5.5 V

– 1.7 V to 5.5 V

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)

Device summary

Part number

M24128-BW

Supply voltage

2.5 V to 5.5V

1.8 V to 5.5V

1.7 V to 5.5V

2.5 V to 5.5V

1.8 V to 5.5V

1.7 V to 5.5V

2.5 V to 5.5V

1.8 V to 5.5V

1.7 V to 5.5V

WLCSP (CS)

PDIP8 (BN)

■

SO8 (MN)

150 mil width

Table 1.

Reference

TSSOP8 (DW)

169 mil width

M24128

M24128-BR

M24128-BF

M24C64-W

UFDFPN8 (MB)

2 × 3 mm (MLP)

M24C64

M24C64-R

M24C64-F

M24C32-W

M24C32

M24C32-R

M24C32-F

September 2008

Rev 15

1/39

www.st.com

Contents

M24128, M24C64, M24C32

Contents

Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Signal description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

2.1

2.2

2.3

2.4

2.5

2.6

Serial Clock (SCL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Serial Data (SDA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Chip Enable (E0, E1, E2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Write Control (WC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

ground . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Supply voltage (V

) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

2.6.1

2.6.2

2.6.3

2.6.4

Operating supply voltage V

CC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Power-up conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Device reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Power-down conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Memory organization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Device operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

4.1

4.2

4.3

4.4

4.5

4.6

4.7

4.8

4.9

4.10

4.11

4.12

4.13

4.14

4.15

Start condition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Stop condition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Acknowledge bit (ACK) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Data Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Memory addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Write operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Byte Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Page Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

ECC (error correction code) and write cycling . . . . . . . . . . . . . . . . . . . . . 17

Minimizing system delays by polling on ACK . . . . . . . . . . . . . . . . . . . . . . 18

Read operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Random Address Read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Current Address Read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Sequential Read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Acknowledge in Read mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

2/39

List of tables

M24128, M24C64, M24C32

List of tables

Table 1.

Table 2.

Table 3.

Table 4.

Table 5.

Table 6.

Table 7.

Table 8.

Table 9.

Table 10.

Table 11.

Table 12.

Table 13.

Table 14.

Table 15.

Table 16.

Table 17.

Table 18.

Table 19.

Table 20.

Table 21.

Table 22.

Table 23.

Table 24.

Table 25.

Table 26.

Table 27.

Table 28.

Device summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Signal names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Device select code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Address most significant byte . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Address least significant byte . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Operating modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Operating conditions (M24xxx-W) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Operating conditions (M24xxx-R) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Operating conditions (M24xxx-F) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

AC test measurement conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Input parameters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

DC characteristics (M24xxx-W, device grade 6). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

DC characteristics (M24xxx-W, device grade 3). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

DC characteristics (M24xxx-R - device grade 6) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

DC characteristics (M24xxx-F) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

AC characteristics (M24xxx-W6, M24xxW3, M24xxR6) . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

AC characteristics (M24xxx-F) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

PDIP8 – 8 pin plastic DIP, 0.25 mm lead frame, package mechanical data. . . . . . . . . . . . 29

SO8 narrow – 8 lead plastic small outline, 150 mils body width,

package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

TSSOP8 – 8 lead thin shrink small outline, package mechanical data. . . . . . . . . . . . . . . . 31

UFDFPN8 (MLP8) – 8-lead ultra thin fine pitch dual flat package no lead

2 × 3mm, package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

M24128 WLCSP, 0.5 mm pitch, package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . 33

Ordering information scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

Available M24C32 products (package, voltage range, temperature grade) . . . . . . . . . . . . 35

Available M24C64 products (package, voltage range, temperature grade) . . . . . . . . . . . . 35

Available M24128 products (package, voltage range, temperature grade) . . . . . . . . . . . . 35

Document revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

4/39

M24128, M24C64, M24C32

List of figures

Figure 1.

Figure 2.

Figure 3.

Figure 4.

Figure 5.

Figure 6.

Figure 7.

Figure 8.

Figure 9.

Figure 10.

Figure 11.

Figure 12.

Figure 13.

Figure 14.

Figure 15.

Figure 16.

Figure 17.

Figure 18.

Logic diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

DIP, SO, TSSOP and UFDFPN connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

M24128 WLCSP connections (top view, marking side, with balls on the

underside) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Device select code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Maximum R

value versus bus parasitic capacitance (C) for an I

C bus . . . . . . . . . . . . . . 10

C bus protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Write mode sequences with WC = 1 (data write inhibited) . . . . . . . . . . . . . . . . . . . . . . . . . 15

Write mode sequences with WC = 0 (data write enabled) . . . . . . . . . . . . . . . . . . . . . . . . . 17

Write cycle polling flowchart using ACK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Read mode sequences . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

AC test measurement I/O waveform. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

AC waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

PDIP8 – 8 pin plastic DIP, 0.25 mm lead frame, package outline . . . . . . . . . . . . . . . . . . . 29

SO8 narrow – 8 lead plastic small outline, 150 mils body width, package outline . . . . . . . 30

TSSOP8 – 8 lead thin shrink small outline, package outline . . . . . . . . . . . . . . . . . . . . . . . 31

UFDFPN8 (MLP8) – 8-lead ultra thin fine pitch dual flat package no lead

2 × 3mm, package outline. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

M24128 WLCSP, 0.5 mm pitch, package outline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

5/39

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