M24C32-RMH6P/K datasheet, PDF - EEWORLD Datasheet

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M24C32-RMH6P/K: DescriptionI2C/2-WIRE SERIAL EEPROM; Categorystorage storage; File Size718KB，41 Pages; ManufacturerSTMicroelectronics; Websitehttp://www.st.com/

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M24C32-RMH6P/K Overview

I2C/2-WIRE SERIAL EEPROM

M24C32-RMH6P/K Parametric

Parameter Name	Attribute value
Maker	STMicroelectronics
package instruction	UFDFP-5
Reach Compliance Code	compli
ECCN code	EAR99
Maximum clock frequency (fCLK)	1 MHz
JESD-30 code	R-XBCC-B5
length	1.7 mm
memory density	32768 bi
Memory IC Type	EEPROM
memory width	8
Number of functions	1
Number of terminals	5
word count	4096 words
character code	4000
Operating mode	SYNCHRONOUS
Maximum operating temperature	85 °C
Minimum operating temperature	-40 °C
organize	4KX8
Package body material	UNSPECIFIED
encapsulated code	BCC
Package shape	RECTANGULAR
Package form	CHIP CARRIER
Parallel/Serial	SERIAL
Maximum seat height	0.6 mm
Serial bus type	I2C
Maximum supply voltage (Vsup)	5.5 V
Minimum supply voltage (Vsup)	1.8 V
surface mount	YES
technology	CMOS
Temperature level	INDUSTRIAL
Terminal form	BUTT
Terminal pitch	0.4 mm
Terminal location	BOTTOM
width	1.4 mm
Maximum write cycle time (tWC)	5 ms

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M24C32-W M24C32-R M24C32-F

M24C32-X M24C32-DF

32-Kbit serial I²C bus EEPROM

Datasheet

production data

Features

•

Compatible with all I

C bus modes:

– 1 MHz

– 400 kHz

– 100 kHz

•

Memory array:

– 32Kbit (4 Kbytes) of EEPROM

– Page size: 32 bytes

– Additional Write lockable page

(M24C32-D order codes)

•

Single supply voltage:

– 1.7 V to 5.5 V over –40 °C / +85 °C

– 1.6 V to 5.5 V over –20 °C / +85 °C

•

Write:

– Byte Write within 5 ms (10 ms when

= 1.6 V)

– Page Write within 5 ms (10 ms when

= 1.6 V)

PDIP8 (BN)

•

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-year data retention

UFDFPN8

(MC)

TSSOP8 (DW)

169 mil width

SO8 (MN)

150 mil width

Packages

•

PDIP8 ECOPACK1

•

SO8 ECOPACK2

•

TSSOP8 ECOPACK2

•

UFDFPN8 ECOPACK2

•

UFDFPN5 ECOPACK2

UFDFPN5

(MH)

May 2014

This is information on a product in full production.

DocID4578 Rev 22

1/41

www.st.com

Contents

M24C32-W M24C32-R M24C32-F M24C32-X M24C32-DF

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 (E2, E1, E0) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 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

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

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

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

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

Memory organization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Device operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

4.1

4.2

4.3

4.4

4.5

Start condition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Stop condition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Data input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Acknowledge bit (ACK) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Device addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

5.1

Write operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

5.1.1

5.1.2

5.1.3

5.1.4

5.1.5

5.1.6

Byte Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

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

Write Identification Page (M24C32-D only) . . . . . . . . . . . . . . . . . . . . . . 17

Lock Identification Page (M24C32-D only) . . . . . . . . . . . . . . . . . . . . . . 17

ECC (Error Correction Code) and Write cycling . . . . . . . . . . . . . . . . . . 17

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

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

5.2

Read operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

5.2.1

2/41

DocID4578 Rev 22

List of tables

M24C32-W M24C32-R M24C32-F M24C32-X M24C32-DF

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.

Signal names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Device select code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Most significant address byte . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Least significant address byte . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Operating conditions (voltage range W) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Operating conditions (voltage range R) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Operating conditions (voltage range F) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Operating conditions (voltage range X) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

AC measurement conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Input parameters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Cycling performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Memory cell data retention . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

DC characteristics (M24C32-W, device grade 6) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

DC characteristics (M24C32-R, device grade 6) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

DC characteristics (M24C32-F, device grade 6). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

DC characteristics (M24C32-X, device grade 5). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

400 kHz AC characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

1 MHz AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

TSSOP8 – 8-lead thin shrink small outline, package mechanical data. . . . . . . . . . . . . . . . 33

SO8N – 8-lead plastic small outline, 150 mils body width, package data. . . . . . . . . . . . . . 34

PDIP8 – 8-pin plastic DIP, 0.25 mm lead frame, package mechanical data. . . . . . . . . . . . 35

UFDFPN8 (MLP8) – package dimensions (UFDFPN: Ultra thin Fine pitch

Dual Flat Package, No lead) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

UFDFPN5 (MLP5) – package dimensions (UFDFPN: Ultra thin Fine pitch

Dual Flat Package, No lead) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

Ordering information scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

Document revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

4/41

DocID4578 Rev 22

M24C32-W M24C32-R M24C32-F M24C32-X M24C32-DF

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.

Figure 19.

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

8-pin package connections, top view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

UFDFPN5 package connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Chip enable inputs connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

C bus protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Write mode sequences with WC = 0 (data write enabled) . . . . . . . . . . . . . . . . . . . . . . . . . 15

Write mode sequences with WC = 1 (data write inhibited) . . . . . . . . . . . . . . . . . . . . . . . . . 16

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

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

AC measurement I/O waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Maximum R

bus

value versus bus parasitic capacitance (C

bus

) for

an I

C bus at maximum frequency f

= 400 kHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

Maximum R

bus

value versus bus parasitic capacitance C

bus

) for

an I

C bus at maximum frequency f

= 1MHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

AC waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

TSSOP8 – 8-lead thin shrink small outline, package outline . . . . . . . . . . . . . . . . . . . . . . . 33

SO8N – 8-lead plastic small outline, 150 mils body width, package outline . . . . . . . . . . . . 34

PDIP8 – 8-pin plastic DIP, 0.25 mm lead frame, package outline . . . . . . . . . . . . . . . . . . . 35

UFDFPN8 (MLP8) – package outline (UFDFPN: Ultra thin Fine pitch

Dual Flat Package, No lead) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

UFDFPN5 (MLP5) – package outline (UFDFPN: Ultra thin Fine pitch

Dual Flat Package, No lead) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

DocID4578 Rev 22

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