M24M02E-F datasheet(53/54 Pages) STMICROELECTRONICS

53 / 54 page

List of figures

Figure 1.

Logic diagram..................................................................... 2

Figure 2.

8-pin package connections, top view ..................................................... 3

Figure 3.

5-ball package connection ............................................................ 3

Figure 4.

Block diagram .................................................................... 5

Figure 5.

I²C bus protocol .................................................................. 10

Figure 6.

Write mode sequences without write protection (data write enabled) .............................. 15

Figure 7.

Write mode sequences with write protection (data write inhibited) ................................ 16

Figure 8.

Write CDA register (data write enabled) .................................................. 17

Figure 9.

Write CDA register (data write inhibited).................................................. 17

Figure 10.

Write SWP register (data write enabled).................................................. 18

Figure 11.

Write SWP register (data write inhibited) ................................................. 18

Figure 12.

Write identification page (page unlocked) ................................................. 19

Figure 13.

Write identification page (page locked or hard protected) ...................................... 20

Figure 14.

Lock operation on identification page (unlocked or data write enabled)............................. 21

Figure 15.

Lock operation on identification page (already locked or data write inhibited) ........................ 21

Figure 16.

Write cycle polling flowchart using ACK .................................................. 22

Figure 17.

Read mode sequences ............................................................. 24

Figure 18.

Random read DTI register ........................................................... 26

Figure 19.

Random read CDA register .......................................................... 27

Figure 20.

Random read SWP register .......................................................... 27

Figure 21.

Random read identification page....................................................... 28

Figure 22.

Read lock status (identification page unlocked) ............................................. 29

Figure 23.

Read lock status (identification page locked) .............................................. 29

Figure 24.

AC measurement I/O waveform ....................................................... 32

Figure 25.

Rbus value versus bus parasitic capacitance (Cbus) for an I2Cbus (fC = 400 kHz) ...................... 36

Figure 26.

Rbus value versus bus parasitic capacitance (Cbus) for an I2C bus (fC = 1 MHz)....................... 36

Figure 27.

AC waveforms ................................................................... 37

Figure 28.

SO8N - Outline ................................................................... 38

Figure 29.

SO8N - Footprint example ........................................................... 39

Figure 30.

TSSOP8 – Outline ................................................................ 40

Figure 31.

TSSOP8 – Footprint example ......................................................... 41

Figure 32.

UFDFPN8 - Outline ................................................................ 42

Figure 33.

UFDFPN8 - Footprint example ........................................................ 43

Figure 34.

WLCSP5 (CS) with BSC - Outline ...................................................... 44

Figure 35.

WLCSP5 (CP) with BSC - Outline ...................................................... 46

M24M02E-F

List of figures

DS14157 - Rev 2

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