STAMP0 datasheet(2/62 Pages) STMICROELECTRONICS

2 / 62 page

Contents

STAMP0

2/62

DocID028639 Rev 1

Contents

Pin description ................................................................................ 8

Description and block diagram .................................................... 10

Electrical specifications................................................................ 11

3.1

Absolute maximum ratings .............................................................. 11

3.2

Recommended operating conditions............................................... 11

3.3

Electrical characteristics.................................................................. 12

Architecture ................................................................................... 13

4.1

PDM sampling interface .................................................................. 13

4.2

Microphone processor..................................................................... 15

4.2.1

Decimation filters .............................................................................. 16

4.3

ST microphone recombination (STMRecomb) ................................ 17

4.3.1

Recombination bypass functionality ................................................. 18

4.3.2

PDM interface channel mapping ...................................................... 19

4.3.3

Interrupts and masking ..................................................................... 19

4.3.4

Microphone failure detection ............................................................ 19

4.3.5

Averaging based RMS calculation ................................................... 21

4.4

Reset............................................................................................... 21

4.5

Serial output interface ..................................................................... 22

4.5.1

Channel mapping ............................................................................. 22

4.5.2

Time division multiplexing................................................................. 23

4.6

I²C interface..................................................................................... 25

4.6.1

I²C communication protocol.............................................................. 25

4.6.2

Data transition or change ................................................................. 26

4.6.3

Start condition................................................................................... 26

4.6.4

Stop condition ................................................................................... 26

4.6.5

Data input ......................................................................................... 26

4.6.6

Device addressing ............................................................................ 26

4.6.7

Write operation ................................................................................. 26

4.6.8

Byte write .......................................................................................... 26

4.6.9

Multi-byte write ................................................................................. 26

4.7

Read operation................................................................................ 27

4.7.1

Current address byte read................................................................ 27

4.7.2

Current address multi-byte read ....................................................... 27

4.7.3

Random address byte read .............................................................. 27

4.7.4

Random address multi-byte read ..................................................... 27

Obsolete

Product(s)

- Obsolete

Product(s)

STAMP0 Scheda tecnica(PDF) 2 Page - STMicroelectronics

STAMP0 Scheda tecnica(HTML) 2 Page - STMicroelectronics

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62

Scheda tecnica Scarica

Link URL