NRF51802-QFAA-R datasheet(6/85 Pages) NORDIC

6 / 85 page

Page 6

nRF51802 Product Specification v1.2

8.10

I2C compatible Two Wire Interface (TWI) specifications..................................................................54

8.11

GPIO Tasks and Events (GPIOTE) specifications...................................................................................55

8.12

Analog to Digital Converter (ADC) specifications...............................................................................56

8.13

Timer (TIMER) specifications.......................................................................................................................57

8.14

Real Time Counter (RTC) ..............................................................................................................................57

8.15

Temperature sensor (TEMP) .......................................................................................................................57

8.16

Random Number Generator (RNG) specifications..............................................................................58

8.17

AES Electronic Codebook Mode Encryption (ECB) specifications.................................................58

8.18

AES CCM Mode Encryption (CCM) specifications ...............................................................................58

8.19

Accelerated Address Resolver (AAR) specifications...........................................................................58

8.20

Watchdog Timer (WDT) specifications ...................................................................................................59

8.21

Quadrature Decoder (QDEC) specifications .........................................................................................59

8.22

Non-Volatile Memory Controller (NVMC) specifications..................................................................60

8.23

General Purpose I/O (GPIO) specifications ............................................................................................61

8.24

Low Power Comparator (LPCOMP) specifications..............................................................................61

Mechanical specifications ..................................................................................................................... 62

9.1

QFN48 package ...............................................................................................................................................62

9.2

QFN32 package ...............................................................................................................................................63

Ordering information ............................................................................................................................ 64

10.1

Chip marking....................................................................................................................................................64

10.2

Inner box label.................................................................................................................................................64

10.3

Outer box label................................................................................................................................................65

10.4

Order code ........................................................................................................................................................65

10.5

Abbreviations...................................................................................................................................................66

10.6

Code ranges and values ...............................................................................................................................67

10.7

Product options ..............................................................................................................................................69

Reference circuitry.................................................................................................................................. 70

11.1

PCB guidelines.................................................................................................................................................70

11.2

Reference design schematics.....................................................................................................................72

11.3

QFAA QFN48 package ..................................................................................................................................73

11.4

QCAA QFN32 package..................................................................................................................................79

Glossary .................................................................................................................................................... 85

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