NRF51822-CEAC-R7 datasheet(9/130 Pages) NORDIC

9 / 130 page

Page 9

nRF51822 Product Specification v3.3

8.8

Serial Peripheral Interface Slave (SPIS) specifications .......................................................................57

8.9

Serial Peripheral Interface (SPI) Master specifications ......................................................................58

8.10

I2C compatible Two Wire Interface (TWI) specifications..................................................................59

8.11

GPIO Tasks and Events (GPIOTE) specifications...................................................................................60

8.12

Analog to Digital Converter (ADC) specifications...............................................................................61

8.13

Timer (TIMER) specifications.......................................................................................................................62

8.14

Real Time Counter (RTC) ..............................................................................................................................62

8.15

Temperature sensor (TEMP) .......................................................................................................................62

8.16

Random Number Generator (RNG) specifications..............................................................................63

8.17

AES Electronic Codebook Mode Encryption (ECB) specifications.................................................63

8.18

AES CCM Mode Encryption (CCM) specifications ...............................................................................63

8.19

Accelerated Address Resolver (AAR) specifications...........................................................................63

8.20

Watchdog Timer (WDT) specifications ...................................................................................................64

8.21

Quadrature Decoder (QDEC) specifications .........................................................................................64

8.22

Non-Volatile Memory Controller (NVMC) specifications..................................................................65

8.23

General Purpose I/O (GPIO) specifications ............................................................................................66

8.24

Low Power Comparator (LPCOMP) specifications..............................................................................66

Mechanical specifications ..................................................................................................................... 67

9.1

QFN48 package ...............................................................................................................................................67

9.2

CDAB WLCSP package ..................................................................................................................................68

9.3

CEAA WLCSP package...................................................................................................................................69

9.4

CFAC WLCSP package...................................................................................................................................70

9.5

CTAA WLCSP package...................................................................................................................................71

9.6

CTAC WLCSP package...................................................................................................................................72

Ordering information ............................................................................................................................ 73

10.1

Chip marking....................................................................................................................................................73

10.2

Inner box label.................................................................................................................................................73

10.3

Outer box label................................................................................................................................................74

10.4

Order code ........................................................................................................................................................74

10.5

Abbreviations...................................................................................................................................................75

10.6

Code ranges and values ...............................................................................................................................76

10.7

Product options ..............................................................................................................................................78

Reference circuitry.................................................................................................................................. 79

11.1

PCB guidelines.................................................................................................................................................79

11.2

Reference design schematics.....................................................................................................................81

11.3

QFAA QFN48 package ..................................................................................................................................82

11.4

QFAB QFN48 package...................................................................................................................................88

11.5

QFAC QFN48 package...................................................................................................................................94

11.6

CDAB WLCSP package ............................................................................................................................... 100

11.7

CEAA WLCSP package................................................................................................................................ 106

11.8

CFAC WLCSP package................................................................................................................................ 112

11.9

CTAA WLCSP package................................................................................................................................ 118

11.10

CTAC WLCSP package................................................................................................................................ 124

Glossary ..................................................................................................................................................130

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