Product Specs

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
9 Mechanical specifications ..................................................................................................................... 62
9.1 QFN48 package...............................................................................................................................................62
9.2 QFN32 package...............................................................................................................................................63
10 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
11 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
12 Glossary .................................................................................................................................................... 85