Product Manual

BoB IOT service supplier who understands you best
Location：Rm.1502,East Tower,FIYTA Tech. Bldg.,Southern District of High-tech Industrial
Park,Nanshan District,Shenzhen 518057,P.R.China
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2. Detail Param
2.1 Performance
Form 1: Performance
Module
DB809S
Soc
nRF52805 WLCSP
FLASH
192KB
RAM
24KB
VDD
1.7V to 3.6V
PIN Num
15
Working FRQ
2402MHz-2480MHz (BLE)/2360MHz-2500MHz(nRF Private mode)
GPIO
10
ADC
12-bit, 200 kbps，2 channels
PWM
4 Channels
PDM
1
TIMER/RTC
3 x 32bit(Count mode)/2
SPI/I2C/UART
1 (Master or Slave mode)/ 1 (Master or Slave mode)/1
AES
Hardware
RNG
1
Comparator
64 level* 2 Channels
Watch Dog
1
TX Power
-20 to +4 dbm, 4db steps
RF PHY
1Mbps，2Mbps BLE mode/1M, 2Mbps Nordic nRF Private mode
Current
(Chip reference)
TX：4.6 mA peak current (0 dBm)
RX: 4.6 mA peak current
0.3uA （3V VDD） in System OFF mode，no RAM retention
Working Temperature
-40℃~85℃
Storage Temperature
22℃~28℃
Package Size
10.5*16*3mm