UM-B-074
DA1468x Range Extender Daughterboard
User Manual
Revision 1.1
17-Apr-2018
CFR0012
7 of 60
© 2018 Dialog Semiconductor
4
System Overview
4.1
Features
■
Highly integrated DA14680 or DA14681 Bluetooth low energy 4.2 SoC
■
Can be used stand-alone or as a data pump on a system with an external processor
■
Complies to Bluetooth v4.2, ETSI EN 300 328 and EN 300 440 Class 2 ( Europe), FCC CFR47
Part 15 ( US) and ARIB STD-T66 ( Japan)
■
BLE transmit output power > +10 dBm, compliant with BLE v4.2 + CSA5 (see Ref.
[1])
■
Includes two crystal oscillators: 16 MHz (XTAL16M) and 32.738 kHz (XTAL32K)
■
Access to processor via JTAG, SPI, UART or I2C interface
■
18 general purpose I/Os with programmable voltage levels
■
Operating voltage: 1.7 V to 4.75 V.
■
On-board printed inverted F-type antenna (
Figure 4
)
■
uFL connector for external antennas (
Figure 4
)
■
RF connector for conducted measurements (
Figure 4
)
■
BLE Radio transceiver
1
:
○
+13.5 dBm transmit output power
○
-95.5 dBm receiver sensitivity
■
Supply current
2
:
○
TX: max. current < 59 mA
○
RX: max. current < 10 mA
○
Extended - Sleep current: 4.5
A
■
43 mm x 43 mm, 4 layer PCBA
■
Operating temperature:
–40 ºC to +85 ºC
■
Test FW based on SDK 1.0.8
Table 1: Electrical Characteristics
Parameter
3
Value
Average TX power
+13.5 dBm
RX sensitivity
4
-95.5 dBm
Max. current consumption in TX mode
59 mA
Max. current consumption in RX mode
10 mA
Average current consumption during sleep mode
4.5
A
1
FCC part 15.247,15.209 compliance.
2
Normal operation using SDK ble_adv_demo application, TX output power +13.5 dBm.
3
Current measured using SDK 1.0.8 ble_adv_demo, configuration CHL = 0, LPM2 (FEM_VCC2 = 1.2 V),
RF_TX_PWR_REG = 2.
4
Dirty transmitter: ON, 1500 packets, payload PRBS9 length 255 bytes.
