Data Sheet

BDE-BW2837
Dual-Band WiFi, Bluetooth & BLE Dual-Mode Module
Datasheet
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BDE Technology Inc.
Datasheet
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4.3.5 Bluetooth Modulation, EDR
(1)
PARAMETER
(2)
CONDITION
MIN TYP MAX
UNIT
EDR carrier frequency stability
–5 5
kHz
EDR initial carrier frequency tolerance
(3)
±75 ±75
kHz
EDR RMS DEVM
EDR2
4% 15%
EDR3
4% 10%
EDR 99% DEVM
EDR2
30%
EDR3
20%
EDR peak DEVM
EDR2
9% 25%
EDR3
9% 18%
(1) All RF and performance numbers are aligned to the module pin.
(2) Performance values reflect maximum power.
(3) Numbers include XTAL frequency drift over temperature and aging.
4.3.6 Bluetooth BR / EDR Power Consumption
Current is measured at output power as follows: BR at 11.7 dBm; EDR at 7.2 dBm.
USE CASE
(1)(2)
TYP
UNIT
BR voice HV3 + sniff
11.6
mA
EDR voice 2-EV3 no retransmission + sniff
5.9
mA
Sniff 1 attempt 1.28 s
178.0
µ A
EDR A2DP EDR2 (master). SBC high quality – 345 kbps
10.4
mA
EDR A2DP EDR2 (master). MP3 high quality – 192 kbps
7.5
mA
Full throughput ACL RX: RX-2DH5
(3)(4)
18.0
mA
Full throughput BR ACL TX: TX-DH5
(4)
50.0
mA
Full throughput EDR ACL TX: TX-2DH5
(4)
33.0
mA
Page scan or inquiry scan (scan interval is 1.28 s or 11.25 ms, respectively)
253.0
µ A
Page scan and inquiry scan (scan interval is 1.28 s and 2.56 s, respectively)
332.0
µ A
(1) The role of Bluetooth in all scenarios except A2DP is slave.
(2) CL1P5 PA is connected to V
BAT
, 3.7 V.
(3) ACL RX has the same current in all modulations.
(4) Full throughput assumes data transfer in one direction.