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Rayson Bluetooth ® Module
CSR8670 Class2 Stereo Flash Module BTM-860
Features
The module is a Max.4dBm( Class2 ) module. Fully Qualified Bluetooth v4.0. Integrated Switched-Mode Regulator. Integrated Battery Charger (200mA) 16Mb internal flash memory (64-bit wide,45ns) Serial Quad I/O Flash_4Mb(Option) Embedded Kalimba DSP Co-Processor. Integrated 16-bit Stereo Audio CODEC. Support for CSR’s latest CVC technology for narrowband and wideband voice connections including wind noise reduction. Support Host Interface: USB2.0 or UART. Audio interfaces: I²S, PCM and SPDIF SBC, MP3, AAC, Faststream ,APTX codec support. APTX low-latency including support for SCMS-T HSP / HFP / A2DP / AVRCP/ PBAP / SPP Bluetooth Low Energy compatible Support for up to 6 capacitive touch sensor inputs Integrated chip antenna RoHS compliant. Small outline. 16.0 x 23.9 x 2.3 mm
Outline
Applications
Stereo Wireless Headsets. Wired or wireless speakers and headphones. Smart remote controllers. TVs Audio adaptors
V05 2013.11.04
General Electrical Specification
Absolute Maximum Ratings:
Ratings Storage Temperature Supply Voltage (VCHG) Supply Voltage (VBAT) Supply Voltage (VBAT_SENSE) Supply Voltage (VREG_ENABLE) Min. -40 ℃ -0.4V -0.4V -0.4V -0.4V Max. +85 ℃ 5.75V 4.4V 5.75V 4.4V
Supply Voltage (LED[2:0]) Supply Voltage (PIO_POWER)
-0.4V -0.4V
4.4V 3.6V
Recommended Operating Condition:
Operating Condition Operating Temperature range Supply Voltage (VCHG) Supply Voltage (VBAT) Supply Voltage (VBAT_SENSE) Supply Voltage (VREG_ENABLE) Supply Voltage (LED[2:0]) Supply Voltage (PIO_POWER)* -20 ℃ 4.75V / 3.10 V 2.5V 0V 0V 1.10V 1.7V +75 ℃ 5.75V 4.25V 4.25V 4.25V 4.25V 3.6V
1.8V Switch-mode Regulator
1.8V Switch-mode Regulator Input voltage (VBAT) Output voltage (1V8_SMPS) Normal Operation Transient settling time Load current Current available for external use, stereo audio with 16Ω load Peak conversion efficiency Switching frequency Low-power Mode, Automatically Entered in Deep Sleep Transient settling time Load current Current available for external use Peak conversion efficiency Switching frequency
(a) More current available for audio loads above 16Ω.
(a)
Min 2.80 1.70
Typ 3.70 1.80
Max 4.25 1.90
Unit V V
3.63
30 90 4.00
185 25 4.00
μs mA mA % MHz
0.005 100
200 85 -
5 5 200
μs mA mA % kHz
Regulator Enable
VREG_ENABLE, Switching Threshold Rising threshold Min 1.0 Typ Max Unit V
Battery Charger
Battery Charger Input voltage, VCHG(a)
(a) Reduced specification from 3.1 to 4.75. Full specification > 4.75V.
Min 4.75 / 3.10
Typ 5.00
Max 5.75
Unit V
Trickle Charge Mode Charge current Itrickle , as percentage of fast charge current Vfast rising threshold Vfast rising threshold trim step size Vfast falling threshold Fast Charge Mode Charge current during constant Current mode, Ifast Reduced headroom charge current, As a percentage of Ifast I-CTRL charge current step size Vfloat threshold, calibrated Standby Mode Voltag.