Shenzhen TTK Technology CO.,LTD TEL 0755-********FAX 0755-********
BTM-68E
DATA SHEET 07Nov 2013Version    1.0
SHENZHEN TTK TECHNOLOGY CO.,LTD.
Copyright TTK Technologies.all rights
reserved.
TABLE OF CONTENTS
1.0Block Diagram (5)
2.0Electrical Characteristics (6)
3.0Device Terminal Functions (8)
4.0Example Application Schematic (12)
5.0Package Dimensions (12)
6.0Layout Guidelines (14)
7.0Contact Information (15)
Shenzhen TTK Technology CO.,LTD
TEL0755-********FAX0755-********
Shenzhen TTK Technology CO.,LTD TEL 0755-********FAX 0755-********
DESCRIPTION:
FEATURES:
BTM-68E is the latest generation of Bluetooth Plug n'Play Bluetooth Solution for Stereo Module.It provides highest level of integration Audio Solutions
With integrated 2.4GHz radio,DSP,battery 80MHz RISC MCU and 80MIPS Kalimba DSP Charger,stereo codec,and antenna ready.V oice recognition support for answering a call Mono and stereo audio applications.
Enabled hands-free use
BTM-68E is also ready to support the latest Bluetooth 4.0Compliant and Integrated Antenna Bluetooth 4.0standard and support for secure Class II Range up to 10Metersheadset
Simple pairing.
Temperature range from -30C to +85C
Multipoint A2DP connection enables a headset (A2DP)connection to 2A2DP source devices For music playback
Secure simple pairing,CSR s proximity pairing and CSR s proximity connections
Supported Bluetooth Profiles:A2DP v1.2A VRCP v1.4HFP v1.6HSP v1.2Supported 5-band EQ for music playback High-quality Audio 95dB SNR on DAC Playback
Support for one Microphone
Support for SBC,MP3and AAC decoder SPI interface for debug
APPLICATIONS:
High quality wireless
Speakerphones Wireless mono
headsets Wireless Stereo
speakers Hands-free car
kits
REVISION HISTORY
Shenzhen TTK Technology CO.,LTD
TEL0755-********FAX0755-********
Shenzhen TTK Technology CO.,LTD TEL 0755-********FAX 0755-********
1.0Block Diagram
Operating Frequency 2.4GHz-2.48GHz ISM band Modulation GFSK(Gaussian Frequency Shift Keying)Transmit Power 4dBm,Class 2Sensitivity -81dBm at 0.1%BER
Security features Authentication and encryption
Support profiles Hands-Free Profile v1.6and Headset Profile v1.2Advanced Audio Distribution Profile v1.2and Audio/Video Remote Control Profile V1.4Power 3.3V-4.2LI-batter Operating Temperature 20~+70Centigrade Size 20mm x 25mm x 3.0mm
Figure 1:Block diagram of BTM-68E
Shenzhen TTK Technology CO.,LTD TEL 0755-********FAX 0755-********
2.0Electrical Characteristics
Recommended operating conditions
Min
Typ
Max
Unit
Operating temperature -202070VDD_BAT    3.0  3.8  4.2V VDD_CHG    4.55  6.5V VDD_IO
1.7
1.8
1.95
V
Table 1:Recommended operating conditions
Battery charger
Charger Mode(BAT_P rising to 4.2V)
Min
Typ
Max
Unit
Supply current(a)
--  4.56mA Battery trickle charge current(b)
--4--mA Maximum battery fast charge current (I-CTRL =15)(c)(d)
Headroom(e)>0.7V --200--mA Headroom =0.3V
--150--mA Minimum battery fast charge current (I-CTRL =0)(c)(d)
Headroom >0.7V --40--mA Headroom =0.3V
--
35
--
mA

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