Product Name Confidential TXLE12MSM Bluetooth Module Secret Product Version V1.4 TXLE12MSM Bluetooth Module Products Datasheet V1.4 Establish ： Kai Huang Date： Audit： Date： Audit： Date： Approve ： Date： 2020-10-15 Revision History Date： Revision version Description Author 2020-10-15 1.0 Establish Kai Huang 2021-06-21 1.1 Modified pin definition Kai Huang 2021-07-23 1.2 Modified power consumption Kai Huang 2021-07-25 1.3 Add small package Kai Huang 2021-09-20 1.
1. DESCRIPTION TXLE12M series low power Bluetooth module is a low power module supporting bluetooth 5.1 protocol.The module adopts stamp hole package and supports PCB antenna and external antenna interfaces.Full interface extraction, flexible use, reduce a lot of early research and development work, complete documentation, easy to achieve bluetooth application development. TYPICAL APPLICATIONS; Smart Watches Power meter Smart home Human Interface Devices Bluetooth car audio unit 2.
2.1 Part Number P.N. DESCRIPTION TXLE012M General Module TXLE012MPM Power Meter Module TXLE012MSM Small Size Package Module The model does not include software. If it is a product with software, please communicate the specific model and MPQ information with the sales. 3. Specifications 3.1 Product appearance and dimensions Size: *SM(Length * width * height): 10mm*16mm*2.5mm 3.
定义 针脚定义 Pin N Pin name Description 1 MIC+ Voice positive input 2 MIC- Voice negative input 3 SPK+ The audio positive output 4 SPK- The audio negative output 5 VCHG Power supply for charger 6 VBAT Positive power supply for 7 GND Ground 8 PD7 I/O 9 PD6 I/O 10 PD5 I/O 11 PD4 I/O 12 PC7 SWDIO 13 PC6 SWTCK 14 PC5 I/O 15 PA3 Debug TXD 16 PA2 Debug TXD 17 PA1 I/O 18 PA0 I/O 19 PA7 I/O 20 PA6 I/O 21 PA4 I/O 22 PA5 I/O 23 ANT External antenna
4. Electrical Characteristics 4.1 Absolute Maximum Ratings Rating Parameters Unit Supply Voltage 4.3V VCHG Storage Temperature -40-105 ℃ Operating Temperature -20-70 ℃ 4.2 Recommended Operating Conditions 项目 Min Typ Max 单位 Supply Voltage 2.5 3.3 4.3 VBAT Deep sleep current (include 48K 6 uA 2.7 uA retention RAM) Power off TX peek current (0dB) - - RX peek current 8 mA 9.7 mA 4.
4.4 Power consumption under different working conditions Mode Power consumption （uA） Broadcast interval（ms） 330 100 177 200 76.5 500 0dBm 60.5 700 Broadcast 45 1000 25.5 2000 17.5 5000 13.5 7000 Mode Power consumption （uA） Connection Interval（ms） 271.5 100 123 200 0dBm 78.5 500 Connection 61.5 700 48.5 1000 39 2000 Note: The power consumption data tested in connection mode were tested when there was no data communication between the mobile phone and the module.
5. Typical applications 3.3V Supply VBAT Host MCU RXD ‘’ TXD TXLE12MSM GND 基本应用框图 5.1 Application Precautions 1. Power supply: It is recommended to use a dc power supply with a low ripple coefficient.The positive and negative terminals of the module power supply must be correctly connected. Otherwise, the module may be irreparably damaged. 2. Antenna: 2.1 PCB antenna The module is equipped with onboard PCB antenna.
Integration instructions for host product manufacturers according to KDB 996369 D03 OEM Manual v01 2.2 List of applicable FCC rules FCC Part 15 Subpart C 15.247 & 15.207 & 15.209 2.3 Specific operational use conditions The module is a Bluetooth module with BLE function. Operation Frequency: 2402-2480MHz Number of Channel: 40 Modulation: GFSK Type: PCB Antenna Gain: 1 dBi Max. The module can be used for mobile or portable applications with a maximum 0dBi antenna.
2.8 Label and compliance information Host product manufacturers need to provide a physical or e-label stating “Contains FCC ID: 2A3L5TXLE12MSM” with their finished product. 2.
Federal Communication Commission Statement (FCC, U.S.) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
Information that must be placed in the end user manual: The OEM integrator has to be aware not to provide information to the end user regarding how to install or remove this RF module in the user's manual of the end product which integrates this module. The end user manual shall include all required regulatory information/warning as show in this manual.
