Datasheet BM90 (Microchip) - 10
| 制造商 | Microchip |
| 描述 | Bluetooth 3.0 Multi-Speaker Stereo Audio Module |
| 页数 / 页 | 31 / 10 — BM90 Module. Table 4-4: LED driver. Parameter. Min. Typical. Max. Unit. … |
| 文件格式/大小 | PDF / 1.7 Mb |
| 文件语言 | 英语 |
BM90 Module. Table 4-4: LED driver. Parameter. Min. Typical. Max. Unit. Table 4-5: Digital IO. Parameters. MIN. TYP. MAX. Input Voltage
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BM90 Module Table 4-4: LED driver Parameter Min Typical Max Unit
Open-drain Voltage 5.1 V Open-drain Current 5.5 mA Intensity Control 16 step Current Step 0.35 mA Power Down Open-drain Current 1 μA Shutdown Current 1 μA *Test condition: SAR_VDD=1.8V, temperature=25 ºC. *These parameters are characterized but not tested in manufacturing.
Table 4-5: Digital IO Parameters MIN TYP MAX Unit Input Voltage
2.7 3 3.6 V VIH (Input High Voltage) 2.0 Vdd V VIL (Input Low Voltage) 0 0.8 V
Input Reference Resistor
RPU (Pull-Up Resistor) 50K Ohm RPD (Pull-Down Resistor) 50K Ohm
Output Voltage
VOH (Output High Voltage) 2.4 Vdd V VOL (Output Low Voltage) 0 0.4 V *These parameters are characterized but not tested in manufacturing. page 10 Document Outline Bluetooth® 3.0 Multi-Speaker Stereo Audio Module Features Description Applications Table of Contents 1.0 DEVICE OVERVIEW FIGURE 1-1: APPLICATION BLOCK DIAGRAM Audio Interface FIGURE 1-2: Analog audio interface block diagram FIGURE 1-3: Twin Speaker Link block diagram 2.0 Key Features Table 3.0 PIN DESCRIPTION TABLE 3-1: BM90 PIN DESCRIPTION 4.0 SPECIFICATIONS 4.1 SPECIFICATIONS Table 4-1: Absolute Maximum Specifications Table 4-2: Recommended operating condition Table 4-3: Battery Charger Table 4-4: LED driver Table 4-5: Digital IO Table 4-6: Audio codec Digital to Analogue Converter Table 4-7: Audio codec Analogue to Digital Converter Table 4-8: Transmitter section for BDR Table 4-9: Transmitter section for EDR Table 4-10: Receiver section for BDR Table 4-11: Receiver section for EDR 4.2 PRINTED ANTENNA PERFORMANCE Table 4-12: Antenna Parameters FIGURE 4-1: Antenna 3D radiation pattern @2441 MHz 4.3 BQTF INFORMATION FIGURE 4-2: BQTF Information 4.4 CURRENT CONSUMPTION Table 4-13: Single Mode current consumption Table 4-14: Twin Mode: Master current consumption Table 4-15: Twin Mode: Slave current consumption 5.0 APPLICATIONS 5.1 EXTERNAL CONFIGURATION FIGURE 5-1: External Configuration Header Connections TABLE 5-1: SYSTEM CONFIGURATION SETTINGS 5.2 LED DRIVER 5.3 FUNCTION OF PIN TABLE 5-2: IOs for Buttons TABLE 5-3: IOs for added functions 5.4 Adaptive Frequency Hopping (AFH) 5.5 MULTI-SPEAKER 5.5.1 TWIN SPEAKER LINK TECHNOLOGY INTRODUCTION 5.5.1.1 TWIN SPEAKER LINK Figure 5-2 A2DP Twin Speaker Link Diagram 5.6 Mounting Details 5.7 Module Dimension FIGURE 5-3: BM90 module FIGURE 5-4: Outline Dimension FIGURE 5-5: Module Foot print 5.8 Main Board Antenna Area Layout Guide FIGURE 5-6: Mother Board Antenna Area Layout Guide 5.9 RFLOW PROFILE 5.9.1Soldering Recommendations FIGURE 5-7: Reflow profile 6.0 REFERENCE CIRCUIT FIGURE 6-1: BM90 reference circuit 7.0 PACKING INFORMATION 7.1 QR code label information 7.2 Storage standard 7.3 Ordering Information 7.4 Tray Dimensions 7.5 Packing Method
Open-drain Voltage 5.1 V Open-drain Current 5.5 mA Intensity Control 16 step Current Step 0.35 mA Power Down Open-drain Current 1 μA Shutdown Current 1 μA *Test condition: SAR_VDD=1.8V, temperature=25 ºC. *These parameters are characterized but not tested in manufacturing.
Table 4-5: Digital IO Parameters MIN TYP MAX Unit Input Voltage
2.7 3 3.6 V VIH (Input High Voltage) 2.0 Vdd V VIL (Input Low Voltage) 0 0.8 V
Input Reference Resistor
RPU (Pull-Up Resistor) 50K Ohm RPD (Pull-Down Resistor) 50K Ohm
Output Voltage
VOH (Output High Voltage) 2.4 Vdd V VOL (Output Low Voltage) 0 0.4 V *These parameters are characterized but not tested in manufacturing. page 10 Document Outline Bluetooth® 3.0 Multi-Speaker Stereo Audio Module Features Description Applications Table of Contents 1.0 DEVICE OVERVIEW FIGURE 1-1: APPLICATION BLOCK DIAGRAM Audio Interface FIGURE 1-2: Analog audio interface block diagram FIGURE 1-3: Twin Speaker Link block diagram 2.0 Key Features Table 3.0 PIN DESCRIPTION TABLE 3-1: BM90 PIN DESCRIPTION 4.0 SPECIFICATIONS 4.1 SPECIFICATIONS Table 4-1: Absolute Maximum Specifications Table 4-2: Recommended operating condition Table 4-3: Battery Charger Table 4-4: LED driver Table 4-5: Digital IO Table 4-6: Audio codec Digital to Analogue Converter Table 4-7: Audio codec Analogue to Digital Converter Table 4-8: Transmitter section for BDR Table 4-9: Transmitter section for EDR Table 4-10: Receiver section for BDR Table 4-11: Receiver section for EDR 4.2 PRINTED ANTENNA PERFORMANCE Table 4-12: Antenna Parameters FIGURE 4-1: Antenna 3D radiation pattern @2441 MHz 4.3 BQTF INFORMATION FIGURE 4-2: BQTF Information 4.4 CURRENT CONSUMPTION Table 4-13: Single Mode current consumption Table 4-14: Twin Mode: Master current consumption Table 4-15: Twin Mode: Slave current consumption 5.0 APPLICATIONS 5.1 EXTERNAL CONFIGURATION FIGURE 5-1: External Configuration Header Connections TABLE 5-1: SYSTEM CONFIGURATION SETTINGS 5.2 LED DRIVER 5.3 FUNCTION OF PIN TABLE 5-2: IOs for Buttons TABLE 5-3: IOs for added functions 5.4 Adaptive Frequency Hopping (AFH) 5.5 MULTI-SPEAKER 5.5.1 TWIN SPEAKER LINK TECHNOLOGY INTRODUCTION 5.5.1.1 TWIN SPEAKER LINK Figure 5-2 A2DP Twin Speaker Link Diagram 5.6 Mounting Details 5.7 Module Dimension FIGURE 5-3: BM90 module FIGURE 5-4: Outline Dimension FIGURE 5-5: Module Foot print 5.8 Main Board Antenna Area Layout Guide FIGURE 5-6: Mother Board Antenna Area Layout Guide 5.9 RFLOW PROFILE 5.9.1Soldering Recommendations FIGURE 5-7: Reflow profile 6.0 REFERENCE CIRCUIT FIGURE 6-1: BM90 reference circuit 7.0 PACKING INFORMATION 7.1 QR code label information 7.2 Storage standard 7.3 Ordering Information 7.4 Tray Dimensions 7.5 Packing Method