MP45DT02TR STMicroelectronics, MP45DT02TR Datasheet
MP45DT02TR
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MP45DT02TR Summary of contents
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... Table 1. Device summary Order code Temperature range [°C] MP45DT02 MP45DT02TR March 2011 This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to change without notice. omnidirectional digital microphone specialized silicon micromachining process to produce audio sensors. ...
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Contents Contents 1 Pin descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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MP45DT02 List of tables Table 1. Device summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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List of figures List of figures Figure 1. Pin connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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MP45DT02 1 Pin descriptions Figure 1. Pin connections ( Table 2. Pin descriptions Pin # Pin name GND 0 V supply Left/right channel selection; LR MIC1 ...
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Acoustic and electrical specifications 2 Acoustic and electrical specifications 2.1 Acoustic and electrical characteristics The values listed in the table below are specified for Vdd = 1.8 V, Clock = 2.4 MHz °C, unless otherwise noted. Table ...
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MP45DT02 2.2 Timing characteristics Table 5. Timing characteristics Parameter f Clock frequency for normal mode CLK f Clock frequency for power-down mode PD T Clock period for normal mode CLK T Data enabled on DATA line, L/R pin = 1 ...
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Acoustic and electrical specifications 2.3 Frequency response Figure 3. Typical frequency response normalized at 1kHz Table 6. Frequency response mask for digital microphones Frequency / Hz 20...100 100...8000 8000...10000 °C and acoustic stimulus = 1 ...
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MP45DT02 3 Absolute maximum ratings Stresses above those listed as “Absolute maximum ratings” may cause permanent damage to the device. This is a stress rating only and functional operation of the device under these conditions is not implied. Exposure to ...
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Functionality 4 Functionality 4.1 L/R channel selection The L/R digital pad lets the user select the DOUT signal pattern as explained in L/R pin must be connected to Vdd or GND. Table 8. L/R channel selection L/R GND Vdd 10/16 ...
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MP45DT02 5 Application recommendations Figure 4. MP45DT02 electrical connections Figure 5. MP45DT02 electrical connections for stereo configuration MIC 1 Power supply decoupling capacitors (100 nF ceramic, 10 µF ceramic) should be placed as near as possible to pin 6 of ...
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Package mechanical data 6 Package mechanical data In order to meet environmental requirements, ST offers these devices in different grades of ® ECOPACK packages, depending on their level of environmental compliance. ECOPACK specifications, grade definitions and product status are available ...
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MP45DT02 Figure 6. Recommended soldering profile limits SMAX T SMIN PREHEAT Table 9. Recommended soldering profile limits Description Average ramp rate Preheat Minimum temperature Maximum temperature Time ( SMIN Ramp-up ...
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Package mechanical data Figure 7. HLGA 4. 3.76 mm 6-lead package outline Pin 1 indicator Table 10. HLGA 4. 3.76 mm 6-lead package dimensions Symbol ...
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MP45DT02 7 Revision history Table 11. Document revision history Date 28-Mar-2011 Revision 1 Initial release. Doc ID 018658 Rev 1 Revision history Changes 15/16 ...
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... Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. ...