MMA685x: SPI ±20g, 120g, Medium g, Inertial Sensor
The MMA685x accelerometer is a SPI-based, single axis, medium-g, over-damped lateral solution designed for use in automotive airbag systems.
特性
- ±20g to ±120 g full-scale range
- 3.3 V or 5 V single supply operation
- SPI-compatible serial interface
- 10-bit digital signed or unsigned SPI data output
- Programmable arming functions
- Twelve low-pass filter options, ranging from 50 Hz to 1000 Hz
- Optional offset cancellation with > 6s averaging period and < 0.25 LSB/s slew rate
- Pb-Free 16-Pin QFN-6x6 Package
Recommended Documentation (1)
| Name/Description | Type | Modified Date |
|---|---|---|
| MMA685x, Single-Axis SPI Inertial Sensor - Data Sheet (REV 7) PDF (1.2 MB) MMA685X | Data Sheets | 16 Mar 2012 |
Data Sheets (1)
| Name/Description | Modified Date |
|---|---|
| MMA685x, Single-Axis SPI Inertial Sensor - Data Sheet (REV 7) PDF (1.2 MB) MMA685X | 16 Mar 2012 |
Selector Guides (1)
| Name/Description | Modified Date |
|---|---|
| SENSSELECT, Sensor Products - Selector Guide (REV 1) PDF (133.5 kB) SENSSELECT | 20 Feb 2015 |
Product Change Notices (3)
| Name/Description | Modified Date |
|---|---|
| SENSOR AIRBAG ACCELEROMETER 6X6 QFN ASSEMBLY TRANSFER FROM AMKOR KOREA K1 TO AMKOR PHILIPPINES P3 FACILITY (REV 0) HTM (5.9 kB) PCN16158A | 01 Aug 2014 |
| Sensor Airbag Accelerometer 6x6 QFN X and XY Axis Devices - Shake Removal During Final Test at -40C/105C (REV 0) HTM (4.1 kB) PCN16293 | 01 Aug 2014 |
| Sensor Airbag Accelerometer 6x6 QFN X and XY Axis Devices - Shake Removal During Final Test at -40C/105C (REV 0) HTM (4.1 kB) PCN16339 | 24 Jul 2014 |
Ordering Information
| Product | Status | Status | Budgetary Price excluding tax(US$) | SafeAssure Functional Safety | Acceleration (g) | Accelerometer output | Ambient Operating Temperature (Min-Max) (°C) | Sensing Axis | Special Features Acceleration | Start up response time (Typ) (ms) | Rolloff Frequency (Typ) (Hz) | Sensitivity Digital (Typ) (Cnts/g) | Supply Voltage (Min-Max) (V) | Interface Supply Voltage (Min-Max) (V) | Zero G Output (Typ) (V) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MMA6851BKW | Active | 1K @ US$2.99 | 25 | SPI | -40 to 105 | X | Self Test | 5 | 400 | 3.15 to 5.25 | 0 | ||||
| MMA6855BKW | Active | 1K @ US$2.99 | 120 | SPI | -40 to 105 | X | Self Test | 5 | 400 | 3.15 to 5.25 | 0 | ||||
| MMA6853BKW | Active | 1K @ US$2.99 | 50 | SPI | -40 to 105 | X | Self Test | 5 | 400 | 3.15 to 5.25 | 0 | ||||
| MMA6853BKWR2 | End of Life | 1K @ US$2.99 | 50 | SPI | -40 to 105 | X | Self Test | 5 | 400 | 3.15 to 5.25 | 0 | ||||
| MMA6855BKWR2 | End of Life | 1K @ US$2.99 | 120 | SPI | -40 to 105 | X | Self Test | 5 | 400 | 3.15 to 5.25 | 0 | ||||
| MMA6851BKWR2 | End of Life | 1K @ US$2.99 | 25 | SPI | -40 to 105 | X | Self Test | 5 | 400 | 3.15 to 5.25 | 0 |
Package Information
| Package Description | Outline Version | Packing | Product Status | Part Number | Chemical Content | RoHS / Pb FreeChina RoHS Lookup | MSL | PPT (°C) |
|---|---|---|---|---|---|---|---|---|
| QFN 16 6*6*1.98 P1 | 98ASA00090D | MPQ - 75 RAILPOQ - 1500 BOX | Active | MMA6855KW | MMA6855KW.pdf |  | 3 | 260 |
| MPQ - 75 RAILPOQ - 1500 BOX | Active | MMA6856KW | MMA6856KW.pdf | | 3 | 260 | ||
| MPQ - 75 RAILPOQ - 1500 BOX | Active | MMA6851KW | MMA6851KW.pdf | | 3 | 260 | ||
| MPQ - 75 RAILPOQ - 1500 BOX | Active | MMA6855BKW | MMA6855BKW.pdf | | 3 | 260 | ||
| MPQ - 75 RAILPOQ - 1500 BOX | Active | MMA6853BKW | MMA6853BKW.pdf | | 3 | 260 | ||
| MPQ - 75 RAILPOQ - 1500 BOX | Active | MMA6851BKW | MMA6851BKW.pdf | | 3 | 260 | ||
| MPQ - 2000 REELPOQ - 2000 BOX | End of Life | MMA6851KWR2 | MMA6851KWR2.pdf | | 3 | 260 | ||
| MPQ - 2000 REELPOQ - 2000 BOX | End of Life | MMA6855KWR2 | MMA6855KWR2.pdf | | 3 | 260 | ||
| MPQ - 2000 REELPOQ - 2000 BOX | End of Life | MMA6856KWR2 | MMA6856KWR2.pdf | | 3 | 260 | ||
| MPQ - 2000 REELPOQ - 2000 BOX | End of Life | MMA6855BKWR2 | MMA6855BKWR2.pdf | | 3 | 260 | ||
| MPQ - 2000 REELPOQ - 2000 BOX | End of Life | MMA6851BKWR2 | MMA6851BKWR2.pdf | | 3 | 260 | ||
| MPQ - 2000 REELPOQ - 2000 BOX | End of Life | MMA6853BKWR2 | MMA6853BKWR2.pdf | | 3 | 260 |
- SENSSELECT, Sensor Products - Selector Guide MPXx6115
- SENSOR AIRBAG ACCELEROMETER 6X6 QFN ASSEMBLY TRANSFER FROM AMKOR KOREA K1 TO AMKOR PHILIPPINES P3 FACILITY MMA685x
- Sensor Airbag Accelerometer 6x6 QFN X and XY Axis Devices - Shake Removal During Final Test at -40C/105C MMA685x
- Sensor Airbag Accelerometer 6x6 QFN X and XY Axis Devices - Shake Removal During Final Test at -40C/105C MMA685x
- 98ASA00090D MMA685x
- MMA6855KW.pdf MMA685x
- MMA6856KW.pdf MMA685x
- MMA6851KW.pdf MMA685x
- MMA6855BKW.pdf MMA685x
- MMA6853BKW.pdf MMA685x
- MMA6851BKW.pdf MMA685x
- MMA6851KWR2.pdf MMA685x
- MMA6855KWR2.pdf MMA685x
- MMA6856KWR2.pdf MMA685x
- MMA6855BKWR2.pdf MMA685x
- MMA6851BKWR2.pdf MMA685x
- MMA6853BKWR2.pdf MMA685x
