MMA7660FCR1 Freescale Semiconductor, MMA7660FCR1 Datasheet
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MMA7660FCR1
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MMA7660FCR1 Summary of contents
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... Digital Still Camera: Image Stability ORDERING INFORMATION Part Number Temperature Range MMA7660FCT –40 to +85°C MMA7660FCR1 –40 to +85°C This document contains certain information on a new product. Specifications and information herein are subject to change without notice. © Freescale Semiconductor, Inc., 2009. All rights reserved. Package ...
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... APPENDIX A - PACKAGE REQUIREMENTS FOR MMA7660FC ............................................................................................. 25 Minimum Recommended Footprint for Surface Mounted Applications ............................................................................... 25 Soldering And Mounting Guidelines for the DFN Accelerometer Sensor Board .................................................... 25 Overview of Soldering Considerations ................................................................................................................................ 25 Halogen Content ................................................................................................................................................................. 25 PCB Mounting Recommendations ...................................................................................................................................... 25 APPENDIX B - SENSING DIRECTION ...................................................................................................................................... 27 APPENDIX C - MMA7660FC ACQUISITION CODE TABLE ..................................................................................................... 28 2 APPENDIX CHARACTERISTICS ............................................................................................................................ 30 Sensors Freescale Semiconductor MMA7660FC 2 ...
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... Pin Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 ESD And Latch-up Protection Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Operating Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Modes Of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Feature Summary Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Orientation Detection Logic of when Interrupt will Occur . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Auto-Wake/Sleep Truth Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 User Register Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 ASE/AWE Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Sleep Counter Timeout Ranges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 Sensors Freescale Semiconductor MMA7660FC 3 ...
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... Slave Address . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Single Byte Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Multiple Bytes Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Single Byte Read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Multiple Bytes Read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Package Footprint, PCB Land Pattern, and Stencil Design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 PCB Land Pattern Detail . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Product Orientation on Perpendicular Axis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Product Orientations Showing Direction for Each Axis in Composite . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Sensors Freescale Semiconductor MMA7660FC 4 ...
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... Auto-Wake: Sleep Mode (uses AMSR sample rate in SR [0x08] register) Auto-Sleep: Run Mode (uses AWSR sample rate in SR [0x08] register) PMP: Portable Media Player PDA: Personal Digital Assistant DFN: Dual Flat No Lead ESD: Electro Static Discharge ODR: Output Data Rate MEMS: Microelectromechanical Systems Sensors Freescale Semiconductor MMA7660FC 5 ...
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... The capacitors should be placed close to the pins of the MMA7660FC and is recommended for testing and to adequately decouple the accelerometer from noise on the power supply. Sensors Freescale Semiconductor Table 1. Pin Description Pin # Pin Name 1 ...
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... A charge of this magnitude can alter the performance or cause failure of the chip. When handling the accelerometer, proper ESD precautions should be followed to avoid exposing the device to discharges which may be detrimental to its performance. Table 3. ESD And Latch-up Protection Characteristics Human Body Model Machine Model Charge Device Model Latch-up current at T Sensors Freescale Semiconductor INTERNAL CLOCK OSC C-to-V MUX AMP CONVERTER ...
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... A measure of the devices ability to reject an acceleration applied 90° from the true axis of sensitivity. 4. Noise is defined as quantiles given to a sample size. These are the occurrences of noise: 94% = ±1 count ±2 counts, and 1% = ±3 counts. Sensors Freescale Semiconductor < 3.6 V, 1.71 V < 2 +25°C ...
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... The ASIC uses switched capacitor techniques to measure the g-cell capacitors and extract the acceleration data from the difference between the two capacitors. The ASIC also signal conditions and filters (switched capacitor) the signal, providing a digital output that is proportional to acceleration. Figure 4. Simplified Transducer Physical Model Sensors Freescale Semiconductor ACCELERATION (Figure 4). Two gaps are MMA7660FC ...
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... I Standby Mode MMA7660FC will respond to I Active Mode MMA7660FC will respond to I Auto-Sleep Auto-Wake Sensors Freescale Semiconductor 2 C, but no new measurements can be taken. The mode of the device is controlled through DVDD AVDD C bus cannot be Off Off MMA7660FC is powered down in both supplies. I unavailable on bus ...
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... Table 6. Feature Summary Table Orientation Change Shake Tap or Tilt Auto-Wake/Sleep Data Update NOTE: Sensor Measurements are NOT taken in Standby Mode or in Test Mode. Sensors Freescale Semiconductor Feature Will Generate Interrupt When FBINT, PLINT = 1 When SHINTX, SHINTY, SHINTZ = 1 When PDINT = 1 When ASINT = 1 When GINT = 1 ...
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... X < 0 Down |Z| < 0.8g and |X| > |Y| and X > 0 Right Left Back Front Figure 6. Orientation Detection Logic in 3-Dimensional Space Sensors Freescale Semiconductor Yg or |Y| > +1.3g |Z| < 0.8g and |Y| > |X| and Y < 0 |Z| < 0.8g and |Y| > |X| and Y > 0 Front Front Up ...
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... If the ASW bit is set, the device is powered on in, in wake state. Table 8. Auto-Wake/Sleep Truth Table Orientation Detection Change Shake Delta G (set with PD (0x0A) and PDET (0x09)) Pulse Detect (120 samples/second) Sleep Counter Elapsed Sensors Freescale Semiconductor Trigger Wake-up Reset Sleep Counter Yes Yes Yes Yes Yes Yes ...
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... Signed byte 6-bit 2’s complement data with allowable range of +31 to -32. ZOUT[ the g direction is positive the g direction is negative. If the Alert bit is set, the register was read at the same time as the device was attempting to update the contents. The register must be read again. Sensors Freescale Semiconductor Bit 7 Bit 6 Bit 5 - ...
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... Sets the 8-bit maximum count value for the 8-bit internal sleep counter in Auto-Sleep. When the 8-bit internal sleep counter reaches the value set by SC[7:0], MMA7660FC will exit Auto-Sleep and switch to the samples per second specified in AWSR[1:0] of the SR (0x08) register. Sensors Freescale Semiconductor ...
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... This interrupt does not affect the Auto-Sleep or Auto- Wake functions. The active interrupt condition (IRQ = 0 if IAH = 0, IRQ = 1 if IAH = 1) is released during the acknowledge bit of the slave address 2 transmission of the first subsequent MMA7660FC after the interrupt was asserted. Sensors Freescale Semiconductor GINT ASINT 0 ...
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... If ASE = 1, then Auto-Sleep functionality is now enabled (Table 11). The active interrupt condition (IRQ = 0 if IAH = 0, IRQ = 1 if IAH = 1) is released during the acknowledge bit of the slave address 2 transmission of the first subsequent the device after the interrupt was asserted. Sensors Freescale Semiconductor ASE AWE 0 0 ...
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... SPS 0.03125 s 64 SPS 0.0156 s 120 SPS 0.00836 s $08: Auto-Wake and Active Mode Portrait/Landscape Samples per Seconds Register (Read/Write) SR — Sample Rate Register FILT[2] FILT[1] FILT[ Sensors Freescale Semiconductor Auto-Wake (Sleep Mode) Auto-Sleep (Run Mode Maximum Range (2 ) Minimum Range (2 256 128 ...
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... For portrait/landscape detection: The device takes and averages 32 g-cell measurements every 1000 ms in Active Mode and Auto-Sleep. The update rate is 1 sample per second. These measurements update the XOUT (0x00), YOUT (0x01), and ZOUT (0x02) registers also. Sensors Freescale Semiconductor DESCRIPTION MMA7660FC 19 ...
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... AMSR[2:0] or AWSR[1:0] have to match before the device updates portrait/ landscape data in TILT (0x03) register. 111 8 measurement samples at the rate set by AMSR[2:0] or AWSR[1:0] have to match before the device updates portrait/ landscape data in TILT (0x03) register. Sensors Freescale Semiconductor DESCRIPTION DESCRIPTION MMA7660FC 20 ...
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... Tap detection debounce filtering requires 256 adjacent tap detection tests to be the same to trigger a tap event and set the Tap bit in the TILT (0x03) register, and optionally set an interrupt if PDINT is set in the INTSU (0x06) register. Tap detection response time is nominally 66.56 ms. Sensors Freescale Semiconductor D4 D3 PDTH[4] ...
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... Bit Transfer One data bit is transferred during each clock tap. See SDA SCL S START CONDITION Sensors Freescale Semiconductor t SU STA t HD DAT t F REPEAT ED ST ART CONDIT ION Figure 7. 2-Wire Serial Interface Timing Details (Figure 7) sent by a master, followed by MMA7660FC's 7-bit slave address ...
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... Any bytes received after the register address are data bytes. The first data byte goes into the internal register of the device selected by the register address. See Figure Master ST Device Address [6:0] Slave Sensors Freescale Semiconductor Figure 10, which the recipient uses to handshake a receipt of each byte of CLOCK PULSE FOR CLOCK TAP FOR ACKNOWLEDGEMENT 1 2 Figure 10 ...
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... W AK Slave Master ST Device Address [6:0] W Slave AK AK Master Slave Data [7:0] Data [7:0] Sensors Freescale Semiconductor Register Address [6: Figure 13. Multiple Bytes Write Register Address [6:0] SR Device Address [6:0] AK Figure 14. Single Byte Read Register Address [6:0] SR Device Address [6: NAK SP Data [7:0] Figure 15 ...
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... These terminations are compatible with tin-lead (Sn-Pb) as well as tin-silver- copper (Sn-Ag-Cu) solder paste soldering processes. Reflow profiles applicable to those processes can be used successfully for soldering the devices. Sensors Freescale Semiconductor show the package outline drawing for the package. Figure 16 Figure 16 ...
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... Figure 16. Package Footprint, PCB Land Pattern, and Stencil Design Sensors Freescale Semiconductor Figure 17. PCB Land Pattern Detail MMA7660FC 26 ...
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... Top View XOUT @ -1g YOUT @ 0g ZOUT @ 0g XOUT @ 0g YOUT @ +1g ZOUT @ 0g XOUT @ +1g YOUT @ 0g ZOUT @ 0g Figure 18. Product Orientation on Perpendicular Axis - Figure 19. Product Orientations Showing Direction for Each Axis in Composite Sensors Freescale Semiconductor Direction of Earth’s Gravity XOUT @ 0g YOUT @ -1g ZOUT @ XOUT @ 0g YOUT @ 0g ZOUT @ +1g Side View XOUT @ 0g ...
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... Sensors Freescale Semiconductor g value Angle Angle Z 0.000g 0.00° 0.047g 2.69° 0.094g 5.38° 0.141g 8.08° 0.188g 10.81° 0.234g 13.55° 0.281g 16.33° 0.328g 19.16° ...
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... Sensors Freescale Semiconductor , continued -0.703g -44.68° -45.32° -0.750g -48.59° -41.41° -0.797g -52.83° -37.17° -0.844g -57.54° -32.46° -0.891g -62.95° -27.05° -0.938g -69.64° ...
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... Pulse Width of Spike Suppressed (2) Capacitive Load for Each Bus Line 1. Parameters tested 100% at final test at room temperature; limits at -40°C and +85°C, verified by characterization, not test in production. 2. Limits verified by characterization, not tested in production. Sensors Freescale Semiconductor Characteristics unless otherwise noted. Typical current values are at ...
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... Sensors Freescale Semiconductor PACKAGE DIMENSIONS MMA7660FC 31 ...
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... Sensors Freescale Semiconductor PACKAGE DIMENSIONS MMA7660FC 32 ...
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... Sensors Freescale Semiconductor PACKAGE DIMENSIONS MMA7660FC 33 ...
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... Freescale Semiconductor product could create a situation where personal injury or death may occur. Should Buyer ...