MMA1260D Freescale Semiconductor, MMA1260D Datasheet

no-image

MMA1260D

Manufacturer Part Number
MMA1260D
Description
SENSOR ACCEL Z-AX +/-1.5G 16SOIC
Manufacturer
Freescale Semiconductor
Series
MMAr
Datasheet

Specifications of MMA1260D

Axis
Z
Acceleration Range
±1.5g
Sensitivity
1200 mV/g
Voltage - Supply
4.75 V ~ 5.25 V
Output Type
Analog
Bandwidth
50Hz
Mounting Type
Surface Mount
Package / Case
16-SOIC (0.300", 7.50mm Width)
For Use With
RD1986MMA2260D - KIT SENSOR ACCEL MMA2260D TRIAX
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Interface
-
Other names
Q1376594
Freescale Semiconductor
Technical Data
Low G
Micromachined Accelerometer
features signal conditioning, a 2--pole low pass filter and temperature
compensation. Zero--g offset full scale span and filter cut--off are factory set and
require no external devices. A full system self--test capability verifies system
functionality.
Features
• Integral Signal Conditioning
• Linear Output
• 2nd Order Bessel Filter
• Calibrated Self--test
• EPROM Parity Check Status
• Transducer Hermetically Sealed at Wafer Level for Superior Reliability
• Robust Design, High Shock Survivability
Typical Applications
• Vibration Monitoring and Recording
• Appliance Control
• Mechanical Bearing Monitoring
• Computer Hard Drive Protection
• Computer Mouse and Joysticks
• Virtual Reality Input Devices
• Sports Diagnostic Devices and Systems
REV 1
ORDERING INFORMATION
© Freescale Semiconductor, Inc., 2004. All rights reserved.
Sensor Device Data
Freescale Semiconductor
MMA1260D
The MMA series of silicon capacitive, micromachined accelerometers
Device
ST
Temperature Range
--40 to +105°C
SELF--TEST
SENSOR
G--CELL
SIMPLIFIED ACCELEROMETER FUNCTIONAL BLOCK DIAGRAM
Figure 1. Simplified Accelerometer Functional Block Diagram
INTEGRATOR
EPROM TRIM CIRCUITS
CONTROL LOGIC &
Case No.
Case 475--01
STATUS
GAIN
Package
SOIC--16
OSCILLATOR
FILTER
TEMP COMP
STATUS
& GAIN
MMA1260D: Z AXIS SENSITIVITY
CLOCK GEN.
V
V
V
V
V
V
OUT
ST
SS
SS
SS
DD
SS
MMA1260D
ACCELEROMETER
MICROMACHINED
Pin Assignment
1
16 LEAD SOIC
1
2
3
4
5
6
7
8
CASE 475--01
±1.5g
8
V
V
V
16
DD
OUT
SS
Rev. 1, 10/2004
9
16
15
14
13
12
11
10
MMA1260D
9
MMA1260D
N/C
N/C
N/C
N/C
N/C
N/C
N/C
N/C
1

MMA1260D Summary of contents

Page 1

... Freescale Semiconductor, Inc., 2004. All rights reserved. Sensor Device Data Freescale Semiconductor Case No. Package Case 475--01 SOIC--16 INTEGRATOR GAIN FILTER CONTROL LOGIC & OSCILLATOR EPROM TRIM CIRCUITS STATUS MMA1260D Rev. 1, 10/2004 MMA1260D MMA1260D: Z AXIS SENSITIVITY MICROMACHINED ACCELEROMETER ±1. LEAD SOIC CASE 475--01 Pin Assignment 16 N ...

Page 2

... Dropped onto concrete surface from any axis. ELECTRO STATIC DISCHARGE (ESD) WARNING: This device is sensitive to electrostatic discharge. Although the Freescale Semiconductor accelerometers contain internal 2kV ESD protection circuitry, extra precau- tion must be taken by the user to protect the chip from ESD. MMA1260D 2 Symbol Value g 1500 pd ...

Page 3

... V — 0 0.7 V — −50 −125 −300 — — — 0.4 — — −0.8 DD — — 2.0 V +0.25 — V −0. — — 100 — 50 — — — 5.0 /2. DD MMA1260D Unit V mA ° mV/g mV FSO mVrms µg/√ µ Ω % FSO 3 ...

Page 4

... Acceleration Figure 2. Transducer Figure 3. Equivalent Physical Model Circuit Model MMA1260D 4 SPECIAL FEATURES Filtering The Freescale Semiconductor accelerometers contain an onboard 2--pole switched capacitor filter. A Bessel imple- mentation is used because it provides a maximally flat delay response (linear phase) thus preserving pulse shape integri- ty ...

Page 5

... A/D sampling rate and any external power supply switching frequency should be selected such that they do not inter- fere with the internal accelerometer sampling frequency. This will prevent aliasing errors A kΩ 0.1 µ 0.1 µ 0.1 µF POWER SUPPLY Accelerometer to Microcontroller to decouple the power DD MMA1260D C 0.1 µF 5 ...

Page 6

... DYNAMIC ACCELERATION + 2.50V OUT * When positioned as shown, the Earth’s gravity will result in a positive 1g output MMA1260D 6 ACCELERATION SENSING DIRECTIONS OUT STATUS N/C pins are recommended to be left FLOATING STATIC ACCELERATION + 3.7V OUT - - 1.3V OUT N 16--Pin SOIC Package Direction of Earth’ ...

Page 7

... DIMENSION ”D” DOES NOT INCLUDE DAMBAR PROTRUSION. PROTRUSIONS SHALL NOT CAUSE THE LEAD WIDTH TO EXCEED 0.75 MILLIMETERS DIM MIN MAX A 10.15 10.45 B 7.40 7.60 C 3.30 3.55 D 0.35 0.49 F 0.76 1.14 G 1.27 BSC 0.25 0.32 J 0.10 0. 10.16 10.67 R 0.25 0.75 MMA1260D 7 ...

Page 8

... Fax: 303--675--2150 LDCForFreescaleSemiconductor@hibbertgroup.com MMA1260D Rev. 1 10/2004 MMA1260D 8 Information in this document is provided solely to enable system and software implementers to use Freescale Semiconductor products. There are no express or implied copyright licenses granted hereunder to design or fabricate any integrated circuits or integrated circuits based on the information in this document. ...

Related keywords