Freescale Semiconductor FRDM-FXS-MULTI 数据表
Xtrinsic 3-Axis Digital Angular Rate
Gyroscope
Gyroscope
FXAS21000 is a small, low-power, 3-axis yaw, pitch, and roll
angular rate gyroscope. The full-scale range is adjustable from
±200°/s to ±1600°/s, with Output Data Rates (ODR) from 1.5625
to 200 Hz. It features both I
angular rate gyroscope. The full-scale range is adjustable from
±200°/s to ±1600°/s, with Output Data Rates (ODR) from 1.5625
to 200 Hz. It features both I
2
C and SPI interfaces. The device
may be configured to generate an interrupt when a user-
programmable angular rate threshold is crossed on any one of
the enabled axes.
programmable angular rate threshold is crossed on any one of
the enabled axes.
FXAS21000 is available in a plastic QFN package; the device is
guaranteed to operate over the extended temperature range of
–40 °C to +85 °C.
guaranteed to operate over the extended temperature range of
–40 °C to +85 °C.
Features
• Supply voltage (V
DD
) from 1.95 V to 3.6 V
• Interface supply voltage (V
DDIO
) from 1.62 V to 3.6 V
• I
2
C interfaces
• Normal mode (100 kHz)
• Fast mode (400 kHz)
• Fast mode (400 kHz)
• SPI interface
• Up to 2 MHz (3- and 4-wire modes)
• FIFO buffer is 192 bytes (32 X/Y/Z samples) with stop and
circular operating modes
• Output Data Rates (ODR) from 1.5625 to 200 Hz;
integrated antialiasing filter ensures that output signal
bandwidth is limited to ODR/2
bandwidth is limited to ODR/2
• Angular rate sensitivity of 0.2°/s in ±1600°/s FSR mode
• Low power standby mode
• Rate threshold interrupt
• Integrated self-test function
• No external charge-pump capacitor required
• Low power standby mode
• Rate threshold interrupt
• Integrated self-test function
• No external charge-pump capacitor required
Typical Applications
• Game controller
• Gyro stabilized electronic compass
• Orientation determination
• Gesture-based user interfaces and Human Machine Interface (HMI)
• Indoor navigation
• Mobile phones
• Hobby and toy grade RC vehicles and UAVs
• Virtual and augmented reality devices (including glasses)
• Gyro stabilized electronic compass
• Orientation determination
• Gesture-based user interfaces and Human Machine Interface (HMI)
• Indoor navigation
• Mobile phones
• Hobby and toy grade RC vehicles and UAVs
• Virtual and augmented reality devices (including glasses)
FXAS21000
24 QFN
4 mm x 4 mm x 1 mm
Case 2209-01
Top View
1
2
3
4
5
6
7
8
9
10
11
12
14
20
21
24
13
15
16
17
18
19
22
23
FXAS21000
24 pin QFN
4 mm x 4 mm x 1 mm
SA0 / MISO
V
DD
V
REGD
SPI_CS_B
V
DDIO
Reserved
Reserved
GND
RST_B
INT1
INT2
R
eser
ved
R
eser
ved
SCL / SCLK
SD
A / MOSI
R
eser
ved
R
eser
ved
R
eser
ved
R
eser
ved
R
eser
ved
R
eser
ved
GND
GND
GND
/ SPI_DIO
Pin Connections
Freescale Semiconductor, Inc.
FXAS21000
Data Sheet: Advance Information
Rev 1.2, 7/2014
This document contains information on a new product. Specifications and information herein
are subject to change without notice. © 2014 Freescale Semiconductor, Inc. All rights reserved.
are subject to change without notice. © 2014 Freescale Semiconductor, Inc. All rights reserved.