High Resolution Angular Rate MEMS Sensor Chip for Precision Control MGZ318HC-A1
Product Overview
Our MEMS gyroscope chip provides accurate and stable motion sensing for next-generation navigation and control systems. With low noise and high reliability, it supports applications in UAVs, robotics, and autonomous vehicles. OEM customization ensures compatibility with your specific system requirements.
PCB Design Guidelines
- Decoupling capacitors for pins VCP, VREF, VBUF, and VREG should be placed as close to the pins as possible
- Minimize equivalent resistance of traces
- Connect other ends of decoupling capacitors for VREF, VBUF, and VREG to nearest AVSS_LN and then to signal ground via magnetic bead
- Place decoupling capacitors for VCC and VIO close to corresponding pins
- VCC normal operation current: approximately 35 mA - requires wide PCB traces for voltage stability
- Avoid routing under package for smooth assembly
- Locate components to avoid stress concentration areas
- Avoid areas with large heat dissipation elements, external mechanical contact, extrusion, pulling, and positioning screw warping zones
Technical Specifications
| Performance |
Unit |
MGZ318HC-A1 |
| Range |
deg/s |
400 |
| Band Width @3DB (customized) |
Hz |
200 |
| Output accuracy (digital SPI) |
bits |
24 |
| Output rate (ODR) (customized) |
Hz |
12K |
| Delay (customized) |
ms |
<1.5 |
| Bias stability |
deg/hr(1σ) |
<0.1 |
| Bias stability (1σ 10s) |
deg/hr(1σ) |
<1 |
| Bias error over temperature (1σ) |
deg/hr(1σ) |
<10 |
| Scale factor at 25°C |
lsb/deg/s |
16000 |
| Scale factor repeatability (1σ) |
ppm(1σ) |
<20ppm |
| Scale factor vs temperature (1σ) |
ppm(1σ) |
<150ppm |
| Scale factor non-linearity (1σ) |
ppm |
<150ppm |
| Angular random walk (ARW) |
°/√h |
<0.05 |
| Noise (Peak to Peak) |
deg/s |
<0.35 |
| G Value sensitivity |
°/hr/g |
<1 |
| Power-on time (valid data) |
s |
750m |
| Sensor Resonant Frequency |
hz |
10.5k-13.5K |
Environmental Specifications
| Impact (power on) |
500g, 1ms |
| Impact resistance (power off) |
10000g, 10ms |
| Vibration (power on) |
18g rms (20Hz to 2kHz) |
| Working temperature |
-40°C to +85°C |
| Store temperature |
-55°C to +125°C |
| Supply voltage |
5±0.25V |
| Current consumption |
45mA |
Installation Instructions