HY311x

HY311
Applications
  • High precision scales
  • Pressure sensors
  • Industrial Process Control
  • Medical Electronics
  • Digital Sensors
Product Features
  • Operation voltage: 2.4V to 3.6V
  • Temperature range: -40℃ to +85℃
  • Built-in VDDA regulator, 2.4V, 2.7V, 3.0V and 3.3V voltage selection
  • External/internal clock source
  • IIC interface
  • MSOP10/SSOP16 package
  • Built-in Rail-to-rail OPAMP
  • Operation current:
    • Full speed: 1050μA (OPAMP excluded)
    • Sleep current: 1μA
  • 24-bit fully differential ΣΔ analog-to-digital converter (ADC)
    • Built-in PGA, x1, x2, x4…x128 gain amplification
    • Lowest RMS noise level: 100nVrms
    • Output rate up to 7680SPS
    • 50/60Hz signal rejection
    • Symmetric analog input network
    • Up to 4 analog channels
    • Built-in 4 bits DC bias voltage
    • Built-in high impedance input buffer at reference end
HY311 Series
Model No. VDD Internal
Clock
System
Clock
ADC
ENOB
ADC
Gain
PGA
Gain
Sample
Rate
RMS Noise OPAMP

(type x ch.)

External
Crystal
Serial
Interface
Package
HY3116 2.4V~
3.6V
327KHZ
1MHZ
327KHZ~
1MHZ
21-bit x2 1~4 8~32 10sps~
7680sps
100nV (10sps) IIC MSOP 10
HY3118 2.4V~
3.6V
327KHZ
1MHZ
327KHZ~
4.9152MHZ
21-bit x4 1~4 8~32 10sps~
7680sps
100nV (10sps) R2Rx1 4.9152MHZ IIC SSOP 16

Applications:
ADC:24-bit Sigma Delta ADC。
ADC Gain:Gain magnification of ADC.
PGA Gain:Gain magnification of PGA(programmable gain amplifier).
RMS Noise:ADC input RMS Noise voltage (test condictions: Gain= 128, Output Rate= 10sps).
OPAMP:R2R (Rail-to-Rail Amplifier).
External Crystal:Support 4.9152MHz High Speed crystal oscillator

Tools & Software & Document Download Page
Document Description Software Revision Information Hardware User Manual Training Videos
HY3118-AK01 HY311ΣΔADC Performance Test Tool Version 1.3 Version 01