海芯科技HX710AB中文说明书.pdf

HX710A B Information contained in this document is for design reference only and not a guarantee Avia Semiconductor reserves the right to modify it without notice TEL 592 252 9530 P R China AVIA SEMICONDUCTOR EMAIL market LEDLCD AVDD DVDD DOUT PD SCK VREF AGND INN INP 0 1u 0 1u 0 1u 200 200 MCU HX710 I O I O VDD HX710 1u1u 10 HX710A B AVIA SEMICONDUCTOR 2 SOP 8 DIP 8 VREF AGND INNDOUT PD SCK 1 2 3 4 8 7 6 5 A D INP AVDD DVDD HX710A B AVIA SEMICONDUCTOR 3 FSRV inp V inn 0 5 VREF 128 V AGND 0 9AVDD 1 3 V VREF 1 8 AVDD V Noise Vref Avdd 5VRate 10Hz17 Bits Free Bits 1 Vref Avdd 5VRate 40Hz16 Bits 10 40 Hz 800000 7FFFFF HEX 2 400 100 ms INL0 001 of FS Input Offset 0 01 mV Noise Free Resolution 50 nV rms Temperature offset drift 15 nV Drift gain drift 7 ppm 40 85 40 850 5 15 1520 4 LSB 100 dB PSSR 100 dB AVDDDVDD 2 7 5 5 V 1200 A 0 5 Noise Free Bits ln FSR Peak to Peak Noise ln 2 HX710A B AVIA SEMICONDUCTOR 4 HX710A 20 4 DVDD AVDD HX710B HX710A B AVIA SEMICONDUCTOR 5 DOUT PD SCK12 MSBLSB 2425 10Hz 34 PD SCK1224253426 PD SCK122425342627 T1 T2T3 T4 40Hz 60s PD SCK HX710A B AVIA SEMICONDUCTOR 6 HX710A B AVIA SEMICONDUCTOR 7 C sbit ADDO P1 5 sbit ADSK P0 0 unsigned long ReadCount void unsigned long Count unsigned char i ADDO 1 51MCU ADSK 0 Count 0 while ADDO for i 0 i 24 i ADSK 1 Count Count 1 ADSK 0 if ADDO Count ADSK 1 Count Count 0 x800000 ADSK 0 return Count HX710A B AVIA SEMICONDUCTOR 8 SOP 8L 5 00 4 80 6 20 5 85 1 27 0 51 0 38 1 65 1 25 6 00 4 90 4 00 3 80 3 90 9 30 9 10 8 25 7 62 2 54 0 55 0 38 3 50 3 10 DIP 8 7 87 9 20 6 45 6 25 6 35 。