HX710(A/B)
24 /(A/D)(HX710A) (DVDD-AVDD) 24 /(A/D)(HX710B)
HX710 , 24 A/D 。, 、 、 。, 。 128, VREF 5V , ±20mV。 ...
HX710(A/B)
24 /(A/D)(HX710A) (DVDD-AVDD) 24 /(A/D)(HX710B)
HX710 , 24 A/D 。, 、 、 。, 。 128, VREF 5V , ±20mV。 。HX710A ,。HX710B (DVDD-AVDD) 。 , 。MCU 2 I/O ADC ,。 。
(HX710A) (DVDD-AVDD)(HX710B) , 128 : , 10Hz 40Hz 50Hz 60Hz : : 1.2mA, :< 1µA :2.6 ~ 5.5V :-40 ~ +85℃ 8 SOP-8 DIP-8
LED 10 1u 1u 0.1u
LCD
VDD 0.1u
200 0.1u 200
VREF AGND INN INP
AVDD DVDD DOUT PD_SCK
I/O I/O MCU
HX710
HX710
Information contained in this document is for design reference only and not a guarantee. Avia Semiconductor reserves the right to modify it without notice.
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HX710(A/B)
A/D
VREF INN INP
1 2 3 4
8 7 6 5
AVDD DVDD DOUT
AGND
PD_SCK
SOP-8 DIP-8
1 2 3 4 5 6 7 8
VREF AGND INN INP PD_SCK DOUT DVDD AVDD
A/D (1.8V~AVDD) () (2.6 ~ 5.5V) (2.6 ~ 5.5V),AVDD DVDD
AVIA SEMICONDUCTOR
2
HX710(A/B)
(FSR) VREF 1. =Avdd=5V,Rate=10Hz
V(inp)-V(inn)
±0.5(VREF/128)
V
AGND+0.9 8 17 16 10/40 800000 400/100 ±0.001 0.01 50 ±15 ±7 -40 +85 0.5 20.4 100 100 2.7 1200 0.5
AVDD-1.3 V AVDD V Bits Bits Hz 7FFFFF HEX ms %of FS mV nV(rms) nV/℃ ppm/℃ ℃ ℃ LSB/℃ dB dB 5.5 V µA
(Noise- Vref Free Bits) (1)
(2)
Vref=Avdd=5V,Rate=40Hz
(INL) , (Input Offset) (Noise Free Resolution) (Temperature (offset drift) Drift) (gain drift) ( (-40~+85℃) :15 ) (15 ) At DC, ∆VIN=10mV (PSSR)...