[IC]mcp3424 datasheet [复制链接]

mcp3424 18-Bit, Multi-Channel ΔΣ Analog-to-Digital Converter withI2C™ Interface and On-Board Reference swA+f  
+iRq8aS_  
A(?\>X 9g  
Features Cm$.<CV  
• 18-bit ΔΣ ADC with Differential Inputs: 4&
8Gr0C  
- 2 channels: MCP3422 and MCP3423 ]
k9)G*  
- 4 channels: MCP3424 u` oq(?|  
• Differential Input Full Scale Range: -VREF to "UEv&mQ  
+V ;Yi4Xva@  
REF 91Uj}n%  
• Self Calibration of Internal Offset and Gain per da1]mb=4 5  
Each Conversion  K;LZ-  
• On-Board Voltage Reference (VREF): 2H.654  
- Accuracy: 2.048V ± 0.05% v9Xp97J2  
- Drift: 15 ppm/°C '9c2Q/  
• On-Board Programmable Gain Amplifier (PGA): >iS`pb  
- Gains of 1, 2, 4 or 8 +C1QY'
>I  
• INL: 10 ppm of Full Scale Range )tC
X y4  
• Programmable Data Rate Options: WL`9~S  
- 3.75 SPS (18 bits) C3G)'
\yL  
- 15 SPS (16 bits) sp@E8G%xO  
- 60 SPS (14 bits) gM [w1^lj  
- 240 SPS (12 bits) gN)c  
• One-Shot or Continuous Conversion Options hFiIW77s2  
• Low Current Consumption: n}s~+USZX  
- 135 µA typical K}6d
g<  
(VDD= 3V, Continuous Conversion) ##Z_QB(;  
- 36 µA typical 5,)Qw  
(VDD= 3V, One-Shot Conversion with 1 SPS) ^F:k3,_[  
• On-Board Oscillator FgLrb#  
• I2C™ Interface: ?$e9<lsQq)  
- Standard, Fast and High Speed Modes p{PE@KO:  
- User configurable two external address pins + >cBVx6  
for MCP3423 and MCP3424 C7H/N<VAq  
• Single Supply Operation: 2.7V to 5.5V <C9 XX~  
• Extended Temperature Range: -40°C to +125°C >vuY+o;B  
_|"Y]:j_  
S(\9T1DVe  
lN9=TxH1(;  
~G27;Npy  
"B_K XL  
;<0LXYL;  
Q
dLYCR4f  
V138d?Mm