metawells
Product Description
15-Channel ADC Featuring I2C Interface
Product Features
Operation Voltage : 2.8 V to 5.5 V
Low operating current: 100 μA (typical)
15-Ch Analog Voltage Input: VI1, VI2, VI3, VI4, VI5, VI6, VI7, VI8, VI9, VI10, VI11, VI12, VI13, VI14, VI15.
Pin 4 selects the ADC accuracy and full-scale input range configuration.
High-accuracy nonlinearity :±1.5LSB when Pin 4 is tied to GND ; ±3LSB when Pin 4 is connected to GND through a resistor ≥10 kΩ
ADC full-scale input range : 1.0 V to 3.56 V when Pin 4 is tied to GND ; 0 V to 2.56 V when Pin 4 is connected to GND through a resistor ≥10 kΩ
High Accuracy A/D Resolution: 10mV/LSB
Built-in Alert Flag Functions
Built-in I2C Address Programming Functions
Temperature Range: -40°C to 125°C
Product Introduction
Product Specifications
Recommended Operating Conditions
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Parameter
Specification
Supply Voltage
2.8V~5.5V
SCL, SDA, ADDR/ALT
0~VCC
Operating junction temperature
-40°C~125°C
Key Electrical Characteristics
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Parameter
Condition
Specification
Supply Voltage
2.8V~5.5V
VCC Supply Current
80uA (Typ.)
A/D Resolution
10mV/LSB (Typ.)
Address Setting
8 sets
Alert Pull Low Pulse Time
50uS (Typ.)
Alert Pull Low cycle Time
2S (Typ.)
I2C Clock Rate Range
400KHz (Typ.)
Monitor time
is selected when Pin 4 is tied to GND
0.6mS (Typ.)
Monitor time
is selected when Pin 4 is connected to GND through a 10 kΩ resistor
1.2mS (Typ.)
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