AD7291 Analog Devices, AD7291 Datasheet - Page 10

• Manufacturer Part Number: AD7291
• Description: 8-Channel, I2C, 12-Bit SAR ADC with Temperature Sensor
• Manufacturer: Analog Devices

Specifications of AD7291

• Resolution (bits): 12bit
• # Chan: 8
• Sample Rate: 22.2kSPS
• Interface: I²C/Ser 2-Wire,Ser
• Analog Input Type: SE-Uni
• Ain Range: Uni (Vref)
• Adc Architecture: SAR
• Pkg Type: CSP

AD7291
9.0
8.9
8.8
8.7
8.6
8.5
8.4
8.3
8.2
8.1
8.0
0
Figure 16. Power vs. Throughput in Normal Mode
V
V
DRIVE
DD
= 3V
60
= 3V
120
SCL FREQUENCY (kHz)
180
240
300
360
420
Rev. B | Page 10 of 28
Figure 17. Full Shutdown Current vs. Supply Voltage for Various
2.5
2.0
1.5
1.0
0.5
0
2.7
V
DRIVE
2.8
= 3V
2.9
3.0
Temperatures
3.1
V
DD
3.2
3.3
3.4
Data Sheet
–40°C
+25°C
+85°C
+125°C
3.5
3.6