AD7291 Analog Devices, AD7291 Datasheet - Page 6

• 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
ABSOLUTE MAXIMUM RATINGS
Table 4.
Parameter
V
V
Analog Input Voltage to GND1
Digital Input Voltage to GND1
Digital Output Voltage to GND1
V
GND to GND1
Input Current to Any Pin Except Supplies
Operating Temperature Range
Storage Temperature Range
Junction Temperature
Pb-free Temperature, Soldering
ESD
1
Transient currents of up to 100 mA do not cause latch-up.
DD
DRIVE
REF
Reflow
to GND1,
to GND1
to GND1,
GND
GND
1
Rating
−0.3 V to +5 V
−
−0.3 V to V
−
−0.3 V to +3 V
−0.3 V to +0.3 V
±10 mA
−40°C to +125°C
2 kV
−
−65°C to +150°C
150°C
260(+0)°C
0.3 V to +5 V
0.3 V to +3 V
0.3 V to V
DRIVE
DRIVE
+ 0.3 V
+ 0.3 V
Rev. B | Page 6 of 28
Stresses above those listed under Absolute Maximum Ratings
may cause permanent damage to the device. This is a stress
rating only; functional operation of the device at these or any
other conditions above those indicated in the operational
section of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods may affect
device reliability.
THERMAL RESISTANCE
Table 5. Thermal Resistance
Package Type
20-Lead LFCSP
ESD CAUTION
θ
52
JA
θ
6.5
JC
Data Sheet
Unit
°C/W