AD7194 Analog Devices, AD7194 Datasheet - Page 9

• Manufacturer Part Number: AD7194
• Description: 8-Channel, 4.8 kHz, Ultralow Noise, 24-Bit Sigma-Delta ADC with PGA
• Manufacturer: Analog Devices

Specifications of AD7194

• Resolution (bits): 24bit
• # Chan: 8
• Sample Rate: n/a
• Interface: Ser,SPI
• Analog Input Type: Diff-Uni
• Ain Range: (2Vref/PGA Gain) p-p
• Adc Architecture: Sigma-Delta
• Pkg Type: CSP

ABSOLUTE MAXIMUM RATINGS
T
Table 3.
Parameter
AV
DV
AGND to DGND
Analog Input Voltage to AGND
Reference Input Voltage to AGND
Digital Input Voltage to DGND
Digital Output Voltage to DGND
AINx/Digital Input Current
Operating Temperature Range
Storage Temperature Range
Maximum Junction Temperature
Lead Temperature, Soldering Reflow
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.
A
DD
DD
= 25°C, unless otherwise noted.
to AGND
to AGND
Rating
−0.3 V to +6.5 V
−0.3 V to +6.5 V
−0.3 V to +0.3 V
−0.3 V to AV
−0.3 V to AV
−0.3 V to
−0.3 V to
10 mA
−40°C to +105°C
−65°C to +150°C
150°C
260°C
DV
DV
DD
DD
DD
DD
+ 0.3 V
+ 0.3 V
+ 0.3 V
+ 0.3 V
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THERMAL RESISTANCE
θ
soldered in a circuit board for surface-mount packages.
Table 4. Thermal Resistance
Package Type
32-Lead LFCSP
ESD CAUTION
JA
is specified for the worst-case conditions, that is, a device
θ
32.5
JA
θ
32.71
JC
AD7194
Unit
°C/W