AD7291 Analog Devices, AD7291 Datasheet - Page 27

• 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

Data Sheet
OUTLINE DIMENSIONS
ORDERING GUIDE
Model
AD7291BCPZ
AD7291BCPZ-RL7
EVAL-AD7291SDZ
1
Z = RoHS Compliant Part.
1
Temperature Range
−40°C to +125°C
−40°C to +125°C
INDICATOR
SEATING
PLANE
0.80
0.75
0.70
PIN 1
Figure 29. 20-Lead Lead Frame Chip Scale Package [LFCSP_WQ]
TOP VIEW
4.10
4.00 SQ
3.90
COMPLIANT TO JEDEC STANDARDS MO-220-WGGD.
4 mm × 4 mm Body, Very Very Thin Quad
Dimensions shown in millimeters
Package Description
20-Lead Lead Frame Chip Scale Package [LFCSP_WQ]
20-Lead Lead Frame Chip Scale Package [LFCSP_WQ]
Evaluation Board
Rev. B | Page 27 of 28
0.20 REF
0.50
0.40
0.30
BSC
(CP-20-8)
0.50
0.05 MAX
0.02 NOM
COPLANARITY
0.08
11
15
16
10
0.30
0.25
0.18
BOTTOM VIEW
EXPOSED
PAD
FOR PROPER CONNECTION OF
THE EXPOSED PAD, REFER TO
THE PIN CONFIGURATION AND
FUNCTION DESCRIPTIONS
SECTION OF THIS DATA SHEET.
20
6
5
1
0.25 MIN
2.75
2.60 SQ
2.35
Package Option
CP-20-8
CP-20-8
AD7291