AD7997 Analog Devices, AD7997 Datasheet - Page 31

• Manufacturer Part Number: AD7997
• Description: 8-Channel, 10-Bit ADC with I2C Compatible Interface in 20-Lead TSSOP
• Manufacturer: Analog Devices

Specifications of AD7997

• Resolution (bits): 10bit
• # Chan: 8
• Sample Rate: 79kSPS
• Interface: I²C/Ser 2-Wire,Ser
• Analog Input Type: SE-Uni
• Ain Range: Uni (Vref)
• Adc Architecture: SAR
• Pkg Type: SOP

OUTLINE DIMENSIONS
ORDERING GUIDE
Model
AD7997BRU-0
AD7997BRU-0REEL
AD7997BRUZ-0
AD7997BRUZ-0REEL
AD7997BRU-1
AD7997BRU-1REEL
AD7997BRUZ-1
AD7997BRUZ-1REEL
AD7998BRU-0
AD7998BRU-0REEL
AD7998BRUZ-0
AD7998BRUZ-0REEL
AD7998BRU-1
AD7998BRU-1REEL
AD7998BRUZ-1
AD7998BRUZ-1REEL
EVAL-AD7997CB
EVAL-AD7998CB
1
2
3
RELATED PARTS IN I
Part Number
AD7994
AD7993
AD7992
The AD7997-0/AD7998-0 support standard and fast I
Linearity error here refers to integral nonlinearity.
Z = Pb-free part.
1
3
3
3
3
3
3
3
3
2
C-COMPATIBLE ADC PRODUCT FAMILY
Temperature Range
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
Resolution
12
10
12
COPLANARITY
0.15
0.05
PIN 1
Figure 35. 20-Lead Thin Shrink Small Outline Package [TSSOP]
0.10
2
C interface modes. The AD7997-1/AD7998-1 support standard, fast, and high speed I
20
1
BSC
0.65
0.30
0.19
COMPLIANT TO JEDEC STANDARDS MO-153AC
6.60
6.50
6.40
Dimensions shown in millimeters
Linearity Error
±0.5 LSB
±0.5 LSB
±0.5 LSB
±0.5 LSB
±0.5 LSB
±0.5 LSB
±0.5 LSB
±0.5 LSB
±1 LSB
±1 LSB
±1 LSB
±1 LSB
±1 LSB
±1 LSB
±1 LSB
±1 LSB
1.20 MAX
Rev. 0 | Page 31 of 32
11
10
SEATING
PLANE
(RU-20)
4.50
4.40
4.30
Number of Input Channels
4
4
2
0.20
0.09
2
(Max)
6.40 BSC
8°
0°
Package Option
RU-20
RU-20
RU-20
RU-20
RU-20
RU-20
RU-20
RU-20
RU-20
RU-20
RU-20
RU-20
RU-20
RU-20
RU-20
RU-20
0.75
0.60
0.45
Package Description
TSSOP
TSSOP
TSSOP
TSSOP
TSSOP
TSSOP
TSSOP
TSSOP
TSSOP
TSSOP
TSSOP
TSSOP
TSSOP
TSSOP
TSSOP
TSSOP
Standalone Evaluation Board
Standalone Evaluation Board
Package
16 TSSOP
16 TSSOP
10 MSOP
AD7997/AD7998
2
C interface modes.