AD7781 Analog Devices, AD7781 Datasheet - Page 16

• Manufacturer Part Number: AD7781
• Description: 20-Bit, Pin-Programmable, Ultralow Power Sigma-Delta ADC
• Manufacturer: Analog Devices

Specifications of AD7781

• Resolution (bits): 20bit
• # Chan: 1
• Sample Rate: 16.7SPS
• Interface: Ser,SPI
• Analog Input Type: Diff-Bip
• Ain Range: ± (Vref/Gain) ,10V p-p,78 mV p-p
• Adc Architecture: Sigma-Delta
• Pkg Type: SOIC,SOP

AD7781
OUTLINE DIMENSIONS
ORDERING GUIDE
Model
AD7781BRZ
AD7781BRZ-REEL
AD7781BRUZ
AD7781BRUZ-REEL
AD7781CRZ
AD7781CRZ-REEL
AD7781CRUZ
AD7781CRUZ-REEL
1
©2009 Analog Devices, Inc. All rights reserved. Trademarks and
registered trademarks are the property of their respective owners.
Z = RoHS Compliant Part.
1
1
1
1
1
1
1
1
COPLANARITY
0.25 (0.0098)
0.10 (0.0039)
Temperature Range
−40°C to +105°C
−40°C to +105°C
−40°C to +105°C
−40°C to +105°C
−40°C to +105°C
−40°C to +105°C
−40°C to +105°C
−40°C to +105°C
0.10
4.00 (0.1575)
3.80 (0.1496)
0.15
0.05
CONTROLLING DIMENSIONS ARE IN MILLIMETERS; INCH DIMENSIONS
(IN PARENTHESES) ARE ROUNDED-OFF MILLIMETER EQUIVALENTS FOR
REFERENCE ONLY AND ARE NOT APPROPRIATE FOR USE IN DESIGN.
D08162-0-5/09(0)
4.50
4.40
4.30
PIN 1
Figure 25. 16-Lead Thin Shrink Small Outline Package [TSSOP]
Figure 24. 14-Lead Standard Small Outline Package [SOIC_N]
BSC
0.65
16
14
1
1
1.27 (0.0500)
0.51 (0.0201)
0.31 (0.0122)
COPLANARITY
8.75 (0.3445)
8.55 (0.3366)
COMPLIANT TO JEDEC STANDARDS MS-012-AB
Dimensions shown in millimeters and (inches)
COMPLIANT TO JEDEC STANDARDS MO-153-AB
BSC
5.10
5.00
4.90
0.10
Dimensions shown in millimeters
0.30
0.19
8
7
9
8
Rev. 0 | Page 16 of 16
1.20
MAX
6.20 (0.2441)
5.80 (0.2283)
SEATING
PLANE
BSC
6.40
Narrow Body
SEATING
PLANE
1.75 (0.0689)
1.35 (0.0531)
(RU-16)
(R-14)
0.20
0.09
Package Description
14-Lead SOIC_N
14-Lead SOIC_N
16-Lead TSSOP
16-Lead TSSOP
14-Lead SOIC_N
14-Lead SOIC_N
16-Lead TSSOP
16-Lead TSSOP
0.25 (0.0098)
0.17 (0.0067)
8°
0°
8°
0°
0.50 (0.0197)
0.25 (0.0098)
1.27 (0.0500)
0.40 (0.0157)
0.75
0.60
0.45
45°
Package Option
R-14
R-14
RU-16
RU-16
R-14
R-14
RU-16
RU-16