SBAS422B
July 2007 – January 2018
DAC8881
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Block Diagram
4
Revision History
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Timing Characteristics for
6.7
Timing Characteristics for and
6.8
Typical Characteristics: VDD = +5 V
6.9
TYpical Characteristics: VDD = +2.7 V
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Analog Output
7.3.2
Reference Inputs
7.3.3
Output Range
7.3.4
Input Data Format
7.3.5
Hardware Reset
7.3.6
Power-On Reset
7.3.7
Program Reset Value
7.3.8
Power Down
7.3.9
Double-Buffered Interface
7.3.10
Load DAC Pin (LDAC)
7.3.10.1
Synchronous Mode
7.3.10.2
Asynchronous Mode
7.3.11
1.8 V to 5.5 V Logic Interface
7.4
Device Functional Modes
7.4.1
Serial Interface
7.4.1.1
Input Shift Register
7.4.1.1.1
Stand-Alone Mode
7.4.1.1.2
Daisy-Chain Mode
8
Application and Implementation
8.1
Application Information
8.1.1
Bipolar Operation Using The DAC8881
8.2
Typical Application
8.2.1
DAC8881 Sample Hold Circuit
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.3
Application Curves
8.3
System Example
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Documentation Support
11.1.1
Related Documentation
11.2
Receiving Notification of Documentation Updates
11.3
Community Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
Package Options
Mechanical Data (Package|Pins)
RGE|24
MPQF124G
Thermal pad, mechanical data (Package|Pins)
RGE|24
QFND008AA
Orderable Information
sbas422b_oa
1
Features
Relative Accuracy: ±0.5 LSB
16-Bit Monotonic Over Temperature Range
Low-Noise: 24nV/√
Hz
Fast Settling: 5μs
On-Chip Output Buffer Amplifier with Rail-to-Rail Operation
Wide, Single Power Supply: +2.7V to +5.5V
DAC Loading Control
Selectable Power-On Reset to Zero-Scale or Midscale
Power-Down Mode
Unipolar Straight Binary or
2's Complement Input Mode
Fast SPI™ Interface with Schmitt-Triggered Inputs:
Up To 50MHz, 1.8V/3V/5V Logic
Small Package: QFN-24, 4x4mm