SNOSD47C
december 2018 – july 2023
LDC5072-Q1
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Revision History
5
Description (cont.)
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Diagnostics
7.7
Switching Characteristics
7.8
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Input Supply Voltage
8.3.2
Excitation Signal
8.3.3
Signal Processing Block
8.3.3.1
Demodulation
8.3.3.2
Fixed Gain Control
8.3.3.3
Automatic Gain Control
8.3.4
Output Stage
8.3.5
Diagnostics
8.3.5.1
Undervoltage Diagnostics
8.3.5.2
Initialization Diagnostics
8.3.5.3
Normal State Diagnostics
8.3.5.4
Fault State Diagnostics
8.4
Device Functional Modes
8.4.1
IDLE State
8.4.2
DIAGNOSTICS State
8.4.3
NORMAL State
8.4.4
FAULT State
8.4.5
DISABLED State
9
Application and Implementation
9.1
Application Information
9.2
Typical Applications
9.2.1
5-V Supply Mode
9.2.1.1
Design Requirements
9.2.1.2
Detailed Design Procedure
9.2.1.2.1
VREG and VCC
9.2.1.2.2
Output Capacitors
9.2.1.2.3
AGC Mode
9.2.1.3
Application Curve
9.2.2
3.3-V Supply Mode
9.2.2.1
Design Requirements
9.2.2.2
Detailed Design Procedure
9.2.2.2.1
VREG and VCC
9.2.2.2.2
Output Capacitors
9.2.2.2.3
Fixed Gain Mode
9.2.3
Redundancy Mode
9.2.4
Single-Ended Mode
9.2.5
External Diagnostics Required for Loss of VCC or GND
10
Power Supply Recommendations
10.1
Mode 1: VCC = 5 V, VREG = 3.3 V
10.2
Mode 2: VCC = VREG = 3.3 V
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Receiving Notification of Documentation Updates
12.2
Support Resources
12.3
Trademarks
12.4
Electrostatic Discharge Caution
12.5
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
PW|16
MPDS361A
Thermal pad, mechanical data (Package|Pins)
Orderable Information
snosd47c_oa
snosd47c_pm
9.2.1.2
Detailed Design Procedure