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Texas Instruments OPA928 Manuals
Manuals and User Guides for Texas Instruments OPA928. We have
1
Texas Instruments OPA928 manual available for free PDF download: User Manual
Texas Instruments OPA928 User Manual (28 pages)
Evaluation Module
Brand:
Texas Instruments
| Category:
Motherboard
| Size: 1.74 MB
Table of Contents
Table of Contents
2
Read this First
3
EVM Cleanliness Guidelines
3
Overview
4
Guarding and Shielding
4
Getting Started
5
Related Documentation from Texas Instruments
5
Electrostatic Discharge Caution
5
EVM Circuit Description
6
High-Impedance Amplifier Circuit
6
Figure 4-1. HI-Z Circuit Schematic (Simplified)
6
Transimpedance Amplifier Circuit
7
Figure 4-2. TIA Circuit Schematic (Simplified)
7
Table 4-1. TIA Jumper Block Connections
8
Table 4-2. TIA Pin Socket Configurations
8
Figure 4-3. T-Switch Timing Diagram
9
Figure 4-4. T-Switch Logic Low (Normal Operation)
10
Figure 4-5. T-Switch Logic Low Equivalent Circuit
10
Figure 4-6. T-Switch Logic High (Discharge Feedback)
11
Figure 4-7. T-Switch Logic High Equivalent Circuit
11
Figure 4-8. Guarded Diode Limiter
12
Cleaning the EVM
13
Ultrasonic Wash
13
Manual Cleaning Procedure
13
Schematic, PCB Layout, and Bill of Materials
13
EVM Schematic
14
Figure 6-1. OPA928EVM Hi-Z Schematic
14
Figure 6-2. OPA928EVM TIA Schematic
15
PCB Layout
16
Figure 6-3. Top Overlay
16
Figure 6-4. Top Solder Mask
16
Figure 6-5. Top Layer PCB Layout
17
Figure 6-6. Internal Power Layer PCB Layout
17
Figure 6-7. Internal Guard Layer PCB Layout
18
Figure 6-8. Bottom Layer PCB Layout
18
Figure 6-9. Bottom Solder Mask
19
Figure 6-10. Bottom Overlay
19
Bill of Materials
20
Table 6-1. OPA928EVM Bill of Materials
20
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