Sign In
Upload
Manuals
Brands
ST Manuals
Rfid Systems
ST25RU3993-HPEV
ST ST25RU3993-HPEV Manuals
Manuals and User Guides for ST ST25RU3993-HPEV. We have
1
ST ST25RU3993-HPEV manual available for free PDF download: User Manual
ST ST25RU3993-HPEV User Manual (44 pages)
High-power RFID reader system based
Brand:
ST
| Category:
Rfid Systems
| Size: 2 MB
Table of Contents
Figure 1. ST25RU3993-HPEV Board
1
Table of Contents
2
1 Standard Connection Setup
5
Board Features
5
Figure 2. Standard Connection Setup
5
Figure 3. ST25RU3993-HPEV Functional Diagram
8
2 Hardware Description
9
RF Circuit
9
Table 1. TXCO / Crystal Configuration
9
Figure 4. Power Detector Voltage Characteristics
11
Microcontroller and Connections
12
Table 2. MCU Interfaces and Buttons (See Figure 5)
12
Figure 5. Main Digital Interfaces
13
Table 3. MCU - SPI Interface and ST25RU3993 Connections
14
Table 4. SPI Interface Pinout at J10, J12 and J13
14
Table 5. UART Connections and Pinout
15
Table 6. MCU Connections to Buttons
15
Table 7. MCU Connections to Leds
16
Table 8. MCU Connections to RF Switches
16
Firmware Programming
17
Table 9. Connections to JLINK (SWD) Interface and Pinout of Connector
17
Figure 6. Jlink Connection Using the Needle Adapter
18
Boot Mode
19
Power Supply
19
Figure 7. Entering the Boot Mode
19
Table 10. Typical Voltage Levels
20
Table 11. Connection of Components
20
Test Points
22
Figure 8. Test Points
22
Analog Test Points
23
Figure 9. Connection of a Voltmeter / Ammeter to the Supply Voltage Test Points
23
Table 12. Connections of Analog Test Points
23
Table 13. Supply Voltages of Analog Test Points
23
Digital Test Points
24
Probing RF Signals
24
Figure 10. RF Test Points
25
Figure 11. Connecting to the RF Test Points with the SMA Adapter
26
Table 14. RF Test Points - Default Power Levels
26
3 Schematics
27
Table 15. List of Schematics
27
Figure 12. System Overview
28
Figure 13. UHF RFID Reader IC
29
Figure 14. External Power Amplifier
30
Figure 15. Carrier Cancellation Circuit
31
Figure 16. Antenna Switch
32
Figure 17. RF Shield
32
Figure 18. USB Supply / UART Bridge
33
Figure 19. Microcontroller
34
Figure 20. Supply Ldos
35
Figure 21. External Interfaces and Connections
36
4 Pcb
37
Table 16. PCB Stack
37
Figure 22. Top Layer Layout
38
Figure 23. RF GND Layer (L2), GND Layer (L4) and Bottom Layer (L6) Layout
39
Figure 24. Power Layer (L3) Layout
40
Figure 25. Routing Layer (L5) Layout
41
5 Electrical Characteristics
42
Table 17. Absolute Maximum Ratings
42
Table 18. DC Characteristics (VBUS = 5.0 V, 25 °C)
42
6 Revision History
43
Table 19. Document Revision History
43
Advertisement
Advertisement
Related Products
ST ST25RU3993
ST ST25RU3993-EVAL
ST ST25R3911B
ST ST25DV-I2C
ST ST25R3911B-DISCO
ST ST25DV-DISCOVERY
ST ST25R3916-DISCO
ST ST25R200
ST STM32F107xx series
ST STM32F746BE
ST Categories
Motherboard
Computer Hardware
Microcontrollers
Control Unit
Controller
More ST Manuals
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL