Silicon Laboratories Si5 UC-EVB Series, Manual

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Table of Contents
1. Quick Start - Board Configuration Check List . . . . . . . . . . . . . . . . . . . 3
2. Functional Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
3. General Operational Restrictions . . . . . . . . . . . . . . . . . . . . . . . . 5
3.1 Evaluate Only a Single Device at a Time . . . . . . . . . . . . . . . . . . . . . 5
4. Power Supply and I2C Bus Control . . . . . . . . . . . . . . . . . . . . . . . 6
5. Control Signal Switch Settings. . . . . . . . . . . . . . . . . . . . . . . . . 7
5.1 Oscillator Pin 1 Control DIP Switch (Pin_1_Ctrl) . . . . . . . . . . . . . . . . . . 8
5.2 Oscillator Pin 2 Control DIP Switch (Pin_2_Ctrl) . . . . . . . . . . . . . . . . . . 9
5.3 Oscillator Pin 7 Control DIP Switch (Pin_7_Ctrl) . . . . . . . . . . . . . . . . . .10
5.4 Oscillator Pin 8 Control DIP Switch (Pin_8_Ctrl) . . . . . . . . . . . . . . . . . .11
6. Supported Devices - Stand-Alone Mode . . . . . . . . . . . . . . . . . . . . 12
7. Supported Devices - Software Controlled Mode - I
2
C . . . . . . . . . . . . . . . 15
8. USB Port and External Powering . . . . . . . . . . . . . . . . . . . . . . . 16
9. Output Clock Terminations . . . . . . . . . . . . . . . . . . . . . . . . . 17
10. EVB Test Points and LEDs . . . . . . . . . . . . . . . . . . . . . . . . . 18
10.1 Test Points . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
10.2 LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
11. VCXO Voltage Control Input Circuit . . . . . . . . . . . . . . . . . . . . . 19
12. Programmable Oscillator Calculator Tool . . . . . . . . . . . . . . . . . . . 20
13. Layout of Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
14. Si5xxUC-EVB Schematic . . . . . . . . . . . . . . . . . . . . . . . . .22
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