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Stab-Rabbit-coding
A functional, security conscious, Unmanned Aerial Vehicle based on the Firefly Class spacecraft Serenity from the 2002 show..
| Reference | Value | Description |
|---|---|---|
| U1 ByA? | 100nF +3V3 U1-VDDA Bypass | |
| U1 ByB? | 100nF +3V3 U1-VDD Bypass | |
| UART CMC? | SRF2012-100Y CMC UART TX/RX Pair 10uH | |
| UART TVS? | PRTR5V0U2X Dual TVS 5.5V UART-TX/RX ESD | |
| +3V 10n? | 10nF C0G 0402 +3V3 VHF 49MHz Bypass | |
| +3V 10u? | 10uF X5R 0805 +3V3 Mid-freq | |
| +3V 100n? | 100nF X7R 0402 +3V3 HF Bypass | |
| +3V 100u? | 100uF 10V X5R 1210 +3V3 Bulk | |
| +5V 100n? | 100nF X7R 0402 +5V HF Bypass | |
| +5V 100u? | 100uF 10V X5R 1210 +5V Bulk | |
| +5V Bead? | 742792512 | |
| 1.2k C? | 10nF RX RC Bandpass 1200Hz Cap | |
| 1.2k R? | 13k Ohm RX RC Bandpass 1200Hz | |
| 2.2k C? | 10nF RX RC Bandpass 2200Hz Cap |
| 2.2k R? | 7.2k Ohm RX RC Bandpass 2200Hz |
|---|
| 49M DDS? | Si5351A-B-GT 49MHz DDS I2C Synthesiser |
|---|
| AFSK Cp? | 1uF AFSK Audio Coupling DAC→PA |
|---|
| ANT CMC? | SRF2012-100Y |
|---|
| ANT RPSMA? | RPSMA-EDGE-50R |
|---|
| ANT TVS? | PRTR5V0U2X |
|---|
| C1 120p? | 120pF C0G LPF Shunt-1 |
|---|
| C2 180p? | 180pF C0G LPF Shunt-2 |
|---|
| C3 120p? | 120pF C0G LPF Shunt-3 |
|---|
| CMP By? | 100nF +3V3 U2B CMP Bypass |
|---|
| C_INV? | 100nF C0G 0402 INV1 VCC Bypass |
|---|
| C_MUX? | 100nF C0G 0402 MUX1 VCC Bypass |
|---|
| C_TPM_EMMA1 | 100nF |
|---|
| DAC By? | 100nF +3V3 U2A DAC Bypass |
|---|
| ETH-PHY? | ADIN1300BCPZ |
|---|
| GND X2Y? | 4.7nF_X2Y_C0G |
|---|
| INV1 | SN74LVC1G04 SOT-23-5 3.3V UART_RX_F->SBUS_OUT |
|---|
| J-ETH? | JST-GH-4P-ETH |
|---|
| L1 100n? | 100nH Coilcraft-0805HQ-101J LPF Series-1 |
|---|
| L2 180n? | 180nH Coilcraft-0805HQ-181J LPF Series-2 |
|---|
| L3 180n? | 180nH Coilcraft-0805HQ-181J LPF Series-3 |
|---|
| LDO 3V3 | MCP1703T-3302 LDO 3.3V 72dB-PSRR@100kHz |
|---|
| LDO By? | 100nF +3V3 U6 LDO Bypass |
|---|
| LNA By? | 100nF +3V3 U4 LNA Bypass |
|---|
| LNA? | MGA-82563 LNA 2.4dB NF 50-6000MHz |
|---|
| LoRa? | RFM95W |
|---|
| MUX1 | SN74LVC1G157 SC-70-6 2:1MUX UART/SBUS Select |
|---|
| OSC By? | 100nF +3V3 X1 TCXO Bypass |
|---|
| PA 100mW? | 2N3866 NPN BJT PA Class-AB Final 100mW |
|---|
| PA By2 | 1nF U3B Collector RF Bypass |
|---|
| PA By? | 100nF +5V U3 PA VCC Bypass |
|---|
| PA Cb1 | 100pF DDS-RF Coupling Cap to U3A |
|---|
| PA Cb2 | 100pF PA Interstage Bypass |
|---|
| PA Drvr? | MMBT2222A NPN BJT PA Class-A Driver |
|---|
| PA Rb1 | 10k Ohm U3A Base Bias Resistor |
|---|
| PA Rb2 | 1k Ohm U3B Base Bias Resistor |
|---|
| PA Rc1 | 100 Ohm U3A Collector Load |
|---|
| PA Re? | 10 Ohm U3B Emitter Degeneration |
|---|
| PB2-P1 | PB2I-P1-2x18 |
|---|
| PB2-P2 | PB2I-P2-2x18 |
|---|
| PGND 10n? | 10nF C0G 0402 GND-PGND Moat Bridge |
|---|
| PTT Bead?,RX Bead?,TX Bead? | 742792510 0402 Ferrite Bead 600Ohm@100MHz |
|---|
| RSSI Hi? | 10k Ohm RSSI Scale Upper |
|---|
| RSSI Lo? | 10k Ohm RSSI Scale Lower |
|---|
| RSSI_CBY? | 100nF RSSI_CMP VCC Bypass |
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| RSSI_CMP? | LMV331 RSSI Carrier-Detect Comparator |
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| RSSI_RH? | 100k RSSI DCD Threshold Upper |
|---|
| RSSI_RL? | 100k RSSI DCD Threshold Lower |
|---|
| RX Demod? | LM393 Comparator RX-AFSK Demodulator |
|---|
| R_MODE? | 10k Ohm MODE_SEL Pull-Down UART=default |
|---|
| R_TPM_RST_EMMA? | 10k |
|---|
| S1 | SPST-SMD OPEN=UART CLOSED=SBUS |
|---|
| SMA ESD? | SMAJ5.0A Bidirectional TVS 5V Antenna ESD |
|---|
| SW By? | 100nF +3V3 U5 Switch Bypass |
|---|
| T-ETH? | 749010012A |
|---|
| T/R Sw? | PE4259-63 SPDT TX/RX Switch ≥35dB isolation |
|---|
| TCXO 25M? | TG2520SMN 25MHz TCXO ±0.5ppm |
|---|
| Th Hi? | 10k Ohm LM393 Threshold Upper |
|---|
| Th Lo? | 10k Ohm LM393 Threshold Lower |
|---|
| TPM? | Infineon SLB9672 TPM2.0 |
|---|
| TX DAC? | MCP4921 12-bit SPI DAC TX-AFSK Audio |
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