| ID | Name | Designator | Footprint | Quantity | BOM_Manufacturer Part |
|---|---|---|---|---|---|
| 1 | 74HC04DB,118 | U1 | SSOP-14_208MIL | 1 | 74HC04DB,118 |
| 2 | SP485EEN-L/TR | U2 | SOIC-8_150MIL | 1 | SP485EEN-L/TR |
| 3 | 4.7k | R1,R2,R3,R4 | 0402 | 4 | ? |
| 4 | 56k | R5 | 0402 | 1 | ? |
| 5 | 2.4k | R7,R8 | 0402 | 2 | ? |
| 6 | 120 | R9 | 0402 | 1 | ? |
| 7 | 1N4148W | D1 | SOD-123 | 1 | 1N4148W |
| 8 | 1u | C1,C2 | 0201 | 2 | ? |
| 9 | LED-Yellow(0603) | TX,RX | LED-0603 | 2 | 19-213/Y2C-CQ2R2L/3T(CY) |
| 10 | SMAJ6.5A bidir | D2,D3,D4 | SMA(DO-214AC) | 3 | SMAJ6.5A |
| 11 | MF-MSMF010-2 | R10,R11 | 1812 | 2 | MF-MSMF010-2 |
| 12 | Header-Male-2.54_1x2 | H1 | HDR-2X1/2.54 | 1 | 826629-2 |
| 13 | Header-Male-2.54_1x4 | H2 | DIP-1X4P-2.54MM-M | 1 | 210S-1*4P L=11.6MMGold-plated black |
| 14 | WJ2EDGVC-5.08-3P | P2 | WJ2EDGVC-5.08-3P | 1 | WJ2EDGVC-5.08-3P |
Comments (1)
Hi,
As the schematic says, C2 should be 0.1uF, so RE/DE will be active during the whole transmission + a few milliseconds