dictofun
rundb
Very portable voice recorder with speech recognition.
Components (52)
| Reference | Value | Description |
|---|---|---|
| Q1 | PMOS | |
| U1 | nRF52840 | |
| U2 | W25Q128JWPIQ | |
| U3 | TPS63802DLAR | |
| U4 | BQ24078RGTR | |
| U5 | RV-4162-C7 | |
| U6 | SN74LVC1G79DBVT | |
| C1,C2 | 22uF | |
| C3-C5,C7,C8,C13,C15,C18,C22,C25,C27,C53,C54 | 100nF | |
| C6,C14,C17,C19,C24,C26,C55 | 1uF | |
| C9-C12 | 10pF | |
| C16,C48 | N.C | |
| C20,C21,C50-C52 | 4.7uF | |
| C23 | 10uF | |
| C28 | 100p | |
| C29 | 47nF | |
| C46 | DNP | |
| C47 | 0.7pF | |
| C49 | 820pF | |
| D1 | PRTR5V0U2X | |
| D3 | LED | |
| D4 | ASMB-LTC2-0A335 | |
| D5 | D_Schottky | |
| FB1-FB3 | FerriteBead | |
| H1,H2 | MountingHole | |
| J1 | Conn_01x01_Female | |
| J3 | USB_B_Micro | |
| J4 | Conn_01x02_Socket | |
| J5 | Conn_01x03_Socket | |
| L1 | 0.47uH | |
| L2 | 10uH | |
| L3 | 15nH | |
| L7 | 2.2nH | |
| MK1 | CMM-4737DT | |
| R1,R14,R18,R19,R24 | 100K | |
| R2,R4,R22 | 4.7k | |
| R3,R12,R25 | 330 | |
| R5,R17,R21 | 1.6K | |
| R6 | 1.13K | |
| R7 | 10K | |
| R8 | 1.18K | |
| R9,R13 | 1K | |
| R10,R11,R23 | 1M | |
| R15 | 255k | |
| R16 | 91k | |
| RN3 | R_Pack04 | |
| S1 | KMR221GLFS | |
| TP1,TP3,TP5-TP10,TP12-TP19,TP21-TP29,TP32,TP33 | TestPoint | |
| TP2 | chg | |
| TP4 | gnd | |
| X1 | 32.768kHz | |
| X2 | 32MHz |