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rohamid
The minimal configuration of Chroma Pixel board for GUI application
| Reference | Value | Description |
|---|---|---|
| Q1-Q3 | MMBT3904 | 0.2A Ic, 40V Vce, Small Signal NPN Transistor, SOT-23 |
| U1,U4 | MT25Q | 32Mb Serial Flash Memory, Standard/Dual/Quad SPI, DFN-8 |
| U2 | STM32H743IITx | STMicroelectronics Arm Cortex-M7 MCU, 2048KB flash, 1024KB RAM, 480 MHz, 1.62-3.6V, 140 GPIO, LQFP176 |
| U5 | TPS61169 | |
| U6 | MAX98357AETE_ | Audio Amp Speaker 1-CH Mono Class-D 16-Pin TQFN EP |
| U7 | CAT24C128 | 128 kb CMOS Serial EEPROM, SOIC-8/TSSOP-8/DFN-8 |
| U8 | TLV75733PDBV | 1A Low IQ Small Size Low Dropout Voltage Regulator, Fixed Output 3.3V, SOT-23-5 |
| U9 | MT48LC16M16A2P | 256M – (16M x 16 bit) Synchronous DRAM (SDRAM), TSOP-II-54 |
| U10 | PCM5102A | 2.1 VRMS, 112dB Audio Stereo DAC with PLL and 32-bit, 384kHz PCM Interface, TSSOP-20 |
| U12 | STMPS2141STR | |
| U13 | AMS1117-3.3 | 1A Low Dropout regulator, positive, 3.3V fixed output, SOT-223 |
| BT2 | S8411-45R | |
| C1-C18,C20-C22,C24,C25,C27-C29,C36-C38,C45,C49,C55,C57,C59,C68 | 100n | Unpolarized capacitor, small symbol |
| C19,C65 | 4u7 | |
| C23,C48,C54,C56,C58,C64,C66,C67 | 10u | Unpolarized capacitor |
| C26,C46,C47 | 1u | |
| C30,C61 | 1uF/0805 | Unpolarized capacitor |
| C34,C35 | 2u2 | |
| C39,C40 | 16p | Unpolarized capacitor, small symbol |
| C41,C42 | 10p | Unpolarized capacitor, small symbol |
| C43 | 1nF/500V | Unpolarized capacitor, small symbol |
| C44,C50-C53,C62 | 2.2u | Unpolarized capacitor |
| C60 | 10uF/0805 | Unpolarized capacitor |
| C63 | 4u7/0805 | Unpolarized capacitor |
| D2 | PRTR5V0U2X | Ultra low capacitance double rail-to-rail ESD protection diode, SOT-143 |
| D4,D12,D15 | GREEN | Light emitting diode |
| D5,D6,D13 | RED | Light emitting diode |
| D7 | BAT54CW | Dual schottky barrier diode, common cathode, SOT-323 |
| D8 | MBR0540 | 40V 0.5A Schottky Power Rectifier Diode, SOD-123 |
| D9 | ESDA14V2L | TVS Diode Array, 5.5V Standoff, 2 Channels, SOT-23 package |
| D10,D11 | NSR0320MW2T1G | 40V 0.25A Schottky Diode, SOD-323,Diode |
| J2 | TFT_LCD | |
| J4 | SPI_LCD | Generic connectable mounting pin connector, single row, 01x14, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J5 | I2C-STEMMA-QT | |
| J6 | Micro_SD_Card_Det1 | Micro SD Card Socket with one card detection pin |
| J7 | swd | Generic connector, double row, 02x07, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
| J8 | SPKR | Generic connectable mounting pin connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J9 | UART | Generic connectable mounting pin connector, single row, 01x04, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J11 | AudioJack3 | Audio Jack, 3 Poles (Stereo / TRS) |
| J14 | LCD_TP_I2C | Generic connectable mounting pin connector, single row, 01x06, script generated (kicad-library-utils/schlib/autogen/connector/) |
| JP8 | FLASH_CONFIG | Solder Jumper, 3-pole, open |
| JP9 | FLASH_EN | Solder Jumper, 2-pole, open |
| JP13 | LCD_DAT_SEL | Solder Jumper, 3-pole, open |
| JP14 | LCD_CLK_SEL | Solder Jumper, 3-pole, open |
| L2 | 6.8u | |
| R1,R2,R5-R10,R17-R20,R29,R30,R46,R48,R50,R52 | 10K | Resistor, small symbol |
| R11,R12 | 5K1 | Resistor, small symbol |
| R13 | 1M/0805 | Resistor, small symbol |
| R14 | 1M | Resistor, small symbol |
| R16,R39 | 100K | Resistor, small symbol |
| R21,R31,R32,R41 | 2K2 | Resistor, small symbol |
| R23,R24,R43,R47 | 1K | Resistor, small symbol |
| R25,R26 | 8.2R | |
| R27 | 4.3R | |
| R28 | 2.0R | |
| R33-R36 | 4K7 | |
| R37,R38 | 470 | Resistor |
| R42,R44,R45,R49,R51 | 47K | Resistor, small symbol |
| RN1-RN7 | 330 | 4 resistor network, parallel topology |
| SW1-SW4 | SW_Push | Push button switch, generic, two pins |
| TP1-TP7 | TestPoint | test point |
| Y1 | 25MHz | Four pin crystal, GND on pins 2 and 4, small symbol |
| Y2 | 32.768KHz | Two pin crystal, small symbol |