FT4222HQ-R vs FT4222HQ-D-R Сравнение
Подробное сравнение бок о бок FT4222HQ-R от FTDI и FT4222HQ-D-R от FTDI. Сравните ключевые характеристики, электрические параметры, упаковку, статус жизненного цикла, цены и наличие, чтобы выбрать лучший компонент для ваших требований.
Сравнение характеристик
| Параметр | FT4222HQ-R | FT4222HQ-D-R |
|---|---|---|
| Бренд | FTDI | FTDI |
| Категория | Interface ICs | Interface ICs |
| Статус жизненного цикла | Активен | Активен |
| Наличие | In Stock | In Stock |
| Цена за единицу (USD) | $4,20 | $2,85 |
| Функция | USB 2.0 to Quad SPI / I2C Bridge | USB 2.0 to Quad-SPI / I2C Bridge Controller |
| USB Speed | High-Speed (480 Mbps) / Full-Speed (12 Mbps) | Hi-Speed (480 Mbps) / Full-Speed (12 Mbps) USB 2.0 |
| SPI Modes | Single, Dual, Quad SPI | — |
| Maximum SPI Data Rate | 53.8 Mbps | — |
| I2C Support | Yes (master) | — |
| GPIO Pins | 4 (configurable drive strength and slew rate) | — |
| I/O Voltage | 3.3 V / 2.5 V / 1.8 V selectable | — |
| Core Supply Voltage | 3.3 V | — |
| External Crystal Frequency | 12 MHz | — |
| OTP Memory | 128 bytes | 128 bytes one-time-programmable |
| Корпус | VQFN-32 (5 x 5 mm, 0.5 mm pitch, exposed pad) | VQFN-32 EP (5x5 mm) |
| Тип монтажа | Surface Mount | Surface Mount |
| Рабочая температура | -40C to +85C | -40C to +85C |
| Уровень MSL | [DATA_NEEDED: MSL rating] | [DATA_NEEDED: MSL rating] |
| Статус RoHS | Compliant | Compliant |
| Downstream Interfaces | — | Quad-SPI (up to 4 SPI slaves), I2C master/slave |
| Maximum Throughput | — | 53.8 Mbps |
| I/O Voltage (VCCIO) | — | 1.8 V / 2.5 V / 3.3 V (multi-voltage) |
| Supply Voltage (VBUS) | — | 5 V (USB bus powered) |
| Internal Regulator | — | 5 V1 to 3.3 V LDO integrated |
| Clock Source | — | External 12 MHz crystal (internal PLL) |
| GPIOs | — | Multiplexed with SPI data lines |