FT4222HQ-R vs FT4222HQ-D-R Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng FT4222HQ-R sa pamamagitan ng FTDI at FT4222HQ-D-R sa pamamagitan ng FTDI. Ikinahambing ang mga pangunahing paglalarawan, mga tama ng elektriko, paakay, kalagayan ng buhay, presyo, at pagkakaroon upang makita ang pinakamahusay na komponente para sa iyong mga kinakailangang pang disenyo.
Pagsanggunian na paghahambing
| Parametro | FT4222HQ-R | FT4222HQ-D-R |
|---|---|---|
| Brand | FTDI | FTDI |
| Kategorya | Interface ICs | Interface ICs |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Fungsi | 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 |
| Packhaging | VQFN-32 (5 x 5 mm, 0.5 mm pitch, exposed pad) | VQFN-32 EP (5x5 mm) |
| Uri ng Pagpapasok | Surface Mount | Surface Mount |
| Temperature na Operasyon | -40C to +85C | -40C to +85C |
| Level ng MSL | [DATA_NEEDED: MSL rating] | [DATA_NEEDED: MSL rating] |
| Tindminan 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 |