PCA9557D vs PCA9539DW Perbandingan
Perbandingan bersamaan detil PCA9557D dari Texas Instruments dan PCA9539DW dari Texas Instruments. Bandingkan spesifikasi penting, parameter listrik, pengemasan, status cycle, harga, dan ketersediaan untuk menentukan komponen terbaik untuk kebutuhan desain Anda.
Texas Instruments
PCA9557D - 8-Bit I2C/SMBus I/O Expander with Reset | TI (Tape & Reel)
PCA9557D ✗ Akhir Hidup
Perbandingan Spesifikasi
| Parameter Umum | PCA9557D | PCA9539DW |
|---|---|---|
| Merek | Texas Instruments | Texas Instruments |
| Kategori | Interface ICs | Interface ICs |
| Status Lingkungan Hidup | Akhir Hidup | Aktif |
| Number of I/O Bits | 8 | — |
| Antarmuka | I2C, SMBus | — |
| Bus Frequency (Max) | 400 kHz | — |
| Supply Voltage (VCC) | 2.3 V to 5.5 V | — |
| Suhu Kerja | -40 C to +85 C | -40 C to +85 C |
| Standby Current (Max) | 1 uA | — |
| Output Drive Current per Bit | [DATA_NEEDED: per-bit source/sink mA rating] | — |
| I/O Voltage Tolerance | 5.5 V tolerant | — |
| Reset Input | Active-low hardware RESET + software reset (general call) | — |
| Interrupt Output (INT) | Yes, open-drain | — |
| Slave Address Pins | A0, A1, A2 (3 pins, 8 addresses within family) | — |
| Paket | 16-SOIC (DR, 7.5 mil pitch) | 24-pin SOIC (DW) |
| Tipe Mounting | Surface Mount | Surface Mount |
| Level MSL | 1 (unlimited floor life) | — |
| Status RoHS | Compliant | [DATA_NEEDED: RoHS status] |
| Lead-Free | Yes | — |
| Configuration Registers | Input/output direction registers, polarity inversion | Yes |
| Product Type | — | 16-bit I/O expander |
| I/O Pin Count | — | 16 pins |
| Supply Voltage Range | — | 2.3 V to 5.5 V |
| Serial Bus Interface | — | I2C/SMBus |
| Maximum Bus Clock | — | 400 kHz |
| Konfigurasi Output | — | Push-pull |
| Output Source Current | — | 10 mA and 25 mA options |
| Output Sink Current | — | 10 mA and 25 mA options |
| Interrupt | — | Yes |
| Reset | — | Yes |
| Power-On Reset | — | Yes |
| Internal I/O Pull-Up Resistors | — | Removed according to TI product comparison |
| REACH Status | — | [DATA_NEEDED: REACH status] |