PCA9557D vs PCA9557DT Vergleich
Detaillierter Direktvergleich von PCA9557D von Texas Instruments und PCA9557DT von Texas Instruments. Vergleichen Sie die wichtigsten Spezifikationen, elektrischen Parameter, Gehäuse, Lebenszyklusstatus, Preise und Verfügbarkeit, um das beste Bauteil für Ihre Designanforderungen zu ermitteln.
Texas Instruments
PCA9557D - 8-Bit I2C/SMBus I/O Expander with Reset | TI (Tape & Reel)
PCA9557D ✗ AbgekündigtSpezifikationsvergleich
| Parameter | PCA9557D | PCA9557DT |
|---|---|---|
| Marke | Texas Instruments | Texas Instruments |
| Kategorie | Interface ICs | Interface ICs |
| Lebenszyklusstatus | Ende des Lebenszyklus | NRND |
| Number of I/O Bits | 8 | — |
| Schnittstelle | I2C, SMBus | I2C and SMBus |
| Bus Frequency (Max) | 400 kHz | — |
| Supply Voltage (VCC) | 2.3 V to 5.5 V | — |
| Betriebstemperatur | -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) | — |
| Gehäuse | 16-SOIC (DR, 7.5 mil pitch) | 16-SOIC |
| Montageart | Surface Mount | Surface mount |
| MSL-Level | 1 (unlimited floor life) | — |
| RoHS-Status | Compliant | [DATA_NEEDED: RoHS status] |
| Lead-Free | Yes | — |
| Configuration Registers | Input/output direction registers, polarity inversion | — |
| Device Type | — | 8-bit I2C/SMBus low-power I/O expander |
| Number of I/O Ports | — | 8 |
| Operating Supply Voltage Range | — | 2.3 V to 5.5 V |
| I2C/SMBus Clock Frequency | — | 400 kHz |
| Standby Current Consumption | — | 1 uA maximum |
| Ausgangstyp | — | Open-drain and push-pull |
| Output Source Current | — | 10 mA |
| Output Sink Current | — | 25 mA |
| Reset Function | — | Reset register and reset input functionality |
| Configuration Function | — | Configuration register |
| Interrupt Output | — | No interrupt output |
| Programmability | — | Not verified |
| Package Width | — | 3.90 mm |
| Lebenszyklusstatus | — | Obsolete according to Digi-Electronics listing |
| REACH Status | — | [DATA_NEEDED: REACH status] |