PCA9538DBR vs PCF8574TD Vergleich
Detaillierter Direktvergleich von PCA9538DBR von Texas Instruments und PCF8574TD von NXP Semiconductors. Vergleichen Sie die wichtigsten Spezifikationen, elektrischen Parameter, Gehäuse, Lebenszyklusstatus, Preise und Verfügbarkeit, um das beste Bauteil für Ihre Designanforderungen zu ermitteln.
Spezifikationsvergleich
| Parameter | PCA9538DBR | PCF8574TD |
|---|---|---|
| Marke | Texas Instruments | NXP Semiconductors |
| Kategorie | Interface ICs | Interface ICs |
| Lebenszyklusstatus | Obsolete | Aktiv |
| Number of I/O Ports | 8 ports | — |
| Operating Supply Voltage Range | 2.3 V to 5.5 V | — |
| Schnittstellentyp | I2C and SMBus | — |
| Maximum I2C Bus Frequency | 400 kHz | — |
| Interrupt Output | 1 interrupt output | — |
| Reset Input | 1 reset input | — |
| Configuration Registers | Configuration, port, and polarity control | — |
| Standby Current | 1 uA | 10 uA maximum |
| Gehäuse | 16-pin SSOP | SO-16 (Small Outline, 16-pin) |
| Package Family | SSOP family, surface-mount SMD | — |
| Montageart | Surface mount | Surface Mount |
| Pin-Anzahl | 16 pins | — |
| I/O Configuration | Individually configurable as input or output | — |
| Input Polarity Control | Configurable input polarity inversion | — |
| Address Configuration | Hardware-configurable bus address | — |
| Betriebstemperaturbereich | [DATA_NEEDED: operating temperature range] | — |
| RoHS-Status | [DATA_NEEDED: RoHS status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| Automotive Qualification | [DATA_NEEDED: AEC-Q100 qualification status] | — |
| Lead-Free Status | [DATA_NEEDED: lead-free status] | — |
| Halogen-Free Status | [DATA_NEEDED: halogen-free status] | — |
| Funktion | — | Remote 8-bit I/O expander for I2C-bus |
| Number of I/O | — | 8 (quasi-bidirectional) |
| Schnittstelle | — | I2C-bus (2-wire, up to 400 kHz) |
| Supply Voltage (VCC) | — | 2.5 V to 6 V |
| I2C Address Range (PCF8574) | — | 0x20 to 0x27 (3 HW address bits) |
| Interrupt Output (INT) | — | Yes, open-drain, active-low |
| Maximum Bus Frequency | — | 400 kHz |
| Output Drive Capability | — | 25 mA sink per pin (quasi-bidirectional) |
| Betriebstemperatur | — | -40C to +85C (industrial) |
| Process Technology | — | Silicon CMOS |
| MSL-Level | — | [DATA_NEEDED: MSL rating] |
| ESD Rating | — | [DATA_NEEDED: ESD HBM rating] |