PCF8574TD vs PCF8574T Vergleich
Detaillierter Direktvergleich von PCF8574TD von NXP Semiconductors und PCF8574T von NXP Semiconductors. Vergleichen Sie die wichtigsten Spezifikationen, elektrischen Parameter, Gehäuse, Lebenszyklusstatus, Preise und Verfügbarkeit, um das beste Bauteil für Ihre Designanforderungen zu ermitteln.
NXP Semiconductors
PCF8574T - 8-bit I2C I/O Expander, SOIC-16 | NXP Semiconductors
PCF8574T ObsoleteSpezifikationsvergleich
| Parameter | PCF8574TD | PCF8574T |
|---|---|---|
| Marke | NXP Semiconductors | NXP Semiconductors |
| Kategorie | Interface ICs | Interface ICs |
| Lebenszyklusstatus | Aktiv | Obsolete |
| Lagerstatus | In Stock | In Stock |
| Stückpreis (USD) | $0,96 | $0,61 |
| 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 | 2.5 V to 6 V |
| Standby Current | 10 uA maximum | [DATA_NEEDED: Istandby in uA] |
| 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) | -40C to +85C (industrial) |
| Gehäuse | SO-16 (Small Outline, 16-pin) | SOIC-16 (T suffix) |
| Montageart | Surface Mount | — |
| Process Technology | Silicon CMOS | Silicon CMOS |
| RoHS-Status | Compliant | Compliant |
| MSL-Level | [DATA_NEEDED: MSL rating] | 1 (unlimited floor life) |
| ESD Rating | [DATA_NEEDED: ESD HBM rating] | — |
| Product Type | — | 8-bit I/O Expander |
| Bus Interface | — | I2C (Standard 100 kHz, Fast 400 kHz) |
| Number of I/O Pins | — | 8 (quasi-bidirectional, P0-P7) |
| I2C Address Bits | — | 3 (A0, A1, A2) |
| Base Address | — | 0x20 (PCF8574) / 0x38 (PCF8574A) |
| Addressable Devices per Bus | — | 8 (addresses 0x20-0x27) |
| Interrupt Output | — | Yes, open-drain INT pin |
| Output Current (drive LOW) | — | [DATA_NEEDED: sink current per pin mA] |