PCF8574T vs PCF8574TD Vergleich
Detaillierter Direktvergleich von PCF8574T von NXP Semiconductors 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.
NXP Semiconductors
PCF8574T - 8-bit I2C I/O Expander, SOIC-16 | NXP Semiconductors
PCF8574T ObsoleteSpezifikationsvergleich
| Parameter | PCF8574T | PCF8574TD |
|---|---|---|
| Marke | NXP Semiconductors | NXP Semiconductors |
| Kategorie | Interface ICs | Interface ICs |
| Lebenszyklusstatus | Obsolete | Aktiv |
| Lagerstatus | In Stock | In Stock |
| Stückpreis (USD) | $0,61 | $0,96 |
| Product Type | 8-bit I/O Expander | — |
| Bus Interface | I2C (Standard 100 kHz, Fast 400 kHz) | — |
| Supply Voltage (VCC) | 2.5 V to 6 V | 2.5 V to 6 V |
| 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] | — |
| Standby Current | [DATA_NEEDED: Istandby in uA] | 10 uA maximum |
| Gehäuse | SOIC-16 (T suffix) | SO-16 (Small Outline, 16-pin) |
| Betriebstemperatur | -40C to +85C (industrial) | -40C to +85C (industrial) |
| MSL-Level | 1 (unlimited floor life) | [DATA_NEEDED: MSL rating] |
| RoHS-Status | Compliant | Compliant |
| Process Technology | Silicon CMOS | Silicon CMOS |
| 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) |
| 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) |
| Montageart | — | Surface Mount |
| ESD Rating | — | [DATA_NEEDED: ESD HBM rating] |