PCA9554PW vs PCF8574T Vergleich
Detaillierter Direktvergleich von PCA9554PW 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 | PCA9554PW | PCF8574T |
|---|---|---|
| Marke | NXP Semiconductors | NXP Semiconductors |
| Kategorie | Interface ICs | Interface ICs |
| Lebenszyklusstatus | Aktiv | Obsolete |
| Lagerstatus | In Stock | In Stock |
| Stückpreis (USD) | $0,00 | $0,61 |
| Product Type | 8-bit I2C/SMBus I/O expander with interrupt | 8-bit I/O Expander |
| Number of GPIO | 8 bits | — |
| Supply Voltage Range | 2.3 V to 5.5 V | — |
| I2C/SMBus Maximum Frequency | 400 kHz | — |
| I2C/SMBus Supported Frequency | 100 kHz and 400 kHz | — |
| Schnittstelle | I2C-bus/SMBus | — |
| Interrupt Support | Yes | — |
| Port Register Features | Input/output and polarity configuration registers | — |
| Pull-Up Capability | Weak pull-up | — |
| Address Difference | PCA9554A has a different address | — |
| Gehäuse | 16-pin TSSOP | SOIC-16 (T suffix) |
| Montageart | Surface mount | — |
| Betriebstemperatur | [DATA_NEEDED: Operating temperature range] | -40C to +85C (industrial) |
| Maximum Output Current per Pin | [DATA_NEEDED: Maximum output current per pin] | — |
| Input Voltage Levels | [DATA_NEEDED: Input voltage thresholds] | — |
| Output Drive Capability | [DATA_NEEDED: Output drive current and output voltage characteristics] | — |
| Standby Current | [DATA_NEEDED: Standby current] | [DATA_NEEDED: Istandby in uA] |
| Operating Current | [DATA_NEEDED: Typical and maximum operating current] | — |
| RoHS-Status | [DATA_NEEDED: RoHS status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| Bus Interface | — | I2C (Standard 100 kHz, Fast 400 kHz) |
| Supply Voltage (VCC) | — | 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] |
| MSL-Level | — | 1 (unlimited floor life) |
| Process Technology | — | Silicon CMOS |