PCF8575DWR vs PCA9555DWR Vergleich
Detaillierter Direktvergleich von PCF8575DWR von Texas Instruments und PCA9555DWR von Texas Instruments. Vergleichen Sie die wichtigsten Spezifikationen, elektrischen Parameter, Gehäuse, Lebenszyklusstatus, Preise und Verfügbarkeit, um das beste Bauteil für Ihre Designanforderungen zu ermitteln.
Spezifikationsvergleich
| Parameter | PCF8575DWR | PCA9555DWR |
|---|---|---|
| Marke | Texas Instruments | Texas Instruments |
| Kategorie | Interface ICs | Interface ICs |
| Lebenszyklusstatus | Aktiv | Aktiv |
| Number of I/O Lines | 16 lines | — |
| Schnittstellentyp | I2C and SMBus | — |
| Betriebsversorgungsspannung | 2.5 V to 5.5 V | — |
| Maximum I2C Bus Frequency | 400 kHz | — |
| Maximum Standby Current | 10 uA | — |
| Interrupt Output | Open drain | Active-low, open-drain |
| Hardware Address Inputs | 3 address pins | — |
| Maximum Devices per Bus | 8 devices | — |
| Betriebstemperatur | -40 C to +85 C | — |
| Gehäuse | 24-pin SOIC (DW) | 24-pin SOIC (DW) |
| Pin-Anzahl | 24 pins | 24 pins |
| Montageart | Surface mount | Surface mount |
| Output Drive Capability | [DATA_NEEDED: output current rating] | — |
| Output Port Configuration | Latched quasi-bidirectional | — |
| Active-High Output Mechanism | Current source to VCC | — |
| LED Direct Drive | Supported | — |
| RoHS-Status | Compliant | [DATA_NEEDED: RoHS status] |
| REACH Status | [DATA_NEEDED: REACH compliance status] | [DATA_NEEDED: REACH status] |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification status] | [DATA_NEEDED: AEC-Q100 qualification] |
| Lead-Free Status | [DATA_NEEDED: lead-free status] | — |
| Halogen-Free Status | [DATA_NEEDED: halogen-free status] | — |
| Device Type | — | 16-bit I2C/SMBus I/O expander |
| Supply Voltage Range | — | 2.3 V to 5.5 V |
| I/O Port Count | — | 16 bits |
| Port Organization | — | 2 x 8-bit ports |
| Bus Interface | — | I2C/SMBus |
| Maximum Bus Frequency | — | 400 kHz |
| Weak Pull-up Registers | — | Configurable |
| Configuration Registers | — | Input/output, polarity and port configuration |
| Output Drive | — | Push-pull outputs |
| Betriebstemperaturbereich | — | -40°C to +85°C |
| Package Type | — | SOIC |
| Low Standby Current | — | 1 µA maximum |