PCA9548A vs TCA9548APWR Comparison
Detailed side-by-side comparison of PCA9548A by Texas Instruments and TCA9548APWR by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Texas Instruments
TCA9548APWR - 8-Channel I2C Switch with Reset | Texas Instruments
TCA9548APWR ✓ ActiveSpecification Comparison
| Parameter | PCA9548A | TCA9548APWR |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.79 | $1.82 |
| Function | 8-channel bidirectional I2C translating switch | — |
| Number of Channels | 8 downstream SCx/SDx pairs | 8 |
| Supply Voltage Range | 2.3 V to 5.5 V | 1.65 V to 5.5 V |
| I2C Bus Speed Support | Standard-Mode 100 kHz, Fast-Mode 400 kHz | — |
| Control Interface | I2C/SMBus, single 8-bit control register | — |
| Hardware Address Pins | 3 (A0, A1, A2) - up to 8 devices per bus | — |
| Reset Input | Yes, active-low RESET | Active-low |
| Voltage Translation | Yes, via pass-gate switch voltage referencing | — |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | — |
| Package | 24-TSSOP (PW) | — |
| Mounting Type | Surface Mount | Surface Mount |
| Interface Type | 2-wire bus (SCL/SDA) | — |
| Channel Selection | Individual or any combination of channels | — |
| Power-On Reset | Internal, resets registers to default state | — |
| RoHS Status | Compliant | Compliant |
| Quiescent Current | [DATA_NEEDED: quiescent current] | [DATA_NEEDED: Quiescent current] |
| Type | — | Bus Switch 1 x 8:1 |
| Interface | — | I2C, SMBus |
| Address Pins | — | 3 (A0, A1, A2) |
| Operating Temperature Range | — | -40°C to 85°C |
| Package Type | — | TSSOP (PW) 24-pin |
| Package Body Size | — | 7.8 mm x 4.4 mm |
| MSL Level | — | 1 |
| ON-State Resistance (RON) | — | Low (typical 5 ohm) |
| I2C Clock Frequency | — | Up to 400 kHz (Fast mode) |