PCA9557D vs P82B715D Comparison
Detailed side-by-side comparison of PCA9557D by Texas Instruments and P82B715D 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
PCA9557D - 8-Bit I2C/SMBus I/O Expander with Reset | TI (Tape & Reel)
PCA9557D ✗ End of Life
Specification Comparison
| Parameter | PCA9557D | P82B715D |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | End of Life | Active |
| Number of I/O Bits | 8 | — |
| Interface | I2C, SMBus | — |
| Bus Frequency (Max) | 400 kHz | — |
| Supply Voltage (VCC) | 2.3 V to 5.5 V | — |
| Operating Temperature | -40 C to +85 C | — |
| Standby Current (Max) | 1 uA | — |
| Output Drive Current per Bit | [DATA_NEEDED: per-bit source/sink mA rating] | — |
| I/O Voltage Tolerance | 5.5 V tolerant | — |
| Reset Input | Active-low hardware RESET + software reset (general call) | — |
| Interrupt Output (INT) | Yes, open-drain | — |
| Slave Address Pins | A0, A1, A2 (3 pins, 8 addresses within family) | — |
| Package | 16-SOIC (DR, 7.5 mil pitch) | 8-pin SOIC (D) |
| Mounting Type | Surface Mount | Surface mount |
| MSL Level | 1 (unlimited floor life) | — |
| RoHS Status | Compliant | [DATA_NEEDED: RoHS status] |
| Lead-Free | Yes | — |
| Configuration Registers | Input/output direction registers, polarity inversion | — |
| Product Type | — | 2-bit bidirectional I2C/SMBus buffer and cable extender |
| Operating Supply Voltage Range | — | 3 V to 12 V |
| Nominal Maximum Bus Frequency | — | 400 kHz |
| Bidirectional Data Transfer | — | Supported |
| Number of Buffered Bits | — | 2 |
| Extended Bus Capacitance | — | 3 nF |
| Conventional I2C Bus Capacitance | — | 400 pF |
| Supply Current | — | 22 mA |
| Input Capacitance | — | 3000 pF |
| Delay Time | — | 250 ns |
| Operating Temperature Range | — | -40 C to +85 C |
| Bus Type | — | I2C/SMBus |
| Architecture | — | Unidirectional analog current amplification |
| REACH Status | — | [DATA_NEEDED: REACH status] |