| Part | ADP5588 |
|---|---|
| Description | Keypad I/O Expander |
| Manufacturer | Analog Devices |
| Size | 862.72 KB |
The ADP5588 is an I/O port expander and keypad matrix designed for QWERTY type phones that require a large keypad matrix and expanded I/O lines. I/O expander ICs are used in mobile platforms as a solution to the limited number of GPIOs available in the main processor.
| Part Number | Manufacturer | Description |
|---|---|---|
| PCF8574 | NXP Semiconductors | Remote 8-bit I/O expander |
| PI4IOE5V6534Q | Diodes Incorporated | Low-Voltage Translating 34-bit I2C-bus I/O Expander |
| MCP23S08 | Microchip Technology | 8-Bit I/O Expander |
