UTDA8024 Key Features
- Three specifically protected half-duplex bidirectional buffered I/O lines to card contacts C4, C7 and C8
- Automatic activation and deactivation sequences; initiated by software or by hardware in the event of a short-circuit, c
- 26MHz integrated crystal oscillator
- DC/DC converter for VCC generation separately powered from a 5 V ± 20% supply (VDDP and PGND)
- 3V or 5V ± 5% regulated card supply voltage (VCC) with appropriate decoupling has the following capabilities
- ICC<80mA at VDDP=4~6.5V
- Handles current spikes of 40nAs up to 20MHz
- Controls rise and fall times
- Filtered overload detection at approximately 120mA
- Built-in debounce on card presence contacts