ST7L19 Description
5 3 REGISTER AND MEMORY MAP.
ST7L19 Key Features
- Memories
- 4 Kbytes single voltage extended Flash (XFlash) or ROM with readout protection, InCircuit programming and In-Application
- 256 bytes RAM
- 128 bytes data E2PROM with readout protection, 300K write/erase cycles guaranteed, data retention 20 years at 55°C Clock
- Enhanced reset system
- Enhanced low voltage supervisor (LVD) for main supply
- Clock sources: Internal 1% RC oscillator, crystal/ceramic resonator or external clock
- Optional x4 or x8 PLL for 4 or 8 MHz internal clock (only x8 PLL available for ROM devices)
- 5 power saving modes: Halt, Active Halt, Auto Wake-Up from Halt, Wait and Slow I/O Ports
- Up to 17 multifunctional bidirectional I/O lines