SAF-C509-LM Datasheet (Siemens Semiconductor Group)

SAF-C509-LM, 8-Bit CMOS Microcontroller

(8-Bit CMOS microcontroller) for external memory (16 MHz) for external memory (16 MHz) ext.

temp.

* 40 ˚C to 85 ˚C Note: Versions for extended temperature ranges * 40 ˚C to 110 ˚C (SAH-C509-L) and * 40 ˚C to 125 ˚C (SAK-C509-L) are available on request.

Semiconductor Group

Microcomputer Components 8-Bit CMOS Microcontroller C509-L Data Sheet 09.96 C509-L 8-Bit CMOS Microcontroller C509-L Advance Information Full upward compatibility with SAB 80C517/80C517A and 8051/C501 microcontrollers 256 byte on-chip RAM 3K byte of on-chip XRAM 256 directly addressable bits 375 ns instruction cycle at 16-MHz oscillator frequency On-chip emula

SAF-C509-LM Features

* are on next page) Figure 1 C509-L Functional Units Semiconductor Group 1 09.96 C509-L Features (continued) :

* Extended watchdog facilities

* 15-bit programmable watchdog timer

* Oscillator watchdog