KS57C21408 Overview
It has a timer/counter and LCD drivers. The KS57P21408 is especially suited for use in data bank, telephone and LCD general purpose. It is built around the SAM47 core CPU and contains ROM, RAM, 39 I/O lines, programmable timer/counter, buzzer output, enough LCD dot matrix, and segment drive pins.
KS57C21408 Key Features
- 12 characters dot matrix display (5 x 7) 12 digit display (8 segments) 60 segments and 9 mon pins
- Idle mode (only CPU clock stops) Stop mode (Main-System clock and CPU clock stops)
- Input: 6 pins I/O: 17 pins Output: maximum 16 pins for 1-bit level output (sharing with segment driver outputs)
- Crystal, ceramic, or External RC for system clock Main-system clock frequency: 0.4 MHz
- Four internal timer functions
- Programmable 8-bit timer External event counter Arbitrary clock frequency output External clock signal divider Instructi
- 45 °C to 85 °C
- 1.8 V to 5.5 V
- Three external vectored interrupts: INT0, INT1, INTP0 Two internal vectored interrupts: INTB, INTT0 Two quasi-interrupts
- 100-pin QFP Package