UPD77019 Description
DATA SHEET MOS INTEGRATED CIRCUIT µPD77018A, 77019 16 bits, Fixed-point Digital Signal Processor µPD77018A, 77019 are 16 bits fixed-point DSPs (Digital Signal Processors) developed for digital signal processing with its demand for high speed and precision. Maximum operating speed of the µPD77018A, 77019 is improved pared with the µPD77015, 77017, 77018. And the µPD77019 internal instruction RAM (4K × 32 bits) is...
UPD77019 Key Features
- FUNCTIONS
- Instruction cycle: 16.6 ns (MIN.) Operation clock: 60 MHz External clock: 60, 30, 20, 15, 7.5 MHz Crystal: 60 MHz
- On-chip PLL to provide higher operation clock than the external clock
- Dual load/store
- Hardware loop function
- Conditional execution
- Executes product-sum operation in one instruction cycle
- PROGRAMMING
- 16 bits × 16 bits + 40 bits → 40 bits multiply accumulator
- 8 general registers (40 bits each)