Blackfin is a high-performance embedded processor introduced by Analog Devices, a leading analog device company. It has high programmability and fast computing speed, and is widely used in machine vision, image processing, multimedia processing, digital signal processing, communication systems, etc.
The ADSP-BF531 and ADSP-BF532 are members of Analog Devices' Blackfin family, combining dual‑MAC DSP engines, RISC‑like instruction set, and multimedia video ALUs in a single chip. The handbook describes the processor's high‑performance 400 MHz core, power‑management features, and supported I/O voltage levels.
Detailed sections cover the on‑chip memory hierarchy, external memory interfaces, peripheral set (UART, SPI, SPORTs, timers, watchdog, real‑time clock, parallel interface), event handling, boot modes, and pin‑out information for the 160‑ball mini‑BGA, 169‑ball PBGA and 176‑lead LQFP packages.
| Maximum Core Frequency | 400 MHz |
|---|---|
| Core Voltage Range | 0.8 V to 1.2 V |
| Supported I/O Voltages | 1.8 V, 2.5 V, 3.3 V |
| Package Options | 160‑ball mini‑BGA, 169‑ball lead‑free PBGA, 176‑lead LQFP |
| On‑Chip Memory | Up to 84 KB (16 KB instruction SRAM/Cache, 32 KB instruction SRAM, 32 KB data SRAM/Cache, 4 KB scratchpad SRAM) |
The processor can run at up to 400 MHz.
The device supports 1.8 V, 2.5 V, and 3.3 V I/O voltages.
They are offered in 160‑ball mini‑BGA, 169‑ball lead‑free PBGA, and 176‑lead LQFP packages.