The ISP1582 is a cost-optimized and feature-optimized Hi-Speed Universal Serial Bus (USB) peripheral controller. It fully complies with Universal Serial Bus Specification Rev. 2.0, supporting data transfer at high-speed (480 Mbit/s) and full-speed (12 Mbit/s).
The ISP1582 is a cost‑optimized Hi‑Speed USB peripheral controller that complies with USB Specification Rev. 2.0 and supports both high‑speed (480 Mbit/s) and full‑speed (12 Mbit/s) data transfers. It interfaces with microcontrollers or microprocessors via a high‑speed parallel interface and includes automatic Hi‑Speed detection and Original USB fallback mode.
Key features include 7 IN and 7 OUT endpoints with a fixed control endpoint, 8 kB of internal FIFO memory, a 12 MHz crystal oscillator with a 40× PLL (480 MHz internal clock), low‑power operation, VBUS sensing, and a HVQFN56 package (8 × 8 × 0.85 mm). The device is suited for printers, scanners, cameras, mobile phones, MP3 players and other USB peripherals.
| Data transfer speed | High‑speed 480 Mbit/s, Full‑speed 12 Mbit/s |
|---|---|
| Number of USB endpoints | 7 IN, 7 OUT, plus a fixed control IN/OUT endpoint |
| Internal FIFO memory | 8 kbytes |
| Operating temperature range | -40 °C to +85 °C |
| Crystal oscillator and PLL | 12 MHz crystal, 40× PLL (480 MHz internal clock) |
It supports high‑speed 480 Mbit/s and full‑speed 12 Mbit/s transfers.
The device provides 7 IN endpoints, 7 OUT endpoints, and a fixed control IN/OUT endpoint.
It operates from –40 °C up to +85 °C.