This document is the user manual for CY7C66013C CY7C66113C Full-Speed USB (12 Mbps) Peripheral Controller with Integrated Hub, published by Cypress Semiconductor Corporation
The CY7C66013C and CY7C66113C are full‑speed USB peripheral microcontrollers with an integrated hub, designed for compound devices such as keyboard hubs. They include an 8‑bit core, 256 bytes of RAM, 8 KB of PROM, and support up to four downstream USB ports.
The manual covers functional overviews, GPIO and DAC port configurations, clocking, power‑on reset, watchdog, timer operation, I²C and HAPI interfaces, interrupt handling, USB hub operation, register summaries, electrical characteristics, package information, and ordering details.
| CPU architecture | 8‑bit |
|---|---|
| External clock source | 6 MHz |
| Internal CPU clock | 12 MHz |
| Internal hub clock | 48 MHz |
| RAM | 256 bytes |
| PROM | 8 KB |
| Operating voltage | 4.0 V – 5.5 V DC |
| Operating temperature | 0 °C – 70 °C |
| Package (CY7C66013C) | 48‑pin SSOP |
| Package (CY7C66113C) | 56‑pin QFN or 56‑pin SSOP |
| USB compliance | USB 1.1 and HID 1.1 |
| Downstream ports | Four |
The controller operates from 4.0 V to 5.5 V DC.
It supports four downstream USB ports.
The device includes 256 bytes of RAM.
It complies with USB Specification Version 1.1 and HID Specification Version 1.1.