USB Device

The W55U02 is an USB V1.1 controller for W55Fxx, SPI serial flash or NAND type flash memory. It has an 8-bit microprocessor, and it provides flexible API functions to support general applications. It is compatible with any PC via USB.

W55U02-Ax USB1.1 Full Speed Controller
 
Part No.
HID
Mass Storage
I/O level
I/O Pins
Interface
OS supporting
shifting
W55Fxx
SPI Flash
NAND Flash
W55U02-A3
Y
N
Y
16 I/O
Y
Y
Y
Windows ME/2000/XP/Vista
W55U02-A4
N
Y
Y
16 I/O
Y
Y
Y
Windows ME/2000/XP/Vista

 

Analog to Digital Converter

8-bit A/D converters using synchronous 3-wire serial interface with guaranteed 8-bit resolution. Each channel can be independently programmed to an analog input mode and supports A/D conversion rates up to 50KHz. Used in applications needing fewer external components.

W55ADxxx 8-ch, 8-bit A/D Converter
Part No.
A/D Channel
Convert Rate
Resolution (bit)
Voltage (volt)
uC Interface
W55AD808
8
50KHz
8
2.7 - 5.5
3 wires

 
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