AT89C5131A-L View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

AT89C5131A-L

8-bit Flash Microcontroller with Full Speed USB Device

Atmel Corporation 

AT89C5131A-L

Typical Application

Recommended External components

All the external components described in the figure below must be implemented as

close as possible from the microcontroller package.

The following figure represents the typical wiring schematic.

Figure 4. Typical Application

VDD

100nF

VSS

4.7µF

VSS

100nF

VSS

1.5K

USB

VBUS

27R

D+

27R

D-

GND

VSS

2.2nF

100R

10nF

VSS

VSS

VRef

AT89C5131A-L

D+

XTAL1

D-

Q

XTAL2

22pF

22pF

VSS

PLLF

VSS

11

4338E–USB–06/06

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