AT89C5131A-M(2005) View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

AT89C5131A-M
(Rev.:2005)

8-bit Flash Microcontroller with Full Speed USB Device

Atmel Corporation 

Figure 3. AT89C5130A/31A-M 32-pin QFN Pinout

32 31 30 29 28 27 26 25

P4.1/SDA 1

XTAL2 2

24 P1.0/T2/KIN0

23 RST

XTAL1 3

22 NC

VDD 4

UCAP 5

QFN32

21 VSS

20 NC

AVSS 6

19 P3.7/RD/LED3

P3.0/RxD 7

18 P3.6/WR/LED2

PLLF 8

17 P3.5/T1/LED1

9 10 11 12 13 14 15 16

Note : The metal plate can be connected to Vss

6 AT89C5130A/31A-M

4337C–USB–02/05

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