P89V51RB2BA View Datasheet(PDF) - Philips Electronics

Part Name

Description

Manufacturer

P89V51RB2BA

8-bit 80C51 5 V low power 16/32/64 kB Flash microcontroller with 1 kB RAM

Philips Electronics 

Philips Semiconductors

P89V51RB2/RC2/RD2

8-bit microcontrollers with 80C51 core

handbook, halfpage

T2/P1.0 1

T2EX/P1.1 2

ECI/P1.2 3

CEX0/P1.3 4

CEX1/SS/P1.4 5

CEX2/MOSI/P1.5 6

CEX3/MISO/P1.6 7

CEX4/SCK/P1.7 8

RST 9

RXD/P3.0 10

TXD/P3.1 11

INT0/P3.2 12

INT1/P3.3 13

T0/P3.4 14

T1/P3.5 15

WR/P3.6 16

RD/P3.7 17

XTAL2 18

XTAL1 19

VSS 20

Fig 3. DIP40 pin configuration.

40 VDD

39 P0.0/AD0

38 P0.1/AD1

37 P0.2/AD2

36 P0.3/AD3

35 P0.4/AD4

34 P0.5/AD5

33 P0.6/AD6

32 P0.7/AD7

31 EA

30 ALE/PROG

29 PSEN

28 P2.7/A15

27 P2.6/A14

26 P2.5/A13

25 P2.4/A12

24 P2.3/A11

23 P2.2/A10

22 P2.1/A9

21 P2.0/A8

002aaa811

9397 750 14341

Product data

Rev. 03 — 02 December 2004

© Koninklijke Philips Electronics N.V. 2004. All rights reserved.

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