89V51RB2 데이터 시트보기 (PDF) - NXP Semiconductors.

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89V51RB2

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

NXP Semiconductors. 

NXP Semiconductors

5. Pinning information

5.1 Pinning

P89V51RB2/RC2/RD2

8-bit microcontrollers with 80C51 core

P1.5/MOSI/CEX2 7

P1.6/MISO/CEX3 8

P1.7/SPICLK/CEX4 9

RST 10

P3.0/RXD 11

n.c. 12

P3.1/TXD 13

P3.2/INT0 14

P3.3/INT1 15

P3.4/T0 16

P3.5/T1 17

P89V51RB2FA

P89V51RC2FA

P89V51RD2FA

Fig 2. PLCC44 pin configuration

39 P0.4/AD4

38 P0.5/AD5

37 P0.6/AD6

36 P0.7/AD7

35 EA

34 n.c.

33 ALE/PROG

32 PSEN

31 P2.7/A15

30 P2.6/A14

29 P2.5/A13

002aaa810

P89V51RB2_RC2_RD2_5

Product data sheet

Rev. 05 — 12 November 2009

© NXP B.V. 2009. All rights reserved.

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