P89V51RD2 Philips Semiconductors, P89V51RD2 Datasheet - Page 6

• Manufacturer Part Number: P89V51RD2
• Description: 8-bit 80C51 5 V low power 64 kB Flash microcontroller with 1 kB RAM
• Manufacturer: Philips Semiconductors

Philips Semiconductors
9397 750 12964
Product data
Fig 4. TQFP44 pin configuration.
CEX2/MOSI/P1.5
CEX3/MISO/P1.6
CEX4/SCK/P1.7
INT0/P3.2
INT1/P3.3
RXD/P3.0
TXD/P3.1
T0/P3.4
T1/P3.5
RST
NC
Rev. 01 — 01 March 2004
10
11
1
2
3
4
5
6
7
8
9
P89V51RD2FBC
8-bit microcontrollers with 80C51 core
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
P89V51RD2
002aaa812
33
32
31
30
29
28
27
26
25
24
23
P0.4/AD4
P0.5/AD5
P0.6/AD6
P0.7/AD7
EA
NC
ALE/PROG
PSEN
P2.7/A15
P2.6/A14
P2.5/A13
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