P89V52X2 Datasheet, PDF (4/56 Pages) NXP Semiconductors – 8-bit 80C51 low power 8 kB flash microcontroller with 256 B RAM, 192 B data EEPROM

NXP Semiconductors
P89V52X2
80C51 with 256 B RAM, 192 B data EEPROM
P1.5 7
P1.6 8
P1.7 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
P89V52X2
Fig 3. 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
32 PSEN
31 P2.7/A15
30 P2.6/A14
29 P2.5/A13
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P1.5 1
P1.6 2
P1.7 3
RST 4
P3.0/RXD 5
n.c. 6
P3.1/TXD 7
P3.2/INT0 8
P3.3/INT1 9
P3.4/T0 10
P3.5/T1 11
P89V52X2
Fig 4. LQFP44 pin configuration
33 P0.4/AD4
32 P0.5/AD5
31 P0.6/AD6
30 P0.7/AD7
29 EA
28 n.c.
27 ALE
26 PSEN
25 P2.7/A15
24 P2.6/A14
23 P2.5/A13
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P89V52X2_1
Preliminary data sheet
Rev. 01 — 7 June 2007
© NXP B.V. 2007. All rights reserved.
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