p89v51rb2 NXP Semiconductors, p89v51rb2 Datasheet - Page 5

• Manufacturer Part Number: p89v51rb2
• Description: 8-bit 80c51 5 V Low Power 16/32/64 Kb Flash Microcontroller With 1 Kb Ram
• Manufacturer: NXP Semiconductors

NXP Semiconductors
P89V51RB2_RC2_RD2_4
Product data sheet
Fig 3. DIP40 pin configuration
Fig 4. TQFP44 pin configuration
P1.5/MOSI/CEX2
P1.6/MISO/CEX3
P1.7/SCK/CEX4
P1.5/MOSI/CEX2
P1.6/MISO/CEX3
P1.7/SCK/CEX4
P1.4/SS/CEX1
P3.2/INT0
P3.3/INT1
P3.0/RXD
P3.1/TXD
P1.3/CEX0
P1.1/T2EX
P3.2/INT0
P3.3/INT1
P3.0/RXD
P3.4/T0
P3.5/T1
P3.1/TXD
P1.2/ECI
P3.6/WR
P3.7/RD
P1.0/T2
P3.4/T0
P3.5/T1
XTAL2
XTAL1
RST
n.c.
Rev. 04 — 1 May 2007
RST
V
SS
10
11
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
P89V51RD2BN
P89V51RB2FN
P89V51RC2FN
P89V51RD2FN
002aaa811
P89V51RB2BBC
P89V51RC2FBC
P89V51RD2FBC
P89V51RB2/RC2/RD2
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
8-bit microcontrollers with 80C51 core
V
P0.0/AD0
P0.1/AD1
P0.2/AD2
P0.3/AD3
P0.4/AD4
P0.5/AD5
P0.6/AD6
P0.7/AD7
EA
ALE/PROG
PSEN
P2.7/A15
P2.6/A14
P2.5/A13
P2.4/A12
P2.3/A11
P2.2/A10
P2.1/A9
P2.0/A8
DD
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
n.c.
ALE/PROG
PSEN
P2.7/A15
P2.6/A14
P2.5/A13
© NXP B.V. 2007. All rights reserved.
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