P87C51RB2BBD NXP Semiconductors, P87C51RB2BBD Datasheet - Page 6

• Manufacturer Part Number: P87C51RB2BBD
• Description: MCU 8-Bit 87C 80C51 CISC 16KB EPROM 3.3V/5V 44-Pin LQFP Tray
• Manufacturer: NXP Semiconductors

Specifications of P87C51RB2BBD

• Package: 44LQFP
• Device Core: 80C51
• Family Name: 87C
• Maximum Speed: 33 MHz
• Ram Size: 512 Byte
• Program Memory Size: 16 KB
• Operating Supply Voltage: 3.3|5 V
• Data Bus Width: 8 Bit
• Program Memory Type: EPROM
• Number Of Programmable I/os: 32
• Interface Type: UART
• Operating Temperature: 0 to 70 °C
• Number Of Timers: 3

Philips Semiconductors
LOGIC SYMBOL
PINNING
Plastic Dual In-Line Package
2003 Jan 24
80C51 8-bit microcontroller family
with 512B/1KB RAM, low voltage (2.7 to 5.5 V), low power, high
speed (30/33 MHz)
INT0
INT1
RxD
TxD
WR
RD
T0
T1
ALE/PROG
CEX0/P1.3
CEX1/P1.4
CEX2/P1.5
CEX3/P1.6
CEX4/P1.7
T2EX/P1.1
EA/V
INT0/P3.2
INT1/P3.3
RxD/P3.0
TxD/P3.1
PSEN
ECI/P1.2
WR/P3.6
RD/P3.7
T2/P1.0
T0/P3.4
T1/P3.5
RST
XTAL2
XTAL1
XTAL1
XTAL2
PP
RST
V
SS
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
V
CC
PACKAGE
IN-LINE
DUAL
V
SS
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
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/V
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
8KB/16KB/32KB/64KB OTP
CC
SU00021
T2
T2EX
ADDRESS AND
PP
ADDRESS BUS
DATA BUS
SU01672
6
Plastic Leaded Chip Carrier
Plastic Quad Flat Pack
* NO INTERNAL CONNECTION
* NO INTERNAL CONNECTION
Pin
10
11
12
13
14
15
1
2
3
4
5
6
7
8
9
Pin
10
11
12
13
14
15
1
2
3
4
5
6
7
8
9
Function
NIC*
P1.0/T2
P1.1/T2EX
P1.2/ECI
P1.3/CEX0
P1.4/CEX1
P1.5/CEX2
P1.6/CEX3
P1.7/CEX4
RST
P3.0/RxD
NIC*
P3.1/TxD
P3.2/INT0
P3.3/INT1
Function
P1.5/CEX2
P1.6/CEX3
P1.7/CEX4
RST
P3.0/RxD
NIC*
P3.1/TxD
P3.2/INT0
P3.3/INT1
P3.4/T0
P3.5/T1
P3.6/WR
P3.7/RD
XTAL2
XTAL1
P87C51RA2/RB2/RC2/RD2
11
1
17
7
Pin
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
18
44
12
Pin
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
6
Function
P3.4/T0
P3.5/T1
P3.6/WR
P3.7/RD
XTAL2
XTAL1
V
NIC*
P2.0/A8
P2.1/A9
P2.2/A10
P2.3/A11
P2.4/A12
P2.5/A13
P2.6/A14
Function
V
NIC*
P2.0/A8
P2.1/A9
P2.2/A10
P2.3/A11
P2.4/A12
P2.5/A13
P2.6/A14
P2.7/A15
PSEN
ALE/PROG
NIC*
EA/V
P0.7/AD7
SS
LCC
LQFP
SS
1
PP
40
28
34
22
39
29
Pin
31
32
33
34
35
36
37
38
39
40
41
42
43
44
Pin
31
32
33
34
35
36
37
38
39
40
41
42
43
44
33
23
Function
P2.7/A15
PSEN
ALE/PROG
NIC*
EA/V
P0.7/AD7
P0.6/AD6
P0.5/AD5
P0.4/AD4
P0.3/AD3
P0.2/AD2
P0.1/AD1
P0.0/AD0
V
Function
P0.6/AD6
P0.5/AD5
P0.4/AD4
P0.3/AD3
P0.2/AD2
P0.1/AD1
P0.0/AD0
V
NIC*
P1.0/T2
P1.1/T2EX
P1.2/ECI
P1.3/CEX0
P1.4/CEX1
SU00023
CC
CC
SU01400
Product data
PP