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P89C51RD2BBD/01,55

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P33P34-P36P37-P39P40-P42P43-P45P46-P48P49-P51P52-P54P55-P57P58-P60P61-P63P64-P66P67-P68
Philips Semiconductors Preliminary data
P89C51RA2/RB2/RC2/RD2xx80C51 8-bit Flash microcontroller family
8KB/16KB/32KB/64KB ISP/IAP Flash with 512B/512B/512B/1KB RAM
2002 Jul 18
4
BLOCK DIAGRAM 1
su01606
ACCELERATED 80C51 CPU
(12-CLK MODE, 6-CLK MODE)
8K / 16K / 32K /
64 KBYTE
CODE FLASH
512 / 1024 BYTE
DATA RAM
PORT 3
CONFIGURABLE I/Os
PORT 2
CONFIGURABLE I/Os
PORT 1
CONFIGURABLE I/Os
PORT 0
CONFIGURABLE I/Os
OSCILLATORCRYSTAL OR
RESONATOR
FULL-DUPLEX
ENHANCED UART
TIMER 0
TIMER 1
TIMER 2
PROGRAMMABLE
COUNTER ARRAY
(PCA)
WATCHDOG TIMER
Philips Semiconductors Preliminary data
P89C51RA2/RB2/RC2/RD2xx80C51 8-bit Flash microcontroller family
8KB/16KB/32KB/64KB ISP/IAP Flash with 512B/512B/512B/1KB RAM
2002 Jul 18
5
BLOCK DIAGRAM – CPU ORIENTED
SU01065
PSEN
EAV
PP
ALE
RST
XTAL1 XTAL2
V
CC
V
SS
PORT 0
DRIVERS
PORT 2
DRIVERS
RAM ADDR
REGISTER
RAM
PORT 0
LATCH
PORT 2
LATCH
FLASH
REGISTER
B
ACC
STACK
POINTER
TMP2
TMP1
ALU
TIMING
AND
CONTROL
INSTRUCTION
REGISTER
PD
OSCILLATOR
PSW
PORT 1
LATCH
PORT 3
LATCH
PORT 1
DRIVERS
PORT 3
DRIVERS
PROGRAM
ADDRESS
REGISTER
BUFFER
PC
INCRE-
MENTER
PROGRAM
COUNTER
DPTR’S
MULTIPLE
P1.0–P1.7
P3.0–P3.7
P0.0–P0.7 P2.0–P2.7
SFRs
TIMERS
P.C.A.
8
8 16
Philips Semiconductors Preliminary data
P89C51RA2/RB2/RC2/RD2xx80C51 8-bit Flash microcontroller family
8KB/16KB/32KB/64KB ISP/IAP Flash with 512B/512B/512B/1KB RAM
2002 Jul 18
6
LOGIC SYMBOL
PORT 0
PORT 1PORT 2
PORT 3
ADDRESS AND
DATA BUS
ADDRESS BUS
T2
T2EX
RxD
TxD
INT0
INT1
T0
T1
WR
RD
SECONDARY FUNCTIONS
RST
EA/V
PP
PSEN
ALE/PROG
V
SS
V
CC
XTAL1
XTAL2
SU01302
PINNING
Plastic Dual In-Line Package
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
T2/P1.0
T2EX/P1.1
ECI/P1.2
CEX0/P1.3
CEX1/P1.4
CEX2/P1.5
CEX3/P1.6
RST
RxD/P3.0
TxD/P3.1
INT0
/P3.2
INT1
/P3.3
T0/P3.4
T1/P3.5
CEX4/P1.7
WR
/P3.6
RD
/P3.7
XTAL2
XTAL1
V
SS
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
EA/V
PP
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
CC
DUAL
IN-LINE
PACKAGE
SU00021
Plastic Leaded Chip Carrier
LCC
6140
7
17
39
29
18 28
Pin Function
1 NIC*
2 P1.0/T2
3 P1.1/T2EX
4 P1.2/ECI
5 P1.3/CEX0
6 P1.4/CEX1
7 P1.5/CEX2
8 P1.6/CEX3
9 P1.7/CEX4
10 RST
11 P3.0/RxD
12 NIC*
13 P3.1/TxD
14 P3.2/INT0
15 P3.3/INT1
Pin Function
16 P3.4/T0
17 P3.5/T1
18 P3.6/WR
19 P3.7/RD
20 XTAL2
21 XTAL1
22 V
SS
23 NIC*
24 P2.0/A8
25 P2.1/A9
26 P2.2/A10
27 P2.3/A11
28 P2.4/A12
29 P2.5/A13
30 P2.6/A14
Pin Function
31 P2.7/A15
32 PSEN
33 ALE/PROG
34 NIC*
35 EA/V
PP
36 P0.7/AD7
37 P0.6/AD6
38 P0.5/AD5
39 P0.4/AD4
40 P0.3/AD3
41 P0.2/AD2
42 P0.1/AD1
43 P0.0/AD0
44 V
CC
SU00023
* NO INTERNAL CONNECTION
Plastic Quad Flat Pack
LQFP
44 34
1
11
33
23
12 22
Pin Function
1 P1.5/CEX2
2 P1.6/CEX3
3 P1.7/CEX4
4 RST
5 P3.0/RxD
6 NIC*
7 P3.1/TxD
8 P3.2/INT0
9 P3.3/INT1
10 P3.4/T0
11 P3.5/T1
12 P3.6/WR
13 P3.7/RD
14 XTAL2
15 XTAL1
Pin Function
16 V
SS
17 NIC*
18 P2.0/A8
19 P2.1/A9
20 P2.2/A10
21 P2.3/A11
22 P2.4/A12
23 P2.5/A13
24 P2.6/A14
25 P2.7/A15
26 PSEN
27 ALE/PROG
28 NIC*
29 EA
/V
PP
30 P0.7/AD7
Pin Function
31 P0.6/AD6
32 P0.5/AD5
33 P0.4/AD4
34 P0.3/AD3
35 P0.2/AD2
36 P0.1/AD1
37 P0.0/AD0
38 V
CC
39 NIC*
40 P1.0/T2
41 P1.1/T2EX
42 P1.2/ECI
43 P1.3/CEX0
44 P1.4/CEX1
SU01400
* NO INTERNAL CONNECTION
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P33P34-P36P37-P39P40-P42P43-P45P46-P48P49-P51P52-P54P55-P57P58-P60P61-P63P64-P66P67-P68

P89C51RD2BBD/01,55

Mfr. #:
Buy P89C51RD2BBD/01,55
Manufacturer:
NXP Semiconductors
Description:
IC MCU 8BIT 64KB FLASH 44LQFP
Lifecycle:
New from this manufacturer.
Delivery:
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Payment:
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