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P89LPC902FD,112
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P24
P25-P27
P28-P30
P31-P33
P34-P36
P37-P39
P40-P42
P43-P45
P46-P48
P49-P51
P52-P53
Philips Semiconductors
P89LPC901/902/903
8-bit microcontr
ollers with tw
o-cloc
k 80C51 core
Product data
Rev
. 05 — 17 December 2004
4 of 53
9397 750 14465
© Koninklijk
e Philips Electronics N.V
. 2004. All rights reser
ved.
4.
Bloc
k diagram
Fig 1.
P89LPC901 bloc
k diagram.
HIGH PERFORMANCE
ACCELERA
TED 2-CLOCK 80C51 CPU
1 kB
CODE FLASH
128-BYTE
DA
T
A RAM
PORT 3
CONFIGURABLE I/Os
PORT 0
CONFIGURABLE I/Os
KEYP
AD
INTERRUPT
PROGRAMMABLE
OSCILLA
T
OR DIVIDER
CPU
CLOCK
CONFIGURABLE
OSCILLA
T
OR
ON-CHIP
RC
OSCILLA
T
OR
INTERNAL BUS
CR
YST
AL
OR
RESONA
T
OR
POWER MONIT
OR
(POWER-ON RESET
,
BRO
WNOUT RESET)
002aaa444
REAL-TIME CLOCK/
SYSTEM TIMER
TIMER 0
TIMER 1
ANALOG
COMP
ARA
T
OR
PORT 1
CONFIGURABLE I/Os
W
A
TCHDOG TIMER
AND OSCILLA
T
OR
P89LPC901
Philips Semiconductors
P89LPC901/902/903
8-bit microcontr
ollers with tw
o-cloc
k 80C51 core
Product data
Rev
. 05 — 17 December 2004
5 of 53
9397 750 14465
© Koninklijk
e Philips Electronics N.V
. 2004. All rights reser
ved.
Fig 2.
P89LPC902 bloc
k diagram.
HIGH PERFORMANCE
ACCELERA
TED 2-CLOCK 80C51 CPU
1 kB
CODE FLASH
128-BYTE
DA
T
A RAM
PORT 0
CONFIGURABLE I/Os
KEYP
AD
INTERRUPT
PROGRAMMABLE
OSCILLA
TOR DIVIDER
CPU
CLOCK
ON-CHIP
RC
OSCILLA
TOR
INTERNAL
BUS
POWER MONIT
OR
(POWER-ON RESET
,
BRO
WNOUT RESET)
002aaa445
REAL-TIME CLOCK/
SYSTEM TIMER
TIMER 0
TIMER 1
ANALOG
COMP
ARA
TORS
PORT 1
INPUT
W
A
TCHDOG TIMER
AND OSCILLA
TOR
P89LPC902
Philips Semiconductors
P89LPC901/902/903
8-bit microcontr
ollers with tw
o-cloc
k 80C51 core
Product data
Rev
. 05 — 17 December 2004
6 of 53
9397 750 14465
© Koninklijk
e Philips Electronics N.V
. 2004. All rights reser
ved.
Fig 3.
P89LPC903 bloc
k diagram.
HIGH PERFORMANCE
ACCELERA
TED 2-CLOCK 80C51 CPU
1 kB
CODE FLASH
128-BYTE
DA
T
A RAM
PORT 0
CONFIGURABLE I/Os
KEYP
AD
INTERRUPT
PROGRAMMABLE
OSCILLA
TOR DIVIDER
CPU
CLOCK
ON-CHIP
RC
OSCILLA
TOR
INTERNAL
BUS
POWER MONIT
OR
(POWER-ON RESET
,
BRO
WNOUT RESET)
002aaa446
REAL-TIME CLOCK/
SYSTEM TIMER
TIMER 0
TIMER 1
UAR
T
ANALOG
COMP
ARA
TORS
PORT 1
INPUT
W
A
TCHDOG TIMER
AND OSCILLA
TOR
P89LPC903
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P24
P25-P27
P28-P30
P31-P33
P34-P36
P37-P39
P40-P42
P43-P45
P46-P48
P49-P51
P52-P53
P89LPC902FD,112
Mfr. #:
Buy P89LPC902FD,112
Manufacturer:
NXP Semiconductors
Description:
IC MCU 8BIT 1KB FLASH 8SO
Lifecycle:
New from this manufacturer.
Delivery:
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