p87cl884t NXP Semiconductors, p87cl884t Datasheet - Page 5

• Manufacturer Part Number: p87cl884t
• Description: P8xcl883; P8xcl884 Telx Microcontrollers For Ct0 Handset/basestation Applications
• Manufacturer: NXP Semiconductors

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(1) Only available on the P8xCL884.
(2) Alternative functions of Port 1.
(3) MOUT0 is the alternative function of P3.1.
(4) Alternative functions of Port 3; T0 is only available on the P8xCL883.
(5) In-circuit OTP programming.
(6) By software, any I/O pin can be used.
(7) Port 3: P3.0, P3.1 and P3.4; P3.4 is only available on the P8xCL883.
CLK
XTAL1
XTAL2
(2)
ACO
P0
TWO 16-BIT
COUNTERS
PARALLEL
I/O PORTS
(T0, T1)
TIMER/
EVENT
T0
P1
(4)
P3
(7)
INT2 to INT9
TXD
SERIAL
UART
PORT
CPU
(4)
RXD
8
(4)
(2)
T2
PROGRAM
COUNTER WITH
OTP/ROM
MEMORY
TIMER/EVENT
(2)
CAPTURE/
COMPARE
T2EX
V DD
16-BIT
(T2)
Fig.1 Block diagram.
T2COMP
(5)
(2)
V PP
MEMORY
DATA
RAM
(2)
V SS
EEPROM
(1)
TONE
DTMF
SDA
(1)
INTERFACE
I
2
(2)
C-BUS
P87CL883
P87CL884
SCL
RX_MUTE
(2)
TX_MUTE
MSK MODEM
WATCHDOG
(6)
TIMER
RST
(T3)
(6)
MIN
internal bus
8-bit
PORENABLE
POR
LVD
MBK981
MOUT0
MOUT1
MOUT2
(3)