PIC18F47J53 Datasheet, PDF (14/586 Pages) Microchip Technology – 28/44-Pin, High-Performance USB Microcontrollers with nanoWatt XLP Technology

PIC18F47J53 FAMILY
FIGURE 1-1:
PIC18F2XJ53 (28-PIN) BLOCK DIAGRAM
Table Pointer<21>
inc/dec logic
21
20
Address Latch
Program Memory
(16 Kbytes-64 Kbytes)
Data Latch
Data Bus<8>
88
PCLATU PCLATH
PCU PCH PCL
Program Counter
31-Level Stack
STKPTR
Data Latch
Data Memory
(3.8 Kbytes)
Address Latch
12
Data Address<12>
4
BSR
12
FSR0
FSR1
FSR2
4
Access
Bank
12
8
Table Latch
inc/dec
logic
ROM Latch
Instruction Bus <16>
IR
Address
Decode
OSC2/CLKO
OSC1/CLKI
VUSB
Timing
Generation
8 MHz
INTOSC
INTRC
Oscillator
USB
Module
Precision
Band Gap
Reference
Voltage
Regulator
Instruction
Decode and
Control
State Machine
Control Signals
8
PRODH PRODL
Power-up
Timer
Oscillator
Start-up Timer
Power-on
Reset
Watchdog
Timer
Brown-out
Reset⁽²⁾
3
BITOP
8
8 x 8 Multiply
8
W
8
8
8
8
ALU<8>
8
VDDCORE/VCAP VDD,VSS
MCLR
RTCC HLVD ADC Timer0 Timer1 Timer2 Timer3 Timer4 Timer5 Timer6 Timer8 Comparators
PORTA
RA0:RA7⁽¹⁾
PORTB
RB0:RB7⁽¹⁾
PORTC
RC0:RC7⁽¹⁾
CTMU ECCP1 ECCP2 ECCP3 CCP4 CCP5 CCP6 CCP7 CCP8 CCP9 CCP10 EUSART1 EUSART2 MSSP1 MSSP2 ^USB
Note 1: See Table 1-3 for I/O port pin descriptions.
2: BOR functionality is provided when the on-board voltage regulator is enabled.
DS39964B-page 14
Preliminary
 2010 Microchip Technology Inc.