PIC16F684-I/SLG Microchip, PIC16F684-I/SLG Datasheet - Page 7

• Manufacturer Part Number: PIC16F684-I/SLG
• Description: pic, flash, Microcontrollers, Microprocessors, Semiconductors and Actives, ic, mcu
• Manufacturer: Microchip

1.0
This document contains device specific information for
the PIC16F684. Additional information may be found in
the “PICmicro
Manual” (DS33023), which may be obtained from your
local Microchip Sales Representative or downloaded
from the Microchip web site.
FIGURE 1-1:
 2004 Microchip Technology Inc.
OSC2/CLKOUT
V
OSC1/CLKIN
REF
T0CKI
T1CKI
T1G
AN0 AN1 AN2 AN3
DEVICE OVERVIEW
Analog-To-Digital Converter
®
Program
Oscillator
Mid-Range MCU Family Reference
Bus
Internal
Block
Timer0
Instruction Reg
PIC16F684 BLOCK DIAGRAM
Configuration
Instruction
Generation
Decode &
14
Program
Control
Memory
Timing
AN4 AN5 AN6 AN7
2k X 14
Flash
Timer1
8
13
MCLR
Direct Addr
Start-up Timer
C1IN- C1IN+ C1OUT
Program Counter
8-Level Stack
Watchdog
Brown-out
Power-up
Oscillator
Power-on
Detect
INT
Timer
Reset
Timer
(13-Bit)
V
DD
Preliminary
2 Analog Comparators
Timer2
V
and Reference
SS
7
RAM Addr
CCP1/P1A P1B P1C P1D
C2IN- C2IN+ C2OUT
The reference manual should be considered a comple-
mentary document to this data sheet and is highly
recommended reading for a better understanding of the
device architecture and operation of the peripheral
modules.
The PIC16F684 is covered by this data sheet. It is
available in 14-pin PDIP, SOIC and TSSOP packages.
Figure 1-1 shows a block diagram of the PIC16F684
device. Table 1-1 shows the pinout description.
8
3
Data Bus
128 Bytes
Registers
W Reg
Addr MUX
ALU
RAM
File
ECCP
Status Reg
8
FSR Reg
MUX
9
Indirect
Addr
8
8
256 Bytes
EEPROM
EEADDR
EEDATA
Data
PIC16F684
PORTA
PORTC
DS41202C-page 5
RA0
RA1
RA2
RA3
RA4
RA5
RC0
RC1
RC2
RC3
RC4
RC5