PIC16F690-E/P Microchip Technology Inc., PIC16F690-E/P Datasheet - Page 11

• Manufacturer Part Number: PIC16F690-E/P
• Description: 20 PIN, 7 KB FLASH, 256 RAM, 18 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F690-E/P

• A/d Inputs: 12-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 7 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 18
• Interface: USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 20-pin PDIP
• Programmable Memory: 7K Bytes
• Ram Size: 256 Bytes
• Speed: 20 MHz
• Timers: 2-8-bit, 1-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

1.0
The PIC16F631/677/685/687/689/690 devices are
covered by this data sheet. They are available in 20-pin
PDIP, SOIC, TSSOP and QFN packages.
FIGURE 1-1:
© 2006 Microchip Technology Inc.
OSC1/CLKI
OSC2/CLKO
Oscillator
DEVICE OVERVIEW
Program
Internal
Ultra Low-Power
Block
Bus
Wake-up
ULPWU
Instruction Reg
Configuration
Decode and
Instruction
Generation
Program
14
1K x 14
Memory
Control
Flash
Timing
PIC16F631 BLOCK DIAGRAM
8
13
Timer0
T0CKI
MCLR
Start-up Timer
8-Level Stack (13-bit)
Watchdog
Brown-out
Power-up
Oscillator
Power-on
Direct Addr
Program Counter
PIC16F631/677/685/687/689/690
Reset
Reset
Timer
Timer
V
DD
INT
V
SS
T1G
Timer1
7
T1CKI
Preliminary
8
3
W Reg
ALU
Addr MUX
Data Bus
Registers
64 bytes
STATUS Reg
RAM
File
Block Diagrams and pinout descriptions of the devices
are as follows:
• PIC16F631 (Figure 1-1, Table 1-1)
• PIC16F677 (Figure 1-2, Table 1-2)
• PIC16F685 (Figure 1-3, Table 1-3)
• PIC16F687/PIC16F689 (Figure 1-4, Table 1-4)
• PIC16F690 (Figure 1-5, Table 1-5)
FSR Reg
MUX
128 Bytes
EEPROM
8
EEADR
EEDAT
9
Data
RAM Addr
Indirect
8
Addr
8
C1IN- C1IN+ C1OUT
PORTA
PORTB
PORTC
Analog Comparators
and Reference
2
C2IN- C2IN+ C2OUT
RA0
RA1
RA2
RA3
RA4
RA5
RB4
RB5
RB6
RB7
RC0
RC1
RC2
RC3
RC4
RC5
RC6
RC7
DS41262C-page 9