PIC16F690-E/P Microchip Technology Inc., PIC16F690-E/P Datasheet - Page 13

• 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

FIGURE 1-3:
© 2006 Microchip Technology Inc.
V
REF
OSC1/CLKI
OSC2/CLKO
AN0 AN1 AN2 AN3 AN4 AN5 AN6
AN8 AN9 AN10 AN11
Oscillator
Program
Internal
Ultra Low-Power
Analog-To-Digital Converter
Block
Bus
Wake-up
ULPWU
Instruction Reg
Configuration
PIC16F685 BLOCK DIAGRAM
Decode and
Instruction
Generation
Program
14
4K x 14
Memory
Control
Flash
Timing
8
PIC16F631/677/685/687/689/690
13
Timer0
T0CKI
MCLR
Start-up Timer
8-Level Stack (13-bit)
AN7
Watchdog
Brown-out
Power-up
Oscillator
Power-on
Direct Addr
Program Counter
Reset
Reset
Timer
Timer
V
DD
C1IN- C1IN+ C1OUT
INT
V
SS
Preliminary
T1G
Timer1
Analog Comparators
7
T1CKI
and Reference
8
3
2
C2IN- C2IN+ C2OUT
W Reg
ALU
Addr MUX
256 bytes
Data Bus
Registers
STATUS Reg
RAM
File
Timer2
FSR Reg
MUX
8
9
RAM Addr
Indirect
Addr
8
8
PORTA
PORTB
PORTC
256 Bytes
EEPROM
EEADR
EEDAT
Data
CCP1/
P1A
RA0
RA1
RA2
RA3
RA4
RA5
RC0
RC1
RC2
RC3
RC4
RC5
RC6
RC7
RB4
RB5
RB6
RB7
P1B P1C P1D
ECCP+
DS41262C-page 11