PIC16F690-E/ML Microchip Technology, PIC16F690-E/ML Datasheet - Page 11

• Manufacturer Part Number: PIC16F690-E/ML
• Description: IC, 8BIT MCU, PIC16F, 20MHZ, QFN-20
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F690-E/ML

• Controller Family/series: PIC16F
• No. Of I/o's: 18
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 256Byte
• Cpu Speed: 20MHz
• No. Of Timers: 3
• Core Size: 8 Bit
• Program Memory Size: 4096 Words
• Core Processor: PIC
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 18
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 20-VQFN Exposed Pad, 20-HVQFN, 20-SQFN, 20-DHVQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT20QFN-1 - SOCKET TRANSITION 20DIP-20QFNAC164324 - MODULE SKT FOR MPLAB 8DFN/16QFNPIC16F690DM-PCTLHS - BOARD DEMO PICTAIL HUMIDITY SNSRAC162061 - HEADER INTRFC MPLAB ICD2 20PIN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

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:
© 2008 Microchip Technology Inc.
OSC1/CLKI
OSC2/CLKO
Oscillator
Program
DEVICE OVERVIEW
Internal
Ultra Low-Power
Block
Bus
Wake-up
ULPWU
Instruction Reg
Configuration
Decode and
Generation
Instruction
14
Program
1K x 14
Memory
Control
Flash
Timing
PIC16F631 BLOCK DIAGRAM
8
13
Timer0
T0CKI
MCLR
Start-up Timer
8-Level Stack (13-bit)
Brown-out
Watchdog
Power-up
Power-on
Direct Addr
Oscillator
Program Counter
PIC16F631/677/685/687/689/690
Reset
Reset
Timer
Timer
V
DD
INT
V
SS
T1G
Timer1
7
T1CKI
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
DS41262E-page 9