PIC16F687-E/P Microchip Technology, PIC16F687-E/P Datasheet - Page 115

• Manufacturer Part Number: PIC16F687-E/P
• Description: IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,DIP,20PIN,PLASTIC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F687-E/P

• Rohs Compliant: YES
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, WDT
• Number Of I /o: 18
• Program Memory Size: 3.5KB (2K x 14)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 128 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-DIP (0.300", 7.62mm)
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 128 B
• Interface Type: I2C, SPI, SSP, EUSART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 18
• Number Of Timers: 2
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DM163029, DV164120
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 12 Channel
• Data Rom Size: 256 B
• A/d Bit Size: 10 bit
• A/d Channels Available: 12
• Height: 3.3 mm
• Length: 26.16 mm
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Width: 6.35 mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AC162061 - HEADER INTRFC MPLAB ICD2 20PINAC164039 - MODULE SKT PROMATE II 20DIP/SOICDM163029 - BOARD PICDEM FOR MECHATRONICSACICE0203 - MPLABICE 20P 300 MIL ADAPTER
• Lead Free Status / Rohs Status: Details

REGISTER 9-1:
© 2008 Microchip Technology Inc.
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7
bit 6
bit 5-2
bit 1
bit 0
ADFM
R/W-0
ADFM: A/D Conversion Result Format Select bit
1 = Right justified
0 = Left justified
VCFG: Voltage Reference bit
1 = V
0 = V
CHS<3:0>: Analog Channel Select bits
0000 = AN0
0001 = AN1
0010 = AN2
0011 = AN3
0100 = AN4
0101 = AN5
0110 = AN6
0111 = AN7
1000 = AN8
1001 = AN9
1010 = AN10
1011 = AN11
1100 = CV
1101 = 0.6V Fixed Voltage Reference
1110 = Reserved. Do not use.
1111 = Reserved. Do not use.
GO/DONE: A/D Conversion Status bit
1 = A/D conversion cycle in progress. Setting this bit starts an A/D conversion cycle.
0 = A/D conversion completed/not in progress
ADON: ADC Enable bit
1 = ADC is enabled
0 = ADC is disabled and consumes no operating current
VCFG
R/W-0
This bit is automatically cleared by hardware when the A/D conversion has completed.
REF
DD
ADCON0: A/D CONTROL REGISTER 0
pin
REF
W = Writable bit
‘1’ = Bit is set
CHS3
R/W-0
PIC16F631/677/685/687/689/690
CHS2
R/W-0
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
CHS1
R/W-0
CHS0
R/W-0
x = Bit is unknown
GO/DONE
R/W-0
DS41262E-page 113
ADON
R/W-0
bit 0