PIC16F721-I/SO Microchip Technology, PIC16F721-I/SO Datasheet - Page 82

• Manufacturer Part Number: PIC16F721-I/SO
• Description: MCU PIC 4K FLASH 20-SOIC
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 16Fr

Specifications of PIC16F721-I/SO

• Core Size: 8-Bit
• Program Memory Size: 7KB (4K x 14)
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Core Processor: PIC
• Speed: 16MHz
• Connectivity: I²C, SPI, UART/USART
• Number Of I /o: 17
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 12x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-SOIC (0.300", 7.50mm Width)
• Controller Family/series: PIC16F
• No. Of I/o's: 18
• Ram Memory Size: 256Byte
• Cpu Speed: 16MHz
• No. Of Timers: 3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC16F/LF720/721
REGISTER 9-2:
REGISTER 9-3:
DS41430A-page 82
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7
bit 6-4
bit 3-0
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7-0
ADRES7
R/W-x
U-0
—
Unimplemented: Read as ‘0’
ADCS<2:0>: A/D Conversion Clock Select bits
000 = F
001 = F
010 = F
011 = F
100 = F
101 = F
110 = F
111 = F
Unimplemented: Read as ‘0’
ADRES<7:0>: ADC Result Register bits
8-bit conversion result.
ADRES6
ADCS2
R/W-0
R/W-x
ADCON1: A/D CONTROL REGISTER 1
ADRES: ADC RESULT REGISTER
OSC
OSC
OSC
RC
OSC
OSC
OSC
RC
(clock supplied from a dedicated RC oscillator)
(clock supplied from a dedicated RC oscillator)
/2
/8
/32
/4
/16
/64
W = Writable bit
‘1’ = Bit is set
W = Writable bit
‘1’ = Bit is set
ADRES5
ADCS1
R/W-0
R/W-x
ADRES4
ADCS0
R/W-0
R/W-x
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
ADRES3
R/W-x
U-0
—
ADRES2
R/W-x
U-0
—
 2010 Microchip Technology Inc.
x = Bit is unknown
x = Bit is unknown
ADRES1
R/W-x
U-0
—
ADRES0
R/W-x
U-0
—
bit 0
bit 0