PIC16F721-I/SO Microchip Technology, PIC16F721-I/SO Datasheet - Page 65

• 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

FIGURE 6-13:
FIGURE 6-14:
 2010 Microchip Technology Inc.
PORTC
PORTC
To CCP1 input
Data Bus
TRISC
TRISC
Data bus
PORTC
PORTC
TRISC
TRISC
WR
WR
RD
RD
WR
WR
RD
RD
D
D
D
D
CK
CK
CK
CK
Q
Q
Q
Q
Q
Q
Q
Q
CCP1OUT
CCP1OUT
Enable
BLOCK DIAGRAM OF RC4
BLOCK DIAGRAM OF RC5
1
0
0
1
V
V
V
V
DD
SS
DD
SS
I/O Pin
I/O Pin
FIGURE 6-15:
FIGURE 6-16:
PORTC
PORTC
PORTC
PORTC
Data Bus
TRISC
TRISC
Data Bus
TRISC
TRISC
WR
WR
WR
WR
RD
RD
Note
RD
RD
Note
PIC16F/LF720/721
1:
1:
D
D
D
D
To SS Input
To A/D Converter
To A/D Converter
CK
CK
CK
CK
ANSEL determines Analog Input mode.
ANSEL determines Analog Input mode.
Q
Q
Q
Q
Q
Q
Q
Q
SDO
PORT/SDO
BLOCK DIAGRAM OF RC6
BLOCK DIAGRAM OF RC7
Select
1
0
0
1
Analog Input
Analog Input
mode
mode
(1)
(1)
DS41430A-page 65
V
V
V
V
DD
DD
SS
SS
I/O Pin
I/O Pin