PIC16F721-I/SO Microchip Technology, PIC16F721-I/SO Datasheet - Page 7

• 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

Table of Contents
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
9.0
10.0 Fixed Voltage Reference........................................................................................................................................................... 87
11.0 Temperature Indicator Module ................................................................................................................................................... 89
12.0 Timer0 Module .......................................................................................................................................................................... 91
13.0 Timer1 Module with Gate Control.............................................................................................................................................. 95
14.0 Timer2 Module ........................................................................................................................................................................ 107
15.0 Capture/Compare/PWM (CCP) Module .................................................................................................................................. 109
16.0 Addressable Universal Synchronous Asynchronous Receiver Transmitter (AUSART) .......................................................... 119
17.0 SSP Module Overview ............................................................................................................................................................ 139
18.0 Flash Program Memory Self Read/Self Write Control............................................................................................................. 161
19.0 Power-Down Mode (Sleep) ..................................................................................................................................................... 169
20.0 In-Circuit Serial Programming™ (ICSP™) .............................................................................................................................. 171
21.0 Instruction Set Summary ......................................................................................................................................................... 173
22.0 Development Support.............................................................................................................................................................. 183
23.0 Electrical Specifications........................................................................................................................................................... 187
24.0 DC and AC Characteristics Graphs and Charts ...................................................................................................................... 213
25.0 Packaging Information............................................................................................................................................................. 225
Appendix A: Data Sheet Revision History......................................................................................................................................... 233
Appendix B: Migrating From Other PIC
The Microchip Web Site .................................................................................................................................................................... 241
Customer Change Notification Service ............................................................................................................................................. 241
Customer Support ............................................................................................................................................................................. 241
Reader Response ............................................................................................................................................................................. 242
Product Identification System ............................................................................................................................................................ 243
 2010 Microchip Technology Inc.
Device Overview ......................................................................................................................................................................... 9
Memory Organization ................................................................................................................................................................ 13
Resets ....................................................................................................................................................................................... 27
Interrupts ................................................................................................................................................................................... 37
Low Dropout (LDO) Voltage Regulator ..................................................................................................................................... 45
I/O Ports .................................................................................................................................................................................... 47
Oscillator Module....................................................................................................................................................................... 67
Device Configuration ................................................................................................................................................................. 73
Analog-to-Digital Converter (ADC) Module ............................................................................................................................... 77
®
Devices............................................................................................................................. 233
PIC16F/LF720/721
DS41430A-page 7