PIC16F721-I/ML Microchip Technology, PIC16F721-I/ML Datasheet - Page 20

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

Specifications of PIC16F721-I/ML

• 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-VFQFN Exposed Pad
• 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

PIC16(L)F720/721
FIGURE 5-5:
DS41409B-page 20
Note 1:
2:
This step is optional if the device is erased or not previously programmed.
See
Figure
No
5-3.
CONFIGURATION MEMORY PROGRAM FLOWCHART
Memory Command
Program Cycle
From Program
Data Correct?
Configuration
Read Data
Bulk Erase
Memory
One-word
(User ID)
Address =
Program
Command
Increment
2004h?
Address
Start
Load
Yes
(1)
(2)
Yes
No
Advance Information
Programming
Memory Command
Program Cycle
(Config. Word 1)
Program Cycle
Memory Command
(Config. Word 2)
Data Correct?
From Program
Report
Failure
From Program
Command
Command
Increment
Increment
Command
One-word
Read Data
Increment
Command
One-word
Increment
Address
Address
Address
Read Data
Address
Yes
(2)
(2)
No
Programming
Report
Failure
Data Correct?
Done
Yes
 2011 Microchip Technology Inc.
No
Programming
Report
Failure