PIC16F721T-I/SS Microchip Technology, PIC16F721T-I/SS Datasheet - Page 75

• Manufacturer Part Number: PIC16F721T-I/SS
• Description: 7 KB FLASH, 256 B SRAM, 18 I/O 20 SSOP .209in T/R
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 16Fr

Specifications of PIC16F721T-I/SS

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 17
• Program Memory Size: 7KB (4K x 14)
• 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: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

REGISTER 8-2:
 2010 Microchip Technology Inc.
bit 15
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 13-5
bit 4
bit 3-2
bit 1-0
U-1
—
—
Unimplemented: Read as ‘1’
Reserved: Maintain as ‘1’
Unimplemented: Read as ‘1’
WRT<1:0>: Flash Memory Self-Write Protection bits
2 kW Flash memory: PIC16F722/LF722:
4 kW Flash memory: PIC16F723/LF723:
11 = Write protection off
10 = 000h to 1FFh write-protected, 200h to 7FFh may be modified by EECON control
01 = 000h to 3FFh write-protected, 400h to 7FFh may be modified by EECON control
00 = 000h to 7FFh write-protected, no addresses may be modified by EECON control
11 = Write protection off
10 = 000h to 1FFh write-protected, 200h to FFFh may be modified by EECON control
01 = 000h to 7FFh write-protected, 800h to FFFh may be modified by EECON control
00 = 000h to FFFh write-protected, no addresses may be modified by EECON control
U-1
—
—
CONFIGURATION WORD 2
P = Programmable bit
W = Writable bit
‘1’ = Bit is set
U-1
U-1
—
—
Reserved
U-1
—
—
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
U-1
U-1
—
—
PIC16F/LF720/721
U-1
U-1
—
—
x = Bit is unknown
WRT1
R/P-1
U-1
—
DS41430A-page 75
WRT0
R/P-1
U-1
—
bit 8
bit 0