PIC16F721-E/ML Microchip Technology, PIC16F721-E/ML Datasheet - Page 28

• Manufacturer Part Number: PIC16F721-E/ML
• Description: 7 KB FLASH, 256 B SRAM, 18 I/O 20 QFN 4x4mm TUBE
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 16Fr

Specifications of PIC16F721-E/ML

• 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 ~ 125°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC16F/LF720/721
TABLE 3-1:
TABLE 3-2:
DS41430A-page 28
Power-on Reset
MCLR Reset during normal operation
MCLR Reset during Sleep
WDT Reset
WDT Wake-up
Brown-out Reset
Interrupt Wake-up from Sleep
Legend: u = unchanged, x = unknown, - = unimplemented bit, reads as ‘0’.
Note 1: When the wake-up is due to an interrupt and Global Interrupt Enable bit (GIE) is set, the return address is
POR
0
0
0
1
1
1
1
1
2: If a Status bit is not implemented, that bit will be read as ‘0’.
pushed on the stack and PC is loaded with the interrupt vector (0004h) after execution of PC + 1.
BOR
x
x
x
0
1
1
1
1
STATUS BITS AND THEIR SIGNIFICANCE
RESET CONDITION FOR SPECIAL REGISTERS
TO
1
0
x
1
0
0
u
1
Condition
PD
1
x
0
1
1
0
u
0
Power-on Reset or LDO Reset
Illegal, TO is set on POR
Illegal, PD is set on POR
Brown-out Reset
WDT Reset
WDT Wake-up
MCLR Reset during normal operation
MCLR Reset during Sleep or interrupt wake-up from Sleep
Program
PC + 1
Counter
PC + 1
0000h
0000h
0000h
0000h
0000h
Condition
(1)
(2)
0001 1xxx
000u uuuu
0001 0uuu
0000 1uuu
uuu0 0uuu
0001 1uuu
uuu1 0uuu
Register
STATUS
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---- --0x
---- --uu
---- --uu
---- --uu
---- --uu
---- --u0
---- --uu
Register
PCON