PIC16F877T-20/PT Microchip Technology, PIC16F877T-20/PT Datasheet - Page 60

• Manufacturer Part Number: PIC16F877T-20/PT
• Description: IC MCU FLASH 8KX14 EE 44TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F877T-20/PT

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Size: 14KB (8K x 14)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 368 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 44-TQFP, 44-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PICmicro MID-RANGE MCU FAMILY
3.3
DS31003A-page 3-10
Registers and Status Bit Values
Table 3-2:
Legend:
Note 1: Not all devices have BOR circuitry.
POR
1
1
1
1
1
0
0
0
(2)
(2)
(2)
(2)
(2)
2: These bits are unchanged for the given conditions, and when initialized (set) after a
u
POR or a BOR will read as a '1'.
BOR
= unchanged,
Status Bits and Their Significance
1
1
1
1
x
x
x
0
(2)
(2)
(2)
(2)
(1)
TO
1
0
x
1
0
0
u
1
x
= unknown,
PD
1
x
0
1
1
0
u
0
Power-on 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
-
= unimplemented bit, reads as ‘0’.
Condition
1997 Microchip Technology Inc.