PIC16F872-I/SO Microchip Technology, PIC16F872-I/SO Datasheet - Page 95

• Manufacturer Part Number: PIC16F872-I/SO
• Description: IC MCU FLASH 2KX14 EE 28SOIC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F872-I/SO

• Program Memory Type: FLASH
• Program Memory Size: 3.5KB (2K x 14)
• Package / Case: 28-SOIC (7.5mm Width)
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 22
• Eeprom Size: 64 x 8
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 5x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 128 B
• Interface Type: I2C/SPI/SSP
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 22
• Number Of Timers: 3
• Operating Supply Voltage: 4 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DM163022
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 5-ch x 10-bit
• Package: 28SOIC W
• Device Core: PIC
• Family Name: PIC16
• Maximum Speed: 20 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT28SO-1 - SOCKET TRANSITION 28SOIC 300MIL309-1073 - ADAPTER 28-SOIC TO 28-SOIC309-1024 - ADAPTER 28-SOIC TO 28-DIP309-1023 - ADAPTER 28-SOIC TO 28-DIP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

TABLE 11-4:
TABLE 11-5:
TABLE 11-6:
© 2006 Microchip Technology Inc.
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, read as '0'
Note 1: When the wake-up is due to an interrupt and the GIE bit is set, the PC is loaded with the interrupt vector
W
INDF
TMR0
PCL
STATUS
FSR
PORTA
PORTB
PORTC
PCLATH
INTCON
PIR1
PIR2
Legend: u = unchanged, x = unknown, - = unimplemented bit, read as '0', q = value depends on condition,
Note 1: One or more bits in INTCON, PIR1 and/or PIR2 will be affected (to cause wake-up).
POR
0
0
0
1
1
1
1
1
2: When the wake-up is due to an interrupt and the GIE bit is set, the PC is loaded with the interrupt vector
3: See Table 11-5 for RESET value for specific condition.
r = reserved, maintain clear
(0004h).
(0004h).
BOR
Register
x
x
x
0
1
1
1
1
STATUS BITS AND THEIR SIGNIFICANCE
RESET CONDITION FOR SPECIAL REGISTERS
INITIALIZATION CONDITIONS FOR ALL REGISTERS
TO
1
0
x
1
0
0
u
1
Condition
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 or interrupt wake-up from SLEEP
Brown-out Reset
Power-on Reset,
xxxx xxxx
xxxx xxxx
0001 1xxx
xxxx xxxx
--0x 0000
xxxx xxxx
xxxx xxxx
---0 0000
0000 000x
r0rr 0000
-r-0 0--r
0000h
N/A
Program
PC + 1
Counter
PC + 1
000h
000h
000h
000h
000h
(1)
MCLR Resets
uuuu uuuu
uuuu uuuu
000q quuu
uuuu uuuu
--0u 0000
uuuu uuuu
uuuu uuuu
---0 0000
0000 000u
r0rr 0000
-r-0 0--r
WDT Reset
0000h
N/A
0001 1xxx
000u uuuu
0001 0uuu
0000 1uuu
uuu0 0uuu
0001 1uuu
uuu1 0uuu
Register
STATUS
(3)
PIC16F872
Wake-up via WDT or
uuuu uuuu
uuuu uuuu
uuuq quuu
uuuu uuuu
--uu uuuu
uuuu uuuu
uuuu uuuu
---u uuuu
uuuu uuuu
rurr uuuu
-r-u u--r
---- --0x
---- --uu
---- --uu
---- --uu
---- --uu
---- --u0
---- --uu
Interrupt
PC + 1
DS30221C-page 93
Register
PCON
N/A
(2)
(3)
(1)
(1)
(1)