PIC16F877A-E/PT Microchip Technology, PIC16F877A-E/PT Datasheet - Page 142

• Manufacturer Part Number: PIC16F877A-E/PT
• Description: IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,TQFP,44PIN,PLASTIC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F877A-E/PT

• Rohs Compliant: YES
• 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: -40°C ~ 125°C
• Package / Case: 44-TQFP, 44-VQFP
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 368 B
• Interface Type: I2C, SPI, USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 33
• Number Of Timers: 1 x 16 bit
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 125 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, DV164120
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC16F87XA
TABLE 12-1:
DS39582B-page 140
9Ch
9Dh
0Bh, 8Bh,
10Bh,18Bh
0Dh
8Dh
05h
85h
Legend:
Address
x = unknown, u = unchanged, - = unimplemented, read as ‘0’. Shaded cells are unused by the comparator module.
CMCON
CVRCON CVREN
INTCON
PIR2
PIE2
PORTA
TRISA
Name
REGISTERS ASSOCIATED WITH COMPARATOR MODULE
C2OUT
GIEH
Bit 7
GIE/
—
—
—
—
CVROE
C1OUT
PEIE/
CMIF
CMIE
GIEL
Bit 6
—
—
TMR0IE
PORTA Data Direction Register
C2INV
CVRR
Bit 5
RA5
—
—
C1INV
INTIE
Bit 4
RA4
—
—
—
BCLIF
BCLIE
CVR3
RBIE
Bit 3
RA3
CIS
TMR0IF
LVDIE
CVR2
LVDIF
Bit 2
CM2
RA2
TMR3IF CCP2IF
TMR3IE CCP2IE -0-- 0000 -0-- 0000
CVR1
INTIF
Bit 1
CM1
RA1
CVR0
RBIF
Bit 0
CM0
 2003 Microchip Technology Inc.
RA0
0000 0111 0000 0111
000- 0000 000- 0000
0000 000x 0000 000u
-0-- 0000 -0-- 0000
--0x 0000 --0u 0000
--11 1111 --11 1111
Value on
POR
Value on
all other
Resets