PIC16F887-I/PT Microchip Technology Inc., PIC16F887-I/PT Datasheet - Page 17

• Manufacturer Part Number: PIC16F887-I/PT
• Description: MCU, 8-Bit, 8KW Flash, 368 RAM, 36 I/O, TQFP-44
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F887-I/PT

• A/d Inputs: 14-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 5 MIPS
• Eeprom Memory: 256 Bytes
• Frequency: 20 MHz
• Input Output: 35
• Interface: I2C/SPI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 44-pin TFQP
• Programmable Memory: 14K Bytes
• Ram Size: 368 Bytes
• Resistance, Drain To Source On: Bytes
• Serial Interface: MSSP or EUSART
• Speed: 20 MHz
• Timers: 2-8-bit, 1-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

FIGURE 1-2:
© 2007 Microchip Technology Inc.
OSC2/CLKOUT
OSC1/CLKIN
T1OSO
T1OSI
Note
Timer0
T0CKI
V
V
REF
REF
+
-
1:
Oscillator
Program
Internal
Block
PIC16F884 only.
Bus
T1G
Oscillator
Analog-To-Digital Converter
PIC16F884/PIC16F887 BLOCK DIAGRAM
Timer1
32 kHz
Timer1
Instruction Reg
4K
Configuration
Instruction
Generation
Decode &
14
(1)
Program
Control
Memory
T1CKI
Timing
Flash
/8K X 14
(ADC)
Timer2
8
13
MCLR
Direct Addr
Start-up Timer
8-Level Stack
PIC16F882/883/884/886/887
Program Counter
Brown-out
Watchdog
Power-up
Oscillator
Power-on
Reset
Reset
Timer
Timer
(13-Bit)
V
DD
Preliminary
EUSART
V
SS
7
2 Analog Comparators
and Reference
RAM Addr
8
3
256
Data Bus
Addr MUX
W Reg
Registers
(1)
ALU
RAM
/368 Bytes
File
STATUS Reg
ECCP
9
Debugger
In-Circuit
FSR Reg
8
MUX
(ICD)
CCP2
CCP2
Indirect
Addr
V
V
CV
8
REF
REF
REF
+
-
PORTC
PORTD
PORTB
PORTE
8
PORTA
Master Synchronous
Serial Port (MSSP)
256 Bytes
EEPROM
EEADDR
DS41291D-page 15
EEDATA
Data
RD0
RD1
RD2
RD3
RD4
RD5
RD6
RD7
RA0
RA1
RA2
RA3
RA4
RA5
RA6
RA7
RB0
RB1
RB2
RB3
RB4
RB5
RB6
RB7
RC0
RC1
RC2
RC3
RC4
RC5
RC6
RC7
RE0
RE1
RE2
RE3