PIC16F887-E/P Microchip Technology Inc., PIC16F887-E/P Datasheet - Page 47

• Manufacturer Part Number: PIC16F887-E/P
• Description: 40 PIN, 14KB FLASH, 368 RAM, 36 I/O, PDIP
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F887-E/P

• 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: 40-pin PDIP
• 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

3.2.3.6
Figure 3-6 shows the diagram for this pin. This pin is
configurable to function as one of the following:
• a general purpose I/O
• an analog input for the ADC
• a slave select input
• a digital output from Comparator C2
FIGURE 3-6:
© 2008 Microchip Technology Inc.
Data Bus
PORTA
PORTA
TRISA
TRISA
WR
WR
RD
RD
Note 1:
To A/D Converter
D
D
To SS Input
CK
CK
ANSEL determines Analog Input mode.
RA5/AN4/SS/C2OUT
Q
Q
Q
Q
BLOCK DIAGRAM OF RA5
C2OUT
C2OUT
Enable
Input Mode
Analog
1
0
(1)
V
V
DD
SS
PIC16F882/883/884/886/887
I/O Pin
3.2.3.7
Figure 3-7 shows the diagram for this pin. This pin is
configurable to function as one of the following:
• a general purpose I/O
• a crystal/resonator connection
• a clock output
FIGURE 3-7:
Data Bus
PORTA
PORTA
TRISA
TRISA
Note 1: With I/O option.
WR
WR
RD
RD
D
D
CK
CK
RA6/OSC2/CLKOUT
Q
Q
Q
Q
BLOCK DIAGRAM OF RA6
EXTRCIO/EC
OSC2
F
INTOSCIO/
OSC
CLKOUT
CLKOUT
Enable
Enable
/4
CLKOUT
Enable
Oscillator
Circuit
1
0
(1)
DS41291E-page 45
V
V
DD
SS
I/O Pin