PIC16F87-I/ML Microchip Technology, PIC16F87-I/ML Datasheet - Page 56

• Manufacturer Part Number: PIC16F87-I/ML
• Description: IC MCU FLASH 4KX14 EEPROM 28QFN
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F87-I/ML

• Core Size: 8-Bit
• Program Memory Size: 7KB (4K x 14)
• Oscillator Type: Internal
• Core Processor: PIC
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 16
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 368 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Controller Family/series: PIC16F
• No. Of I/o's: 16
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 368Byte
• Cpu Speed: 20MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT28QFN3 - SOCKET TRAN ICE 18DIP/28QFNAC164322 - MODULE SOCKET MPLAB PM3 28/44QFNAC164033 - ADAPTER 28QFN TO 18DIPDV007003 - PROGRAMMER UNIVERSAL PROMATE II
• Data Converters: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

PIC16F87/88
FIGURE 5-4:
FIGURE 5-5:
DS30487C-page 54
Data
Bus
WR
PORTA
WR
TRISA
MCLR Circuit
Data Bus
RD Port
RD PORTA
TRIS Latch
D
D
Data Latch
CK
CK
To A/D Module Channel Input (PIC16F88 only)
TMR0 Clock Input
RD TRISA
BLOCK DIAGRAM OF RA4/AN4/T0CKI/C2OUT PIN
BLOCK DIAGRAM OF RA5/MCLR/V
Q
Q
Q
Q
RD TRIS
Comparator 2 Output
Comparator Mode = 011, 101, 110
MCLRE
V
SS
MCLR Filter
Q
EN
D
PP
1
0
Schmitt Trigger
PIN
Input Buffer
Input Mode
Q
Analog
Schmitt Trigger
MCLRE
EN
Buffer
D
Schmitt Trigger
 2005 Microchip Technology Inc.
V
Input Buffer
V
SS
P
V
N
DD
SS
RA5/MCLR/V
V
DD
RA4 pin
PP
pin