PIC16F87-I/ML Microchip Technology, PIC16F87-I/ML Datasheet - Page 67

• 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

FIGURE 5-14:
 2005 Microchip Technology Inc.
Note 1:
T1OSCEN/ICD/PROG
Analog
Input Mode
2:
3:
BLOCK DIAGRAM OF RB6/AN5
Set RBIF
WR PORTB
From other
RB7:RB4 pins
WR TRISB
I/O pins have diode protection to V
To enable weak pull-ups, set the appropriate TRIS bit(s) and clear the RBPU bit.
PIC16F88 devices only.
Data Bus
PGC/T1CKI
From T1OSCO Output
To A/D Module Channel Input (PIC16F88 only)
Mode
RBPU
(2)
RD TRISB
RD PORTB
TRIS Latch
Data Latch
D
D
CK
CK
Q
Q
DD
and V
SS
(3)
.
/PGC/T1OSO/T1CKI PIN
Input Mode
Analog
Input Buffer
Q
Q
Latch
EN
EN
D
TTL
D
RD PORTB
PIC16F87/88
V
P
DD
Weak
Pull-up
I/O pin
Q1
Q3
(1)
DS30487C-page 65