PIC16F87-I/ML Microchip Technology, PIC16F87-I/ML Datasheet - Page 63

• 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 5-10:
 2005 Microchip Technology Inc.
Note 1:
2:
I/O pins have diode protection to V
To enable weak pull-ups, set the appropriate TRIS bit(s) and clear the RBPU bit.
SSPEN
SDO
BLOCK DIAGRAM OF RB2/SDO/RX/DT PIN
Data Bus
WR PORTB
WR TRISB
DT Drive
RX/DT
RBPU
1
0
(2)
RD PORTB
DD
and V
Data Latch
TRIS Latch
D
D
CK
CK
SS
Schmitt Trigger
Buffer
RD TRISB
.
Q
SPEN
DT
Q
Q
1
0
SSPEN + SPEN
PIC16F87/88
Q
EN
RD PORTB
D
TTL
Input
Buffer
V
P
N
V
DD
SS
V
P
DS30487C-page 61
DD
Weak
Pull-up
I/O pin
(1)