PIC16F818-E/ML Microchip Technology, PIC16F818-E/ML Datasheet - Page 50

• Manufacturer Part Number: PIC16F818-E/ML
• Description: IC PIC MCU FLASH 1KX14 20QFN
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F818-E/ML

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 16
• Program Memory Size: 1.75KB (1K x 14)
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 5x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 128 B
• Interface Type: I2C, SPI, SSP
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 16
• Number Of Timers: 1 x 16 bit
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DM163014
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 5 bit
• For Use With: XLT28QFN3 - SOCKET TRAN ICE 18DIP/28QFNAC164033 - ADAPTER 28QFN TO 18DIPDV007003 - PROGRAMMER UNIVERSAL PROMATE II
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC16F818/819
FIGURE 5-11:
DS39598E-page 48
Note 1: I/O pins have diode protection to V
CCP
RBPU
Data Bus
WR
PORTB
TRISB
WR
To PGM or CCP
2: To enable weak pull-ups, set the appropriate TRIS bit(s) and clear the RBPU bit.
(2)
BLOCK DIAGRAM OF RB3 PIN
RD PORTB
CCP1<M3:M0> = 1000, 1001, 11xx and CCPMX = 0
Data Latch
TRIS Latch
D
D
CK
CK
RD TRISB
Q
Q
0
1
CCP1<M3:M0> = 0100, 0101, 0110, 0111 and CCPMX = 0
DD
or LVP = 1
and V
Q
SS
.
EN
RD PORTB
D
TTL
Input
Buffer
V
P
DD
Weak
Pull-up
I/O pin
(1)
 2004 Microchip Technology Inc.