PIC16F819-I/SO Microchip Technology, PIC16F819-I/SO Datasheet - Page 43

• Manufacturer Part Number: PIC16F819-I/SO
• Description: IC MCU FLASH 2KX14 18-SOIC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F819-I/SO

• Program Memory Type: FLASH
• Program Memory Size: 3.5KB (2K x 14)
• Package / Case: 18-SOIC (7.5mm Width)
• 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
• Eeprom Size: 256 x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 5x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: I2C/SPI/SSP
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 16
• Number Of Timers: 3
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 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-ch x 10-bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AC164010 - MODULE SKT PROMATEII DIP/SOIC
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

FIGURE 5-5:
FIGURE 5-6:
 2004 Microchip Technology Inc.
MCLR Circuit
Data
Bus
RD Port
Note 1: I/O pins have protection diodes to V
Data
Bus
WR
PORTA
WR
TRISA
RD PORTA
2: CLKO signal is 1/4 of the F
TRIS Latch
D
Data Latch
D
CK
CK
BLOCK DIAGRAM OF RA5/MCLR/V
BLOCK DIAGRAM OF RA6/OSC2/CLKO PIN
RD TRISA
CLKO (F
Q
Q
Q
Q
RD TRIS
(F
OSC
OSC
MCLRE
= 1x1)
Q
/4)
V
(F
SS
OSC
OSC
EN
MCLR Filter
= 1x0,011)
D
frequency.
Q
DD
and V
From OSC1
EN
D
SS
.
(F
V
V
Schmitt Trigger
Input Buffer
OSC
P
N
DD
SS
Schmitt Trigger
Input Buffer
PP
= 1x0,011)
Oscillator
PIN
Circuit
V
V
Schmitt Trigger
Buffer
P
N
DD
SS
MCLRE
PIC16F818/819
V
V
DD
SS
V
SS
RA6/OSC2/CLKO
RA5/MCLR/V
DS39598E-page 41
PP