PIC18F4439-I/PT Microchip Technology, PIC18F4439-I/PT Datasheet - Page 9

• Manufacturer Part Number: PIC18F4439-I/PT
• Description: IC MCU FLASH 6KX16 EE A/D 44TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F4439-I/PT

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 12KB (6K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 640 x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Processor Series: PIC18F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 640 B
• Interface Type: I2C, SPI, AUSART
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 16 bit
• 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, 52712-325, EWPIC18
• Development Tools By Supplier: DV164005, DV164136
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8
• For Use With: 444-1001 - DEMO BOARD FOR PICMICRO MCUAC164020 - MODULE SKT PROMATEII 44TQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

FIGURE 3-2:
 2010 Microchip Technology Inc.
to Address Pointer
Set Code Memory
Control Registers
Erase Boot Block
P11 + P10 Time
P11 + P10 Time
Load 300004h
Erase Panel 1
(Single Panel)
Access to EE
Write 83h to
Write 88h to
to 3C0006h
CHIP ERASE FLOW FOR PIC18FX439
Load 00h
START
Delay
Delay
Preliminary
Enable Memory Write
and Data EEPROM
Unlock Sequence
Starting Address)
P11 + P10 Time
Load 2000h to
and Erase the
Table Pointer
Address =
Locations
(Panel 2
2FFFh?
Delay
END
Yes
No
PIC18FXX39
Increment Address
by 64
DS30480C-page 9