PIC18F452-I/PT Microchip Technology Inc., PIC18F452-I/PT Datasheet - Page 300

• Manufacturer Part Number: PIC18F452-I/PT
• Description: 44 PIN, 32 KB FLASH, 1536 RAM, 34 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F452-I/PT

• A/d Inputs: 8-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 10 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 36
• Interface: I2C/SPI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 44-pin TQFP
• Programmable Memory: 32K Bytes
• Ram Size: 1.5K Bytes
• Speed: 40 MHz
• Timers: 1-8-bit, 3-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC18FXX2
FIGURE 23-19:
FIGURE 23-20:
DS39564C-page 298
90
80
70
60
50
40
30
20
10
50
45
40
35
30
25
20
15
10
0
5
0
2.0
2.0
2.5
TYPICAL, MINIMUM AND MAXIMUM WDT PERIOD vs. V
2.5
I
LVD
(+85°C)
(-40°C)
(+125°C)
(+25°C)
(125C)
(85C)
(-40C)
MAX
vs. V
Max
(25C)
Min
Max
Min
Max
Typ
Typ
DD
3.0
3.0
OVER TEMPERATURE (LVD ENABLED, V
LVDIF is set
by hardware
3.5
3.5
Typ (+25°C)
Max (+125°C)
Max (125C)
Typ (25C)
V
V
DD
DD
(V)
(V)
4.0
4.0
LVDIF state
is unknown
Typical:
Maximum: mean + 3 (-40°C to 125°C)
Minimum:
4.5
4.5
statistical mean @ 25°C
mean – 3 (-40°C to 125°C)
© 2006 Microchip Technology Inc.
LVD
DD
(-40 C TO +125 C)
= 4.5 - 4.78V)
5.0
5.0
LVDIF can be
cleared by
Typ (+25°C)
Max (+125°C)
firmware
Max (125C)
Typ (25C)
5.5
5.5