PIC18F452-I/L Microchip Technology Inc., PIC18F452-I/L Datasheet - Page 276
PIC18F452-I/L
Manufacturer Part Number
PIC18F452-I/L
Description
44 PIN, 32 KB FLASH, 1536 RAM, 34 I/O
Manufacturer
Microchip Technology Inc.
Datasheet
1.PIC18F452-IL.pdf
(332 pages)
Specifications of PIC18F452-I/L
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 PLCC
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC18F452-I/L
Manufacturer:
MICROCHIP
Quantity:
1 001
Company:
Part Number:
PIC18F452-I/L
Manufacturer:
Microchip Technology
Quantity:
10 000
Part Number:
PIC18F452-I/L
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
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PIC18FXX2
FIGURE 22-8:
TABLE 22-7:
DS39564C-page 274
30
31
32
33
34
35
36
37
Param.
Internal Reference Voltage stable
Enable Internal Reference Voltage
No.
V
V
TmcL
T
T
T
T
T
T
T
Symbol
IRVST
OST
DD
WDT
PWRT
IOZ
BOR
IVRST
LVD
RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER, POWER-UP TIMER
AND BROWN-OUT RESET REQUIREMENTS
MCLR Pulse Width (low)
Watchdog Timer Time-out Period
(No Postscaler)
Oscillation Start-up Timer Period
Power up Timer Period
I/O Hi-impedance from MCLR Low
or Watchdog Timer Reset
Brown-out Reset Pulse Width
Time for Internal Reference
Voltage to become stable
Low Voltage Detect Pulse Width
BROWN-OUT RESET TIMING
Characteristic
36
BV
DD
1024 T
Min
200
200
28
—
—
2
7
OSC
Typ
—
18
—
72
—
20
—
2
35
1024 T
Max
132
500
33
—
—
—
—
OSC
© 2006 Microchip Technology Inc.
Units
ms
ms
—
s
s
s
s
s
T
V
D005)
V
D420)
OSC
DD
DD
Conditions
= OSC1 period
B
V
V
Typical
VDD
LVD
BGAP
(see
(see
= 1.2V
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