PIC18F452-E/PT Microchip Technology, PIC18F452-E/PT Datasheet - Page 269

• Manufacturer Part Number: PIC18F452-E/PT
• Description: IC MCU CMOS 40MHZ 16K FLSH44TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F452-E/PT

• Core Size: 8-Bit
• Program Memory Size: 32KB (16K x 16)
• Core Processor: PIC
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, POR, PWM, WDT
• Number Of I /o: 34
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 44-TQFP, 44-VQFP
• Controller Family/series: PIC18
• No. Of I/o's: 34
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 1.5KB
• Cpu Speed: 40MHz
• No. Of Timers: 4
• Package: 44TQFP
• Device Core: PIC
• Family Name: PIC18
• Maximum Speed: 40 MHz
• Operating Supply Voltage: 5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 34
• Interface Type: I2C/SPI/USART
• On-chip Adc: 8-chx10-bit
• Number Of Timers: 4
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FIGURE 22-3:
TABLE 22-1:
© 2006 Microchip Technology Inc.
D420
Param
No.
LVDIF
V
Symbol
LVD
(LVDIF set by hardware)
LOW VOLTAGE DETECT CHARACTERISTICS
LVD Voltage on V
transition high to
low
LOW VOLTAGE DETECT CHARACTERISTICS
V
DD
Characteristic
DD
V
LVD
LVV = 0001
LVV = 0010
LVV = 0011
LVV = 0100
LVV = 0101
LVV = 0110
LVV = 0111
LVV = 1000
LVV = 1001
LVV = 1010
LVV = 1011
LVV = 1100
LVV = 1101
LVV = 1110
Standard Operating Conditions (unless otherwise stated)
Operating temperature -40°C
1.98
2.18
2.37
2.48
2.67
2.77
2.98
3.27
3.47
3.57
3.76
3.96
4.16
4.45
Min
37
2.06
2.27
2.47
2.58
2.78
2.89
3.41
3.61
3.72
3.92
4.13
4.33
4.64
Typ
3.1
Max
2.14
2.36
2.57
2.68
2.89
3.01
3.22
3.55
3.75
3.87
4.08
4.83
4.3
4.5
-40°C
Units
V
V
V
V
V
V
V
V
V
V
V
V
V
V
(LVDIF can be
cleared in software)
T
T
PIC18FXX2
A
A
T
T
T
+85°C for industrial
+125°C for extended
25 C
25 C
25 C
Conditions
DS39564C-page 267