PIC18F452-E/PT Microchip Technology, PIC18F452-E/PT Datasheet - Page 267

• 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

© 2006 Microchip Technology Inc.
22.2
DC CHARACTERISTICS
D030
D030A
D031
D032
D032A
D033
D040
D040A
D041
D042
D042A
D043
D060
D061
D063
D070
Note 1: In RC oscillator configuration, the OSC1/CLKI pin is a Schmitt Trigger input. It is not recommended that the
Param
No.
2: The leakage current on the MCLR pin is strongly dependent on the applied voltage level. The specified
3: Negative current is defined as current sourced by the pin.
4: Parameter is characterized but not tested.
DC Characteristics: PIC18FXX2 (Industrial, Extended)
V
V
I
I
I
Symbol
IL
PU
PURB
PICmicro device be driven with an external clock while in RC mode.
levels represent normal operating conditions. Higher leakage current may be measured at different input
voltages.
IL
IH
Input Low Voltage
I/O ports:
MCLR
OSC1 (in XT, HS and LP modes)
and T1OSI
OSC1 (in RC and EC mode)
Input High Voltage
I/O ports:
MCLR, OSC1 (EC mode)
OSC1 (in XT, HS and LP modes)
and T1OSI
OSC1 (RC mode)
Input Leakage Current
I/O ports
MCLR
OSC1
Weak Pull-up Current
PORTB weak pull-up current
with TTL buffer
with Schmitt Trigger buffer
RC3 and RC4
with TTL buffer
with Schmitt Trigger buffer
RC3 and RC4
Characteristic
PIC18LFXX2 (Industrial)
(1)
(2,3)
(1)
Standard Operating Conditions (unless otherwise stated)
Operating temperature -40°C
0.25 V
0.8 V
0.7 V
0.8 V
0.7 V
0.9 V
0.8V
Min
Vss
Vss
Vss
V
V
V
2.0
.02
—
—
—
50
SS
SS
SS
DD
DD
DD
DD
DD
DD
+
0.15 V
0.2 V
0.3 V
0.2 V
0.3 V
0.2 V
Max
V
V
V
V
V
V
V
450
0.8
DD
DD
DD
DD
DD
DD
DD
1
1
1
DD
DD
DD
DD
DD
DD
-40°C
Units
V
V
V
V
V
V
V
V
V
V
V
V
V
V
A
A
A
A
T
T
PIC18FXX2
A
A
V
4.5V
V
4.5V
V
Pin at hi-impedance
Vss
Vss
V
DD
DD
SS
DD
+85°C for industrial
+125°C for extended
< 4.5V
< 4.5V
= 5V, V
V
V
V
V
V
PIN
PIN
PIN
Conditions
DD
DD
DS39564C-page 265
PIN
V
V
V
5.5V
5.5V
DD
DD
DD
= V
,
SS