PIC18F452-E/PT Microchip Technology, PIC18F452-E/PT Datasheet - Page 279

• 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 22-11:
TABLE 22-10: PARALLEL SLAVE PORT REQUIREMENTS (PIC18F4X2)
© 2006 Microchip Technology Inc.
62
63
64
65
66
Param.
No.
Note:
RD7:RD0
RE1/WR
RE0/RD
RE2/CS
TdtV2wrH
TwrH2dtI
TrdL2dtV
TrdH2dtI
TibfINH
Symbol
Refer to Figure 22-4 for load conditions.
Data in valid before WR or CS
(setup time)
WR or CS to data–in invalid
(hold time)
RD and CS to data–out valid
RD or CS to data–out invalid
Inhibit of the IBF flag bit being cleared from
WR or CS
PARALLEL SLAVE PORT TIMING (PIC18F4X2)
64
Characteristic
65
PIC18FXXX
PIC18LFXXX
Min
20
25
20
35
10
—
—
—
3 T
Max
80
90
30
—
—
—
—
CY
62
Units
ns
ns
ns
ns
ns
ns
ns
PIC18FXX2
63
Extended Temp. Range
V
Extended Temp. Range
DD
= 2V
DS39564C-page 277
Conditions