PIC18F452-I/P Microchip Technology Inc., PIC18F452-I/P Datasheet - Page 359
PIC18F452-I/P
Manufacturer Part Number
PIC18F452-I/P
Description
40 PIN, 32 KB FLASH, 1536 RAM, 34 I/O
Manufacturer
Microchip Technology Inc.
Datasheet
1.PIC18F452-IP.pdf
(390 pages)
Specifications of PIC18F452-I/P
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
40-pin PDIP
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
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FIGURE 26-20:
TABLE 26-22: USART SYNCHRONOUS TRANSMISSION REQUIREMENTS
FIGURE 26-21:
TABLE 26-23: USART SYNCHRONOUS RECEIVE REQUIREMENTS
2004 Microchip Technology Inc.
120
121
122
125
126
Param
Param.
RC7/RX/DT
RC6/TX/CK
No.
Note:
No.
RC7/RX/DT
Note:
RC6/TX/CK
TckH2dtV SYNC XMIT (MASTER & SLAVE)
Tckrf
Tdtrf
TdtV2ckl
TckL2dtl
pin
Symbol
pin
Symbol
Refer to Figure 26-4 for load conditions.
pin
pin
Refer to Figure 26-4 for load conditions.
Clock High to Data Out Valid
Clock Out Rise Time and Fall Time
(Master mode)
Data Out Rise Time and Fall Time
Data Hold after CK
SYNC RCV (MASTER & SLAVE)
Data Hold before CK
USART SYNCHRONOUS TRANSMISSION (MASTER/SLAVE) TIMING
USART SYNCHRONOUS RECEIVE (MASTER/SLAVE) TIMING
120
Characteristic
121
Characteristic
(DT hold time)
125
PIC18F2420/2520/4420/4520
(DT hold time)
Preliminary
121
PIC18FXXXX
PIC18LFXXXX
PIC18FXXXX
PIC18LFXXXX
PIC18FXXXX
PIC18LFXXXX
126
Min
10
15
Min
Max
122
—
—
—
—
—
—
—
—
Units
Max
ns
ns
100
40
20
50
20
50
Units
ns
ns
ns
ns
ns
ns
DS39631A-page 357
Conditions
V
V
V
Conditions
DD
DD
DD
= 2.0V
= 2.0V
= 2.0V
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