PIC18F242 MICROCHIP [Microchip Technology], PIC18F242 Datasheet - Page 288

• Manufacturer Part Number: PIC18F242
• Description: 28/40-pin High Performance, Enhanced FLASH Microcontrollers with 10-Bit A/D
• Manufacturer: MICROCHIP [Microchip Technology]

PIC18FXX2
FIGURE 22-20:
TABLE 22-19: USART SYNCHRONOUS TRANSMISSION REQUIREMENTS
FIGURE 22-21:
TABLE 22-20: USART SYNCHRONOUS RECEIVE REQUIREMENTS
DS39564C-page 286
120
121
122
Param.
Param.
125
126
RC7/RX/DT
RC6/TX/CK
Note:
No.
No.
RC7/RX/DT
Note:
RC6/TX/CK
TckH2dtV SYNC XMIT (MASTER & SLAVE)
Tckr
Tdtr
TdtV2ckl SYNC RCV (MASTER & SLAVE)
TckL2dtl
Symbol
pin
Symbol
pin
Refer to Figure 22-4 for load conditions.
pin
pin
Refer to Figure 22-4 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 before CK
Data hold after CK
USART SYNCHRONOUS TRANSMISSION (MASTER/SLAVE) TIMING
USART SYNCHRONOUS RECEIVE (MASTER/SLAVE) TIMING
120
121
Characteristic
Characteristic
(DT hold time)
(DT hold time)
125
121
PIC18FXXX
PIC18LFXXX
PIC18FXXX
PIC18LFXXX
PIC18FXXX
PIC18LFXXX
PIC18FXXX
PIC18LFXXX
126
Min
—
—
—
—
—
—
122
Min
10
15
20
Max
150
50
25
60
25
60
© 2006 Microchip Technology Inc.
Max
—
—
—
Units
ns
ns
ns
ns
ns
ns
Units
ns
ns
ns
V
V
V
DD
DD
DD
Conditions
V
Conditions
DD
= 2V
= 2V
= 2V
= 2V