PIC16C77X_13 Datasheet, PDF (171/202 Pages) Microchip Technology – 28/40-Pin, 8-Bit CMOS Microcontrollers w/ 12-Bit A/D

PIC16C77X
FIGURE 15-14: USART SYNCHRONOUS TRANSMISSION (MASTER/SLAVE) TIMING
RC6/TX/CK
pin
RC7/RX/DT
pin
121
121
120
122
Note: Refer to Figure 15-3 for load conditions.
TABLE 15-15 USART SYNCHRONOUS TRANSMISSION REQUIREMENTS
Param Sym
No.
Characteristic
Min Typ† Max Units Conditions
120*
TckH2dtV
SYNC XMIT (MASTER &
SLAVE)
Clock high to data out valid
PIC16C774/773
PIC16LC774/773
—
— 80 ns
—
— 100 ns
121* Tckrf
Clock out rise time and fall time PIC16C774/773
(Master Mode)
PIC16LC774/773
—
— 45 ns
—
— 50 ns
122* Tdtrf
Data out rise time and fall time PIC16C774/773
—
— 45 ns
PIC16LC774/773
—
— 50 ns
* These parameters are characterized but not tested.
†: Data in “Typ” column is at 5V, 25C unless otherwise stated. These parameters are for design guidance only and are not
tested.
FIGURE 15-15: USART SYNCHRONOUS RECEIVE (MASTER/SLAVE) TIMING
RC6/TX/CK
pin
RC7/RX/DT
pin
125
126
Note: Refer to Figure 15-3 for load conditions.
TABLE 15-16 USART SYNCHRONOUS RECEIVE REQUIREMENTS
Parameter
No.
Sym
Characteristic
Min
Typ† Max Units Conditions
125*
TdtV2ckL SYNC RCV (MASTER & SLAVE)
Data setup before CK  (DT setup time)
15
—
—
ns
126*
TckL2dtl Data hold after CK  (DT hold time)
15
—
—
ns
* These parameters are characterized but not tested.
†: Data in “Typ” column is at 5V, 25C unless otherwise stated. These parameters are for design guidance only and are not
tested.
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Advance Information
DS30275B-page 171