PIC16F1938_13 Datasheet, PDF (401/488 Pages) Microchip Technology – 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver

PIC16(L)F1938/9
TABLE 30-12: USART SYNCHRONOUS TRANSMISSION REQUIREMENTS
Standard Operating Conditions (unless otherwise stated)
Operating Temperature
-40°C TA +125°C
Param.
No.
Symbol
Characteristic
Min. Max.
US120 TCKH2DTV SYNC XMIT (Master and Slave)
3.0-5.5V
—
80
Clock high to data-out valid
1.8-5.5V
—
100
US121 TCKRF
Clock out rise time and fall time
3.0-5.5V
—
45
(Master mode)
1.8-5.5V
—
50
US122 TDTRF
Data-out rise time and fall time
3.0-5.5V
—
45
1.8-5.5V
—
50
Units Conditions
ns
ns
ns
ns
ns
ns
FIGURE 30-15: USART SYNCHRONOUS RECEIVE (MASTER/SLAVE) TIMING
CK
US125
DT
Note: Refer to Figure 30-5 for load conditions.
US126
TABLE 30-13: USART SYNCHRONOUS RECEIVE REQUIREMENTS
Standard Operating Conditions (unless otherwise stated)
Operating Temperature -40°C TA +125°C
Param.
No.
Symbol
Characteristic
Min. Max.
US125 TDTV2CKL SYNC RCV (Master and Slave)
Data-hold before CK  (DT hold time)
US126 TCKL2DTL Data-hold after CK  (DT hold time)
10
—
15
—
Units
ns
ns
Conditions
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DS40001574C-page 401