PIC18F2685T-I/SO View Datasheet(PDF) - Microchip Technology

Part Name

Description

MFG CO.

PIC18F2685T-I/SO

28/40/44-Pin Enhanced Flash Microcontrollers with ECAN™ Technology, 10-Bit A/D and nanoWatt Technology

Microchip Technology 

PIC18F2682/2685/4682/4685

FIGURE 27-20: EUSART SYNCHRONOUS TRANSMISSION (MASTER/SLAVE) TIMING

RC6/TX/CK

pin

RC7/RX/DT

pin

121

121

120

122

Note: Refer to Figure 27-4 for load conditions.

TABLE 27-22: EUSART SYNCHRONOUS TRANSMISSION REQUIREMENTS

Param

No.

Symbol

Characteristic

Min

Max

120 TCKH2DTV SYNC XMIT (MASTER & SLAVE)

Clock High to Data Out Valid

PIC18FXXXX

—

40

PIC18LFXXXX —

100

121 TCKRF

Clock Out Rise Time and Fall Time PIC18FXXXX

—

20

(Master mode)

PIC18LFXXXX —

50

122 TDTRF Data Out Rise Time and Fall Time PIC18FXXXX

—

20

PIC18LFXXXX —

50

Units Conditions

ns

ns VDD = 2.0V

ns

ns VDD = 2.0V

ns

ns VDD = 2.0V

FIGURE 27-21: EUSART SYNCHRONOUS RECEIVE (MASTER/SLAVE) TIMING

RC6/TX/CK

pin

RC7/RX/DT

pin

125

126

Note: Refer to Figure 27-4 for load conditions.

TABLE 27-23: EUSART SYNCHRONOUS RECEIVE REQUIREMENTS

Param.

No.

Symbol

Characteristic

Min Max

125 TDTV2CKL SYNC RCV (MASTER & SLAVE)

Data Hold before CK ↓ (DT hold time)

126 TCKL2DTL Data Hold after CK ↓ (DT hold time)

10

—

15

—

Units

ns

ns

Conditions

DS39761B-page 450

Preliminary

© 2007 Microchip Technology Inc.

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