PIC17C43T-08/P View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC17C43T-08/P

High-Performance 8-Bit CMOS EPROM/ROM Microcontroller

Microchip Technology 

PIC17C4X

Applicable Devices 42 R42 42A 43 R43 44

FIGURE 19-9: USART MODULE: SYNCHRONOUS TRANSMISSION (MASTER/SLAVE) TIMING

RA5/TX/CK

pin

RA4/RX/DT

pin

121

120

121

122

TABLE 19-9: SYNCHRONOUS TRANSMISSION REQUIREMENTS

Param

No. Sym

Characteristic

Min Typ† Max Units Conditions

120 TckH2dtV SYNC XMIT (MASTER &

SLAVE)

Clock high to data out valid

PIC17CR42/42A/43/R43/44

PIC17LCR42/42A/43/R43/44

— — 50 ns

— — 75 ns

121 TckRF

Clock out rise time and fall time PIC17CR42/42A/43/R43/44

(Master Mode)

PIC17LCR42/42A/43/R43/44

— — 25 ns

— — 40 ns

122 TdtRF Data out rise time and fall time PIC17CR42/42A/43/R43/44

— — 25 ns

PIC17LCR42/42A/43/R43/44

— — 40 ns

†

Data in “Typ” column is at 5V, 25°C unless otherwise stated. These parameters are for design guidance only and are not

tested.

FIGURE 19-10: USART MODULE: SYNCHRONOUS RECEIVE (MASTER/SLAVE) TIMING

RA5/TX/CK

pin

RA4/RX/DT

pin

125

126

TABLE 19-10: SYNCHRONOUS RECEIVE REQUIREMENTS

Parameter

No.

Sym

Characteristic

Min

Typ† Max Units Conditions

125

TdtV2ckL SYNC RCV (MASTER & SLAVE)

Data hold before CK↓ (DT hold time)

15

—

—

ns

126

TckL2dtl Data hold after CK↓ (DT hold time)

15

—

—

ns

†

Data in “Typ” column is at 5V, 25°C unless otherwise stated. These parameters are for design guidance only and are not

tested.

© 1996 Microchip Technology Inc.

DS30412C-page 189

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