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PIC17C44-08/P Datasheet(PDF) 189 Page - Microchip Technology

Part # PIC17C44-08/P
Description  High-Performance 8-Bit CMOS EPROM/ROM Microcontroller
PDF  240 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

PIC17C44-08/P Datasheet(HTML) 189 Page - Microchip Technology

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© 1996 Microchip Technology Inc.
DS30412C-page 189
PIC17C4X
Applicable Devices 42 R42 42A 43 R43 44
FIGURE 19-9: USART MODULE: SYNCHRONOUS TRANSMISSION (MASTER/SLAVE) TIMING
TABLE 19-9:
SYNCHRONOUS TRANSMISSION REQUIREMENTS
FIGURE 19-10: USART MODULE: SYNCHRONOUS RECEIVE (MASTER/SLAVE) TIMING
TABLE 19-10: SYNCHRONOUS RECEIVE 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
—
—
50
ns
PIC17LCR42/42A/43/R43/44
—
—
75
ns
121
TckRF
Clock out rise time and fall time
(Master Mode)
PIC17CR42/42A/43/R43/44
—
—
25
ns
PIC17LCR42/42A/43/R43/44
—
—
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.
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.
121
121
120
122
RA5/TX/CK
RA4/RX/DT
pin
pin
125
126
RA5/TX/CK
RA4/RX/DT
pin
pin



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