PIC16LCR65AT-04E/TQ View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC16LCR65AT-04E/TQ

8-Bit CMOS Microcontrollers

Microchip Technology 

PIC16C6X

Applicable Devices 61 62 62A R62 63 R63 64 64A R64 65 65A R65 66 67

FIGURE 16-5: TIMER0 EXTERNAL CLOCK TIMINGS

RA4/T0CKI

40

41

42

TMR0

Note: Refer to Figure 16-1 for load conditions.

TABLE 16-5: TIMER0 EXTERNAL CLOCK REQUIREMENTS

Parameter Sym Characteristic

No.

Min

Typ† Max Units Conditions

40*

Tt0H T0CKI High Pulse Width

No Prescaler

With Prescaler

0.5TCY + 20 — — ns Must also meet

10

— — ns parameter 42

41*

Tt0L T0CKI Low Pulse Width

No Prescaler

With Prescaler

0.5TCY + 20 — — ns Must also meet

10

— — ns parameter 42

42*

Tt0P T0CKI Period

No Prescaler

With Prescaler

TCY + 40 — — ns N = prescale value

Greater of: — — ns (2, 4, ..., 256)

20 ns or

TCY + 40

N

*

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.

DS30234D-page 172

© 1997 Microchip Technology Inc.

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