CF745 datasheet(84/217 Pages) MICROCHIP

部件名	CF745

功能描述	EPROM/ROM-Based 8-Bit CMOS Microcontroller Series

PDF	217 Pages

Scroll/Zoom	100%

制造商	MICROCHIP [Microchip Technology]

网页	http://www.microchip.com

标志

84 / 217 page

PIC16C5X

PIC16C54/55/56/57

DS30453B-page 84

Preliminary

FIGURE 12-9: VTH (INPUT THRESHOLD VOLTAGE) OF I/O PINS vs. VDD

FIGURE 12-10: VIH, VIL OF MCLR, T0CKI AND OSC1 (IN RC MODE) vs. VDD

FIGURE 12-11: VTH (INPUT THRESHOLD VOLTAGE) OF OSC1 INPUT

(IN XT, HS, AND LP MODES) vs. VDD

2.00

1.80

1.60

1.40

1.20

1.00

2.5

3.0

3.5

4.0

4.5

5.0

VDD (Volts)

Min (–40

°C to +85

°C)

0.80

0.60

5.5

6.0

Max (–40

°C to +85

°C)

Typ (+25

°C)

3.5

3.0

2.5

2.0

1.5

1.0

2.5

3.0

3.5

4.0

4.5

5.0

VDD (Volts)

0.5

0.0

5.5

6.0

4.0

4.5

VIH min

(–40

°C to

+85

°C)

VIH max

(–40

°C to

+85

°C)

VIH typ

+25

°C

VIL min (–40°C to

+85°C)

VIL max (–40°

C to +85°C)

VIH typ +25°

Note: These input pins have Schmitt Trigger input buffers.

2.4

2.2

2.0

1.8

1.6

1.4

2.5

3.0

3.5

4.0

4.5

5.0

VDD (Volts)

1.2

1.0

5.5

6.0

Typ

(+25

°C)

2.6

2.8

3.0

3.2

3.4

Max

(–40

°C to

+85

°C)

Min

(–40

°C to

+85

°C)

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