MC68HC705E6CDW 데이터 시트보기 (PDF) - Freescale Semiconductor

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MC68HC705E6CDW

HCMOS Microcontroller Unit

Freescale Semiconductor 

Freescale Semiconductor, Inc.

Modes of Operation and Pin Descriptions

MCU

OSC1

OSC2

RP

OSC1

L

C1

RS

C0

COSC1

COSC2

(a) Crystal/ceramic resonator

oscillator connections

(b) Crystal equivalent circuit

MCU

OSC1

OSC2

OSC2

External

NC

clock

(c) External clock source connections

Crystal

2MHz 4MHz Unit

RS(max) 400

75

Ω

C0

5

7

pF

C1

8

12

ƒF

COSC1 15 – 40 15 – 30 pF

COSC2 15 – 30 15 – 25 pF

RP

10

10

MΩ

Q

30 000 40 000 —

Ceramic resonator

2 – 4MHz Unit

RS(typ)

10

Ω

C0

40

pF

C1

4.3

pF

COSC1

30

pF

COSC2

30

pF

RP

1 – 10

MΩ

Q

1250

—

(e) Crystal and ceramic resonator parameters

Figure 5 Oscillator connections

MC68HC05E6 — Rev. 1.0

8-pin

Modes of Operation and Pin Descriptions

For More Information On This Product,

Go to: www.freescale.com

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