S3C7335 데이터 시트보기 (PDF) - Samsung

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S3C7335

The S3C7335 single-chip CMOS microcontroller has been designed for high performance using Samsung's newest 4-bit CPU core, SAM47

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ELECTRICAL DATA

S3C7335/P7335

Table 17-3. Main System Clock Oscillator Characteristics

(TA = – 40 °C + 85 °C, VDD = 1.8 V to 5.5 V)

Oscillator

Clock

Configuration

Parameter

Test Condition

Min Typ Max Units

Ceramic

Oscillator

XIN XOUT

Oscillation frequency VDD = 2.7 V to 5.5 V 0.4

–

(1)

6 MHz

C1 C2

Crystal

Oscillator

Stabilization time (2) Stabilization occurs

–

–

when VDD is equal to

the minimum oscillator

voltage range.

XIN XOUT

Oscillation frequency VDD = 2.7 V to 5.5 V 0.4

–

(1)

C1 C2

4

ms

6 MHz

External

Clock

Stabilization time (2) VDD = 4.5 V to 5.5 V –

–

10 ms

VDD = 1.8 V to 4.5 V –

–

30

XIN XOUT XIN input frequency (1)

–

0.4

–

6 MHz

XIN input high and low

–

level width (tXH, tXL)

83.3 –

–

ns

NOTES:

1. Oscillation frequency and XIN input frequency data are for oscillator characteristics only.

2. Stabilization time is the interval required for oscillator stabilization after a power-on occurs, or when stop mode is

terminated.

17-6

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