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S3C72F5

The S3C72F5 single-chip CMOS microcontroller has been designed for high performance using Samsung's newest 4-bit CPU core, SAM47

Samsung 

S3C72F5/P72F5

ELECTRICAL DATA

Table 14–3. Main System Clock Oscillator Characteristics

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

Oscillator

Ceramic

Oscillator

Clock

Configuration

Xin Xout

Parameter

Oscillation frequency (1)

Test Condition

–

Min Typ Max Units

0.4 – 6.0 MHz

Crystal

Oscillator

C1 C2

Xin Xout

Stabilization time (2)

Stabilization occurs –

when VDD is equal

to the minimum

oscillator voltage

range; VDD = 3.0 V.

Oscillation frequency (1)

–

0.4

–

4 ms

– 6.0 MHz

External

Clock

C1 C2

Stabilization time (2)

VDD = 3.0 V

–

–

10 ms

VDD = 2.0 V to 5.5 V –

–

30

Xin Xout Xin input frequency (1)

–

0.4 – 6.0 MHz

RC

Oscillator

Xin Xout

R

Xin input high and low

level width (tXH, tXL)

Frequency

–

R = 20 kΩ,

VDD = 5 V

83.3 – 1250 ns

–

2

– MHz

R = 39 kΩ,

VDD = 3 V

–

1

–

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.

14–5

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