S3P7538 datasheet(2/34 Pages) SAMSUNG

Part #	S3P7538

Description	The S3C7524/C7528/C7534/C7538 single-chip CMOS microcontroller has been designed for high-performance using SAM 47

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Manufacturer	SAMSUNG [Samsung semiconductor]

Direct Link	http://www.samsung.com/Products/Semiconductor

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2 / 34 page

PRODUCT OVERVIEW

S3C7524/C7528/P7528/C7534/C7538/P7538

1-2

FEATURES SUMMARY

Memory

•

768

× 4-bit RAM

•

4,096

× 8-bit ROM (S3C7524/C7534)

8,192

× 8-bit ROM (S3C7528/C7538)

35 I/O Pins

•

Input only: 4 pins (S3C7524/C7528)

1 pins (S3C7534/C7538)

•

I/O: 23 pins (S3C7524/C7528)

14 pins (S3C7534/C7538)

•

N-channel open-drain I/O: 8 pins

Memory-Mapped I/O Structure

•

Data memory bank 15

DTMF Generator

•

16 dual-tone frequencies for tone dialing

8-Bit Basic Timer

•

Programmable interval timer

•

Watchdog timer

Two 8-Bit Timer/Counters

•

Programmable 8-bit timer

•

External event counter function

•

Arbitrary clock frequency output

Watch Timer

•

Real-time and interval time measurement

•

Four frequency outputs to the BUZ pin

Bit Sequential Carrier

•

Supports 8-bit serial data transfer in arbitrary

format

Interrupts

•

3 external interrupt vectors (S3C7524/C7528)

1 external interrupt vectors (S3C7534/C7538)

•

3 internal interrupt vectors

•

2 quasi-interrupts

Power-Down Modes

•

Idle: Only CPU clock stops

•

Stop: System clock stops

Oscillation Sources

•

Crystal, or ceramic for main system clock

•

Main system clock frequency: 0.4–6.0 MHz

(typical)

•

CPU clock divider circuit (by 4, 8, or 64)

Instruction Execution Times

•

0.95, 1.91, and 15.3

µs at 4.19 MHz

•

1.12, 2.23, 17.88

µs at 3.58 MHz

•

0.67, 1.33, 10.7

µs at 6.0 MHz

Operating Temperature

•

– 40 °C to 85

°C

Operating Voltage Range

•

2.0 V to 5.5 V

Package Types

•

42 SDIP, 44 QFP (S3C7524/C7528)

•

30 SDIP, 32 SOP (S3C7534/C7538)

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