SM3503 datasheet, PDF - EEWORLD Datasheet

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SM3503: Description4-Bit Single-Chip Microcomputer(For Data Bank Use); CategoryThe embedded processor and controller Microcontrollers and processors; File Size34KB，3 Pages; ManufacturerSHARP; Websitehttp://sharp-world.com/products/device/

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SM3503 Overview

4-Bit Single-Chip Microcomputer(For Data Bank Use)

SM3503 Parametric

Parameter Name	Attribute value
Maker	SHARP
package instruction	14 X 20 MM, PLASTIC, QFP-100
Reach Compliance Code	unknow
bit size	4
maximum clock frequency	0.25 MHz
JESD-30 code	R-PQFP-G100
JESD-609 code	e6
length	20 mm
Number of I/O lines	8
Number of terminals	100
Maximum operating temperature	60 °C
Minimum operating temperature	-10 °C
Package body material	PLASTIC/EPOXY
encapsulated code	QFP
Package shape	RECTANGULAR
Package form	FLATPACK
Peak Reflow Temperature (Celsius)	NOT SPECIFIED
Certification status	Not Qualified
ROM programmability	MROM
Maximum seat height	3.15 mm
Maximum supply voltage	3.4 V
Minimum supply voltage	2.5 V
surface mount	YES
technology	CMOS
Temperature level	COMMERCIAL
Terminal surface	TIN BISMUTH
Terminal form	GULL WING
Terminal pitch	0.65 mm
Terminal location	QUAD
Maximum time at peak reflow temperature	NOT SPECIFIED
width	14 mm
uPs/uCs/peripheral integrated circuit type	MICROCONTROLLER

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SM3503

DESCRIPTION

The SM3503 is a CMOS 4-bit single-chip micro-

computer for databank incorporating data memory

RAM, LCD driver, key input circuit and buzzer out-

put circuit. By connecting an external crystal, a 1 Hz

timer interrupt is made possible for easier clock

function.

4-Bit Single-Chip Microcomputer

(For Data Bank Use)

FEATURES

• ROM capacity :

Program ROM

6 k x 23 bits

Character ROM 5 x 8 x 128 bits

• RAM capacity :

Working RAM

256 x 4 bits

Display RAM

60 x 8 bits

Data RAM

1 k x 8 bits

• LCD display : 60-segment x 8-common

• I/O ports :

Buzzer output

1 bit (4 kHz)

Key input

7 bits

• Standby release : 2 events (2 Hz signal, key input)

• Built-in oscillator :

System clock (built-in CR oscillator) 250 kHz

Timer (built-in CR oscillator)

32.8 kHz

(external crystal)

32.768 kHz

• Instruction cycle time : 12 µs

• Operating temperature : –10 to +60°C

• Supply voltage : 2.5 to 3.4 V

• Package : 100-pin QFP (QFP100-P-1420)

In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP devices shown in catalogs, data books,

etc. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device.

-1-

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