GMS34004T

Features:

· Program memory : 512bytes for GMS34004T 1,024 bytes for GMS34112T/140T
· Data memory : 32 ¡¿ 4 bits
· 43 types of instruction set
· 3 levels of subroutine nesting
· 1 bit output port for a large current (REMOUT signal)
· Operating frequency :300KHz~500KHz at KHz version 2.4MHz~4MHz at MHz version 300KHz~4.2MHz at WIDE version
· Instruction cycle : fOSC/6 at KHz and WIDE version fOSC/48 at MHz version
· CMOS process (3.0V or 5.0V power supply)
· Stop mode (Through internal instruction)
· Released stop mode by key input
· Built in capacitor for ceramic oscillation circuit at KHz version
· Built in a watch dog timer (WDT)
· Low operating voltage : 2.2~4.5V (at KHz and MHz version) Normal operating voltage: 4.0~5.0V (at WIDE version)


Pinout




Specifications

Parameter	Symbol	Max. rating	Unit
Supply Voltage	VDD	-0.3 ~ 7.0	V
Programming Voltage	VPP	-0.3 ~ 13.5	V
Power dissipation	PD	700 *	mW
Storage temperature range	Tstg	-55 ~ 125	..
Input voltage	VIN	-0.3 ~ VDD+0.3	V
Output voltage	VOUT	-0.3 ~ VDD+0.3	V

Description

The GMS340 series are remote control transmitter which uses CMOS technology, and the EPROM version of GMS34XXX series.

GMS340 series enable transmission code outputs of different configurations, multiple custom code output, and double push key output for easy fabrication.

The GMS340 series are suitable for remote control of TV, VCR, FANS, Airconditioners, Audio Equipments, Toys, Games etc.