M320EB

MOSDESIGN SEMICONDUCTOR CORP. 220 OTP ENCODER EN/DECODER M320EB GENERAL DESCRIPTION The M320EB is a 220 services of encoder pair with M320D utilizing CMOS LSI design for use in remote control system. The M320EB is design by a one-time programmable process. They decide the transmission word of M320EB that compose of 4 data bits, 20 address bits. A transmission word of the M320EB is transmitted on the DO pin via an RF transmission medium upon receipt of a trigger signal. FEATURES ‧ 4 direct data input pins, Up to 15 data combination. ‧ 12 seconds auto transmission out off to reduce power consumption. ‧ Up to 220 (1,048,576) address codes. ‧ An external oscillation resister. ‧ One-time programmable process. ‧ Available in SOP or DIP package. APPLICATIONS ‧ Burglar alarm system, car door controllers, car alarm system, home/office security system…etc. BLOCK DIAGRAM OSC Oscillator Mixer Address Control & K0 Driver K1 Input Control K2 Custom code K3 Memory Dout 1/4 2012-04-06 MOSDESIGN SEMICONDUCTOR CORP. ABSOLUT MAXIMUM RATING Parameter Supply Voltage Input Voltage Operating Temperature Storage Temperature 220 OTP ENCODER Rating 2.4 to 12 -0.7~VDD +0.3 -20 to 70 -55 to +125 EN/DECODER M320EB Unit V V ℃ ℃ ELECTRICAL CHARACTERISTICS Characteristics Sym. Min. Typ. Max. Unit REMARKS Operating Voltage Operating Current VDD 2.4 ─ 12 V IOP ─ 0.3 ─ mA No load Quiescent Current Input Voltage Output Current Oscillator Frequency ISB ─ 1 3 μA @VDS=1.2V VIH 0.7VDD ...