器件名称:
SM5172S
功能描述:
3 RF ENCODER
文件大小:
52.72KB 共12页
简 介:
SM5172 SAMHOP Microelectronics Corp. 312 RF ENCODER GENERAL DESCRIPTION SM5172 is a remote control decoder paired with SM5162 utilizing CMOS Technology. It has 12-bit tri-state address pins providing a maximum of 531,411 (or 312) address codes; thereby, drastically reducing any code collision and unauthorized code scanning possibilities. SM5172 is available in several options to suit every application needs : variable number of data output pins, latch or momentary output type. FEATURES * CMOS Technology * Low power consumption * Very high noise immunity * Up to 12 tri-State code address pins * Up to 6 data pins * Wide range of operating voltage: Vcc= 3 ~ 12 Volts * Single resistor oscillator * Latch or momentary output type * Available in DIP and SOP package APPLICATIONS * Car security * Garage door * Home security/Automation system * Toys * Remote control for industrial use BLOCK DIAGRAM DIN Signal Re-Shap Decode Timing Generator Address Compare Data Compare VT OSC Address Data OSC1 OSC2 A0 A5 A6/D5 A11/D0 Page 1 OCT. 2001 SM5172 SAMHOP Microelectronics Corp. 312 RF ENCODER PIN ASSIGNMENTS ( DIP ) A0 A1 A2 A3 A4 A5 A6 A7 Vss 1 2 3 4 5 6 7 8 9 SM5172 18 17 16 15 14 13 12 11 10 Vcc VT OSC1 OSC2 DIN A11 A10 A9 A8 A0 A1 A2 A3 A4 A5 A6 A7 Vss 1 2 3 4 5 6 7 8 9 18 17 16 15 14 13 12 11 10 Vcc VT OSC1 OSC2 DIN D0 D1 A9 A8 SM5172-M2/L2 A0 A1 A2 A3 A4 A5 A6 A7 Vss 1 2 3 4 5 6 7 8 9 18 17 16 15 14 13 12 11 10 Vcc VT OSC1 OSC2 DIN D0 D1 D2 A8 A0 A1 A……
