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2001-09-10
3 STATES ENCODER
3
態編碼 IC
EN/DECODER
M318E
一華半導體股份有限公司
MOSDESIGN SEMICONDUCTOR CORP.
GENERAL DESCRIPTION 功能敘述
功能敘述
功能敘述
功能敘述
The M318E is a CMOS ASIC encoder. It will en-code 12 parallel data inputs (A0~A11) and serially TE transmit them to the
output when transmits enable (TE) depressed. The address inputs are 3 states i.e. LOW (0)、OPEN (X) or HIGH(1). It will transmit
1 cycle each depressed.
FEATURES 產品特長
產品特長
產品特長
產品特長
• Same Rosc matched to the DECODER M318D/F
• 3
18 =387,420,489 codes, “0”、”X”、”1” Tri-state
• Internal code A0~A7 1 0 1 1 1 0 A8~A11
• 1 cycle transmission each time
• Direct data transmit type : (Eliminating TE and diodes)
― M318E-H : switch to VDD
APPLICATIONS 產品應用
產品應用
產品應用
產品應用
• Car/home alarm system, garage control etc..
BLOCK DIAGRAM 功能方塊圖
功能方塊圖
功能方塊圖
功能方塊圖
*All specs and applications shown above subject to change without prior notice.
( 以㆖電路及規格僅供參考,本公司得逕行修正 )
Oscillator
Control
Input
X
A0
A11
DO
Freq
Divider
Logic unit
Central
Output
Driver
Y
TE
Carrier
IR
Control