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PDF MDT75C273 Data sheet ( Hoja de datos )
| Número de pieza | MDT75C273 | |
| Descripción | OTP Encoder | |
| Fabricantes | MDTIC | |
| Logotipo |  |
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1. General Description
MDT75C273
OTP Encoder
The MDT75C273 i s an OTP Encoder using CMOS technology. It has a maximum of 20 bits addressing code
providing up to one million codes. It can reduce any code collision and unauthorized code scanning possibilities.
2. Features
l CMOS technology.
l Low standby current : 1.0 uA.
l Wide range of Operating Voltage : Vdd = 3.0V ~ 12V.
l Up to 4 data pins.
l Total 1048576 address codes.
l Built-in RC oscillator with single external resistor.
l Available in DIP and SOP package.
l Automatically enter sleep mode if press button over 6 ~ 10 sec
3. Pin Assignment
MDT75C273P / 75C273S
www.DataSheet4U.com
8 pin DIP / SOP
OSCR 1
8 K3
Vdd 2
7 K2
Vss 3
6 K1
TXD 4
5 K0
4. Pin Function Description
Symbol
OSCR
Vdd
Vss
TXD
K0
K1
K2
K3
I/O Function Description
I Connect a resistor to Vdd to adjust internal RC freq.
Positive power supply 3.0V ~ 12 V.
Ground.
O Data output pin.
I Data input with pull low Resistor.
I Data input with pull low Resistor.
I Data input with pull low Resistor.
I Data input with pull low Resistor.
This specification is subject to be changed without notice. Please visit our web site for the most updated information.
http://www.mdtic.com.tw
1 of 5
2005/6/20 Ver. 1.0
1 page  
MDT75C273
OTP Encoder
This specification is subject to be changed without notice. Please visit our web site for the most updated information.
http://www.mdtic.com.tw
5 of 5
2005/6/20 Ver. 1.0
5 Page | ||
| Páginas | Total 5 Páginas | |
| PDF Descargar | [ Datasheet MDT75C273.PDF ] | |
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