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PDF MDT75C277 Data sheet ( Hoja de datos )
| Número de pieza | MDT75C277 | |
| Descripción | OTP Encoder | |
| Fabricantes | MDTIC | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de MDT75C277 (archivo pdf) en la parte inferior de esta página. Total 7 Páginas | ||
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1. General Description
MDT75C277
OTP Encoder
The MDT75C277 is 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
CMOS technology.
Wide range of Operating Voltage : Vdd = 3.0V ~ 12V.
Up to 4 data pins.
Total 1048576 address codes.
Built-in RC oscillator with single external resistor.
Available in DIP and SOP package.
Automatically enter sleep mode if press button over 3 ~ 5 sec
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3. Pin Assignment
MDT75C277P / 75C277S
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.
1 of 1
2006/10/11 Ver. 1.5
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 page  
MDT75C277
OTP Encoder
5 of 5
2006/10/11 Ver. 1.5
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 Page | ||
| Páginas | Total 7 Páginas | |
| PDF Descargar | [ Datasheet MDT75C277.PDF ] | |
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