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MDT75C273P

Description
OTP Encoder using CMOS technology.
File Size39KB,5 Pages
ManufacturerMicron Technology
Websitehttp://www.mdtic.com.tw/
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MDT75C273P Overview

OTP Encoder using CMOS technology.

MDT75C273
OTP Encoder
1. General Description
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
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CMOS technology.
Low standby current : 1.0 uA.
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 6 ~ 10 sec
3. Pin Assignment
MDT75C273P / 75C273S
8 pin DIP / SOP
OSCR
Vdd
Vss
TXD
1
2
3
4
8
7
6
5
K3
K2
K1
K0
4. Pin Function Description
Symbol
OSCR
Vdd
Vss
TXD
K0
K1
K2
K3
O
I
I
I
I
I/O
I
Function Description
Connect a resistor to Vdd to adjust internal RC freq.
Positive power supply 3.0V ~ 12 V.
Ground.
Data output pin.
Data input with pull low Resistor.
Data input with pull low Resistor.
Data input with pull low Resistor.
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

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MDT75C273P MDT75C273S MDT75C273
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