MM5481N National Semiconductor, MM5481N Datasheet

IC LED DISPLAY DRIVER 20DIP

MM5481N

Manufacturer Part Number
MM5481N
Description
IC LED DISPLAY DRIVER 20DIP
Manufacturer
National Semiconductor
Datasheet

Specifications of MM5481N

Display Type
LED
Interface
Serial
Digits Or Characters
2 Digits
Current - Supply
7mA
Voltage - Supply
4.75 V ~ 11 V
Operating Temperature
-25°C ~ 85°C
Mounting Type
Through Hole
Package / Case
20-DIP (0.300", 7.62mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Configuration
-
Other names
*MM5481N

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C 1995 National Semiconductor Corporation
MM5481 LED Display Driver
General Description
The 5481 is a monolithic MOS integrated circuit utilizing N-
channel metal gate low threshold enhancement mode and
ion-implanted depletion mode devices
MM5450 die packaged in a 20-pin package making it ideal
for a 2 digit display The MM5481 is designed to drive com-
mon anode-separate cathode LED displays A single pin
controls the LED display brightness by setting a reference
current through a variable resistor connected either to V
or to a separate supply of 11V maximum
Features
Y
Y
Block and Connection Diagrams
Continuous brightness control
Serial data input
TL F 6139
It utilizes the
See NS Package Number N20A
Order Number MM5481N
Dual-In-Line Package
FIGURE 1
FIGURE 2
Top View
DD
Y
Y
Y
Y
Y
Y
Applications
Y
Y
Y
Y
No load signal required
Data enable
Wide power supply operation
TTL compatibility
Alphanumeric capability
2 digit LED driver
COPS or microprocessor displays
Industrial control indicator
Relay driver
Instrumentation readouts
TL F 6139 – 2
RRD-B30M105 Printed in U S A
TL F 6139 – 1
February 1995

Related parts for MM5481N

MM5481N Summary of contents

Page 1

... It utilizes the Alphanumeric capability Y 2 digit LED driver Y Applications COPS or microprocessor displays DD Y Industrial control indicator Y Relay driver Y Instrumentation readouts Y FIGURE 1 Dual-In-Line Package Top View FIGURE 2 Order Number MM5481N See NS Package Number N20A February 1995 TL F 6139 – 6139 – 2 RRD-B30M105 Printed ...

Page 2

... Absolute Maximum Ratings If Military Aerospace specified devices are required please contact the National Semiconductor Sales Office Distributors for availability and specifications Voltage at Any Pin V SS Storage Temperature Power Dissipation Molded DIP Package Board Mount Molded DIP Package Socket Mount Electrical Characteristics ...

Page 3

Functional Description The MM5481 uses the MM5450 die which is packaged to operate 2-digit alphanumeric displays with minimal interfer- ence to the display and the data source Serial data transfer from the data source to the display driver is accomplished ...

Page 4

Functional Description (Continued) START 5450 START ...

Page 5

5 ...

Page 6

... National does not assume any responsibility for use of any circuitry described no circuit patent licenses are implied and National reserves the right at any time without notice to change said circuitry and specifications Molded Dual-In-Line Package Order Number MM5481N NS Package Number N20A 2 A critical component is any component of a life ...

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