MM5452V National Semiconductor, MM5452V Datasheet
MM5452V
Specifications of MM5452V
Available stocks
Related parts for MM5452V
MM5452V Summary of contents
Page 1
... The MM5452 stores display data in latches after it is clocked in, and holds the data until new display data is received. Features n Serial data input n No load signal required Block Diagram © 2001 National Semiconductor Corporation n DATA ENABLE (MM5452) n Wide power supply operation n TTL compatibility outputs n Alphanumeric and bar graph capability ...
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, Referenced to Gnd Storage Temperature Power Dissipation at 25˚C Power Dissipation at 70˚C Junction Temperature Electrical Characteristics fied. Parameter ...
Page 3
... Connection Diagrams Dual-In-Line Package Top View FIGURE 2. Plastic Chip Carrier Top View Order Number MM5452N, MM5453N, MM5452V or MM5453V 00613702 00613711 See NS Package Number N40A or V44A 3 Dual-In-Line Package 00613703 Top View FIGURE 3. Plastic Chip Carrier 00613712 Top View www.national.com ...
Page 4
Functional Description The MM5452 is specifically designed to operate 4 7-segment displays with minimal interface with the display and the data source. Serial data transfer from the data source to the display driver is accomplished with 2 signals, serial data ...
Page 5
Functional Description Consult LCD manufacturer’s data sheet for specific pinouts. FIGURE 6. Typical 4 (Continued) 1 ⁄ -Digit Display Application 2 5 00613706 www.national.com ...
Page 6
Functional Description * The minimum recommended value for R for the oscillator input time constant of approximately 4. frequency between 30 Hz and 150 Hz. Figure 9 shows a four wire remote ...
Page 7
Functional Description converter or resistor array. The result of this comparison is clocked into the MM5452, MM5453. The next clock pulse increments the staircase and clocks the new data in. With a buffer amplifier, the same staircase waveform can be ...
Page 8
... Physical Dimensions Physical Dimensions www.national.com inches (millimeters) unless otherwise noted Molded Dual-In-Line Package (N) Order Number MM5452N or MM5453N NS Package Number N40A Plastic Chip Carrier (V) Order Number MM5452V or MM5453V NS Package Number V44A 8 ...
Page 9
... NATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT AND GENERAL COUNSEL OF NATIONAL SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant ...