M5450
FEATURES
SUMMARY
Figure 1. Packages
- M5450 34 OUTPUTS/15m A SINK
- M5451 35 OUTPUTS/15m A SINK
- CURRENT GENERATOR OUTPUTS (NO EXTERNAL RESISTORS REQUIRED)
- CONTINUOUS BRIGHTNESS CONTROL
- SERIAL DATA INPUT
- ENABLE (ON M5450) t(s)- WIDE SUPPLY VOLTAGE OPERATION
- TTL PATIBILITY duc Application Examples: ro- MICROPROCESSOR DISPLAYS P- INDUSTRIAL CONTROL INDICATOR te- RELAY DRIVER le- INSTRUMENTATION READOUTS Obso DESCRIPTION -The M5450 and M5451 are monolithic MOS intet(s)grated circuits produced with an N-channel silicon gate technology. They are available in 40-pin dual cin-line plastic packages. u A single pin controls the LED display brightness by dsetting a reference current through a variable rerosistor connected to VDD or to a separate supply of Obsolete P13.2V maximum.
PDIP40 (Plastic Package)
PLCC44 (Plastic Chip Carrier)
April 2004
REV. 2
1/12
M5450, M5451
Figure 2. Pin Connection
OUTPUT BIT 14...
