MAX6953
2-Wire Interfaced, 2.7V to 5.5V, 4-Digit 5 x 7 Matrix LED Display Driver
Part Details
The MAX6953 is a compact cathode-row display driver that interfaces microprocessors to 5 x 7 dot-matrix LED displays through an I²C-compatible serial interface. The MAX6953 drives up to four digits (140 LEDs).
Included on-chip are an ASCII 104-character font, multiplex scan circuitry, column and row drivers, and static RAM that stores each digit, as well as font data for 24 user-definable characters. The segment current for the LEDs is set by an internal digit-by-digit digital brightness control.
The device includes a low-power shutdown mode, segment blinking (synchronized across multiple drivers, if desired), and a test mode that forces all LEDs on. The LED drivers are slew-rate limited to reduce EMI.
For an SPI™-compatible version, refer to the MAX6952 data sheet. An EV kit is available for the MAX6952.
Applications
- Audio/Video Equipment
- Gaming Machines
- Industrial Displays
- Medical Equipment
- Message Boards
Documentation
Data Sheet 1
Design Note 1
Technical Articles 4
This is the most up-to-date revision of the Data Sheet.
Hardware Ecosystem
Parts | Product Life Cycle | Description |
---|---|---|
Display Driver Electronics 11 | ||
MAX6950 | PRODUCTION | Serially Interfaced, +2.7V to +5.5V, 5- and 8-Digit LED Display Drivers |
MAX6951 | PRODUCTION | Serially Interfaced, +2.7V to +5.5V, 5- and 8-Digit LED Display Drivers |
MAX6952 | PRODUCTION | 4-Wire Interfaced, 2.7V to 5.5V, 4-Digit 5 x 7 Matrix LED Display Driver |
MAX6954 | PRODUCTION | 4-Wire Interfaced, 2.7V to 5.5V LED Display Driver with I/O Expander and Key Scan |
MAX6955 | PRODUCTION | 2-Wire Interfaced, 2.7V to 5.5V LED Display Driver with I/O Expander and Key Scan |
MAX6956 | PRODUCTION | 2-Wire-Interfaced, 2.5V to 5.5V, 20-Port or 28-Port LED Display Driver and I/O Expander |
MAX6957 | PRODUCTION | 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port and 28-Port LED Display Driver and I/O Expander |
MAX6958 | PRODUCTION | 2-Wire Interfaced, 3V to 5.5V, 4-Digit, 9-Segment LED Display Drivers with Keyscan |
MAX6959 | PRODUCTION | 2-Wire Interfaced, 3V to 5.5V, 4-Digit, 9-Segment LED Display Drivers with Keyscan |
MAX7219 | PRODUCTION | Serially Interfaced, 8-Digit, LED Display Drivers |
MAX7221 | PRODUCTION | Serially Interfaced, 8-Digit, LED Display Drivers |
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