Datasheet Details
| Part number | MM74C991 |
|---|---|
| Manufacturer | Fairchild (now onsemi) |
| File Size | 91.64 KB |
| Description | 4-Digit Expandable Segment Display Controller |
| Datasheet | MM74C991 MM74C991N Datasheet (PDF) |
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Overview: MM74C911 4-Digit Expandable Segment Display Controller October 1987 Revised January 1999 MM74C911 4-Digit Expandable Segment Display Controller.
This datasheet includes multiple variants, all published together in a single manufacturer document.
| Part number | MM74C991 |
|---|---|
| Manufacturer | Fairchild (now onsemi) |
| File Size | 91.64 KB |
| Description | 4-Digit Expandable Segment Display Controller |
| Datasheet | MM74C991 MM74C991N Datasheet (PDF) |
|
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The MM74C911 display controller is an interface element with memory that drives a 4-digit, 8-segment LED display.
The MM74C911 allows individual control of any segment in the 4-digit display.
The number of segments per digit can be expanded without any external ponents.
| Part Number | Description |
|---|---|
| MM74C902 | Hex Non-Inverting TTL Buffer |
| MM74C927 | 4-Digit Counters |
| MM74C928 | 4-Digit Counters |
| MM74C193 | Synchronous 4-Bit Up/Down Binary Counter |
| MM74C244 | Inverting - Non-Inverting Octal Buffer and Line Driver |
| MM74C374 | 3-STATE Octal D-Type Flip-Flop |
| MM74C574 | 3-STATE Octal D-Type Edge-Triggered Flip-Flop |
| MM74C76 | Dual J-K Flip-Flops |
| MM74HC126 | 3-STATE Quad Buffers |
| MM74HC541 | Octal 3-STATE Buffer |