7-Segment Display - 4-Digit (Blue)
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This is a basic, 4-digit 7-segment display - blue in color. It has a common anode. The display features one decimal point per digit, and individually controllable apostrophe and colon points.
The LEDs have a forward voltage of 3.4VDC and a max forward current of 20mA. The hardware interface is sixteen (two rows of eight) through-hole pins.
We carry this same display in [red](http://www.sparkfun.com/commerce/product_info.php?products_id=9483), [green](http://www.sparkfun.com/commerce/product_info.php ?products_id=9482), and [yellow](http://www.sparkfun.com/commerce/product_info.php?products_id=9480).
**Features:**
* Overall Display: 40.18 x 12.8 mm (1.58 x 0.50\")
* Digit Height: 10mm (0.39\")
**Documents:**
* [Datasheet (YSD-439AB4B-35)](http://www.sparkfun.com/datasheets/Components/LED/7-Segment/YSD-439AB4B-35.pdf)
* [Display Example Code](http://cdn.sparkfun.com/datasheets/Components/LED/_7Seg_Example.pde)