16 Channel Multiplexer - CD74HC4067

Texas Instruments CD74HC4067 16-Channel multiplexer. What can you do with it? How about taking an analog to digital reading from 16 devices with only 1 ADC channel and 4 control pins. That's right, 16 for the price of 5! 24-Pin SSOP package. Works great with 28-Pin SSOP to DIP adapters. The CD74HC4067 and CD74HCT4067 are a 16-channel digital multiplexers from Texas Instruments. It is a 28-pin microcontroller. The CD74HC4067 cones in PDIP, SOIC, and SSOP packages, while the CD74HCT4067 comes in an SOIC package only.

Hooking it up

Technical Details

• Low "ON" Resistance of 70Ohms at 4.5Vcc and 60Ohms at 6VCC

• 2V to 6V operation

• -55C to 125C operating temperature

Pin	Function	Pin	Function
1	Common I/O	13	Vcc
2	I7	14	I8
3	I6	15	I9
4	I5	16	<I10/td>
5	I4	17	I11
6	I3	18	I12
7	I2	19	I13
8	I1	20	I14
9	I0	21	I15
10	S0	22	E (Analog)
11	S1	23	S2
12	GND	24	S3

Availability

• Sparkfun
• Sparkfun
• Breakout board from Sparkfun

CD74HC4067SM96 Datasheet

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External Links

• Datasheet

References

• http://www.sparkfun.com/commerce/product_info.php?products_id=299

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