Interface EZ-USB AN21xx to 5V TTL Logic

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    Question: Can you interface the AN21xx EZ-USB to 5V TTL Logic?



    Yes, the EZ-USB AN21xx I/O pins sink and source 1.6 mA.  Our VOL max output voltages match the TTL spec, our VIL max is above the TTL VOL max and our VIH min is below the VOH min.