Sep 20, 2004 #1 penghan Member level 4 Joined Sep 20, 2004 Messages 74 Helped 5 Reputation 10 Reaction score 2 Trophy points 1,288 Location Shanghai Activity points 489 mainly about differential voltage's minimum and maximum value. Thx :lol:
Sep 20, 2004 #2 V vomit Full Member level 2 Joined Jun 14, 2002 Messages 148 Helped 14 Reputation 28 Reaction score 4 Trophy points 1,298 Activity points 1,527 penghan said: mainly about differential voltage's minimum and maximum value. Thx :lol: Click to expand... **broken link removed** The PECL voltage levels are: V(OH) = Vcc - .9 V = 4.1 V nom. V(OL) = Vcc - 1.7 V = 3.3 V nom. Click to expand...
penghan said: mainly about differential voltage's minimum and maximum value. Thx :lol: Click to expand... **broken link removed** The PECL voltage levels are: V(OH) = Vcc - .9 V = 4.1 V nom. V(OL) = Vcc - 1.7 V = 3.3 V nom. Click to expand...
Sep 21, 2004 #3 penghan Member level 4 Joined Sep 20, 2004 Messages 74 Helped 5 Reputation 10 Reaction score 2 Trophy points 1,288 Location Shanghai Activity points 489 Thkq your picture is interesting 8) i had ever found this by google. But my supply voltage is 3.3V. so i just hope to find other way.
Thkq your picture is interesting 8) i had ever found this by google. But my supply voltage is 3.3V. so i just hope to find other way.
Sep 21, 2004 #4 K krashkealoha Full Member level 1 Joined Jul 3, 2004 Messages 99 Helped 15 Reputation 30 Reaction score 7 Trophy points 1,288 Location 21.402, -157.739 Activity points 1,292 You can still use vomit's equation: V(OH) = 3.3 - .9 V = 2.4 V nom. V(OL) = 3.3 - 1.7 V = 1.6 V nom. Attached is a datasheet from ON Semiconductor's website (www.onsemi.com). They are probably the leaders in ECL/PECL type logic products.
You can still use vomit's equation: V(OH) = 3.3 - .9 V = 2.4 V nom. V(OL) = 3.3 - 1.7 V = 1.6 V nom. Attached is a datasheet from ON Semiconductor's website (www.onsemi.com). They are probably the leaders in ECL/PECL type logic products.