Jun 24, 2008 #1 M microwaver Newbie level 6 Joined May 10, 2008 Messages 14 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,381 Does high value poly resistor(large sheet resistor rph) process vary quite large than the small sheet poly(rnp)?I searched the PDK and did not find it,can anyone give me some explanation or reference?
Does high value poly resistor(large sheet resistor rph) process vary quite large than the small sheet poly(rnp)?I searched the PDK and did not find it,can anyone give me some explanation or reference?
Jun 24, 2008 #2 rfsystem Advanced Member level 3 Joined Feb 25, 2002 Messages 908 Helped 149 Reputation 294 Reaction score 38 Trophy points 1,308 Location Germany Activity points 9,548 The impurity concentration is more difficult to control at a lower level. The gate nonsilicide poly have about 50 times the doping. More stable. Also the TC's are different. At low Rsq you have positive. RPH will have negative.
The impurity concentration is more difficult to control at a lower level. The gate nonsilicide poly have about 50 times the doping. More stable. Also the TC's are different. At low Rsq you have positive. RPH will have negative.