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| R Austria Mikro Systeme International DFF2 CUB 0.6 m CMOS DFF2 is a fast, static, master-slave D flip-flop with 2x drive strength. SET and RESET are asynchronous and active low. Truth Table SN RN L H H H H L H L H H H L D X X H L X X C Q QN Capacitance Ci (pF) X H L X L H E H L E L H E no change X illegal D SN Q DFF2 C RN QN D C SN RN 0.020 0.020 0.034 0.041 Area 2.30 mils 2 Power 7.19 W / MHz Delay [ns] = tpd.. = f(SL, L) Output Slope [ns] = op_sl.. = f(L) AC Characteristics : Tj = 25C with SL = Input Slope [ns] ; L = Output Load [pF] with L = Output Load [pF] Typical Process VDD = 3.3V AC Characteristics Characteristics Symbol tpdcqr tpdcqf tpdcqnr tpdcqnf tpdsnq tpdsnqn tpdrnq tpdrnqn op_slcqr op_slcqf op_slcqnr op_slcqnf op_slsnq op_slsnqn op_slrnq op_slrnqn SL = 0.1 L = 0.2 L = 1.4 L = 2.0 L = 0.2 SL = 2.0 L = 1.4 L = 2.0 Delay C to Q Delay C to QN Delay SN to Q Delay SN to QN Delay RN to Q Delay RN to QN Output Slope C to Q Output Slope C to QN Output Slope SN to Q Output Slope SN to QN Output Slope RN to Q Output Slope RN to QN 0.88 0.80 1.20 1.18 0.88 1.18 2.15 0.95 0.67 0.60 0.71 0.58 0.73 0.60 0.66 0.70 1.84 1.71 2.14 2.09 1.83 2.07 3.04 1.88 3.51 2.85 3.55 2.93 3.70 2.88 3.05 3.48 2.29 2.15 2.65 2.54 2.32 2.50 3.49 2.33 5.01 4.25 5.08 4.03 5.11 4.08 4.13 5.12 1.04 0.96 1.37 1.35 1.20 1.50 2.34 1.27 0.67 0.61 0.71 0.56 0.71 0.58 0.65 0.70 2.00 1.88 2.31 2.25 2.18 2.40 3.25 2.22 3.53 3.00 3.60 2.93 3.63 2.91 2.95 3.58 2.46 2.31 2.82 2.70 2.65 2.83 3.67 2.67 5.03 4.08 5.00 4.03 5.25 4.12 4.06 5.11 Sept. 1996 - 132 - Rev. N/C R Austria Mikro Systeme International DFF2 CUB 0.6 m CMOS Characteristics Min D Setup Time to C High Low Symbol tsudch tsudcl tsusnc tsurnc twch twcl twsn twrn [ns] 0.16 0.16 0.00 0.00 0.48 0.88 1.07 3.91 Characteristics Min D Hold Time to C High Low Symbol thdch thdcl thsnc thrnc [ns] 0.00 0.00 0.51 1.33 Min SN Setup Time to C Low Min RN Setup Time to C Low Min C Width Min SN Width Min RN Width High Low Low Low Min SN Hold Time to C Low Min RN Hold Time to C Low Sept. 1996 - 133 - Rev. N/C |
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