DF121
DF121 is CMOS Gate Array manufactured by AMI.
Description
DF12x is a family of static, master-slave D flip-flops. SET and RESET are asynchronous and active low. Outputs are buffered and change state on the rising edge of the clock.
Logic Symbol DF12x
DSQ C
Truth Table SN RN LL LH HL HH HH HH IL = Illegal
D X X X L H X
C Q QN X IL IL XHL XLH ↑LH ↑HL L NC NC
NC = No Change
Core Logic
HDL Syntax Verilog DF12x inst_name (Q, QN, C, D, RN, SN); VHDL inst_name: DF12x port map (Q, QN, C, D, RN, SN);
Pin Loading
Pin Name
D C SN RN
DF121 1.0 1.0 2.1 2.2
Equivalent Loads
DF122
DF124
1.0 1.0
1.0 1.0
2.1 2.1
2.2 1.0
DF126 1.0 1.0 2.1 1.0
Size And Power Characteristics
Power Characteristicsa
Cell Equivalent Gates
Static IDD (TJ = 85°C) (n A)
EQLpd (Eq-load)
DF122
DF124
DF126
43.0 a. See page 2-15 for power equation.
3-63
Core Logic
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