High Voltage Sky130 Factory Standard Cell

Key:
Useful for Analog Applications
Unique to this cell library

Combinatorial

inv Inverter.
nand2 2-input NAND.
nand3 3-input NAND.
nor2 2-input NOR.
nor3 3-input NOR.
a22oi 2-input AND into both inputs of 2-input NOR.
a21oi 2-input AND into first input of 2-input NOR.
o21ai 2-input OR into first input of 2-input NAND.
o22ai 2-input OR into both inputs of 2-input NAND.

o21a 2-input OR into first input of 2-input AND.
o22a 2-input OR into both inputs of 2-input AND.
or2 2-input OR.
or3 3-input OR.
xnor2 2-input exclusive NOR.
xor2 2-input exclusive OR.
a21o 2-input AND into first input of 2-input OR.
a22o 2-input AND into both inputs of 2-input OR.
and2 2-input AND.
and3 3-input AND.

Buffer

schmittbuf Schmitt Trigger Buffer.

buf Buffer.

Tristate

einvn Tri-state inverter, negative enable.
einvp Tri-state inverter, positive enable.

Delay Flip Flops

dfrbp Delay flop, inverted reset, complementary outputs.
dfrtp Delay flop, inverted reset, single output.
dfsbp Delay flop, inverted set, complementary outputs.
dfstp Delay flop, inverted set, single output.
dfxbp Delay flop, complementary outputs.
dfxtp Delay flop, single output.
dlrtp Delay latch, inverted reset, non-inverted enable, single output.
dlxtp Delay latch, non-inverted enable, single output.

Clock


dlclkp Clock gate.

Level Shifting Buffers

lsbufhv2hv_hl High Voltage to High Voltage, Higher Voltage to Lower Voltage.
lsbufhv2hv_lh High Voltage to High Voltage, Lower Voltage to Higher Voltage.
lsbufhv2lv low voltage-to-low voltage.
lsbufhv2lv_simple , High Voltage to Low Voltage, simple (hv devices in inverters on lv power rail).
lsbuflv2hv_clkiso_hlkg Level-shift clock buffer, low voltage to high voltage, isolated well on input buffer, inverting sleep mode input.
lsbuflv2hv Low voltage-to-high voltage, isolated well on input buffer, double height cell.
lsbuflv2hv_isosrchvaon Low voltage to high voltage, isolated well on input buffer, inverting sleep mode input, zero power sleep mode.
lsbuflv2hv_symmetric Low Voltage to High Voltage, Symmetrical.

multiplexers

mux2 2-input multiplexer.
mux4 4-input multiplexer.

Scan Delay Flip Flop

sdfxtp Scan delay flop, non-inverted clock, single output.
sdfxbp Scan delay flop, non-inverted clock, complementary outputs.
sdfrtp Scan delay flop, inverted reset, non-inverted clock, single output.
sdfrbp Scan delay flop, inverted reset, non-inverted clock, complementary outputs.
sdfstp Scan delay flop, inverted set, non-inverted clock, single output.
sdfsbp Scan delay flop, inverted set, non-inverted clock, complementary outputs.
sdlclkp Scan gated clock.
sdlxtp ????.

Probe

probec_p Virtual current probe point.
probe_p Virtual voltage probe point.

Constant

conb Constant value, low, high outputs.

Decoupling Capacitor

decap Decoupling capacitance filler.

Misc.

fill Fill cell.
diode Antenna tie-down diode.