Specific Process Knowledge/Lithography/UVExposure: Difference between revisions
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!style="background:silver; color:black" align="center" valign="center" rowspan=" | !style="background:silver; color:black" align="center" valign="center" rowspan="4"|Performance | ||
|style="background:LightGrey; color:black"|Minimum feature size | |style="background:LightGrey; color:black"|Minimum feature size | ||
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|style="background:LightGrey; color:black"|Exposure light | |style="background:LightGrey; color:black"|Alignment accuracy | ||
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*TSA: ±2 µm | |||
*BSA: ±5 µm | |||
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*TSA: ±1 µm | |||
*BSA: ±2 µm | |||
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±2 µm<br>(±1 µm possible) | |||
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*TSA: ± 0.5 µm | |||
*BSA: ± 1 µm | |||
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*TSA: ± 0.5 µm | |||
*BSA: ± 1 µm | |||
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±1 µm | |||
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|style="background:LightGrey; color:black"|Exposure light | |||
|style="background:WhiteSmoke; color:black"| | |style="background:WhiteSmoke; color:black"| | ||
*350W Hg lamp | *350W Hg lamp | ||
*i-line filter (365nm bandpass filter) | *i-line filter (365nm bandpass filter) | ||
|style="background:WhiteSmoke; color:black"| | |style="background:WhiteSmoke; color:black"| | ||
*500W Hg-Xe lamp | *500W Hg-Xe lamp | ||
*i-line filter (365nm bandpass filter | *i-line filter (365nm bandpass filter) | ||
|style="background:WhiteSmoke; color:black"| | |style="background:WhiteSmoke; color:black"| | ||
365nm LED | 365nm LED | ||
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375nm laser | 375nm laser diode array | ||
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405nm laser | 405nm laser diode array | ||
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*365nm LED | *365nm LED | ||
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!style="background:silver; color:black" align="center" valign="center" rowspan=" | !style="background:silver; color:black" align="center" valign="center" rowspan="2"|Substrates | ||
|style="background:LightGrey; color:black"|Batch size | |style="background:LightGrey; color:black"|Batch size | ||
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|style="background:LightGrey; color:black"|Alignment modes | |style="background:LightGrey; color:black"|Alignment modes | ||
|style="background:WhiteSmoke; color:black" colspan="2"| | |style="background:WhiteSmoke; color:black" colspan="2"| | ||
*Top side (TSA) | *Top side (TSA), ±2µm | ||
*Backside (BSA) | *Backside (BSA), ±5µm | ||
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!style="background:silver; color:black" align="center" valign="center" rowspan="3"|Substrates | !style="background:silver; color:black" align="center" valign="center" rowspan="3"|Substrates | ||
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|style="background:LightGrey; color:black"|Alignment modes | |style="background:LightGrey; color:black"|Alignment modes | ||
|style="background:WhiteSmoke; color:black" colspan="2"| | |style="background:WhiteSmoke; color:black" colspan="2"| | ||
*Top side (TSA) | *Top side (TSA), ±1µm (machine spec: ±2µm) | ||
*Backside (BSA) | *Backside (BSA), ±2µm (machine spec: ±5µm) | ||
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!style="background:silver; color:black" align="center" valign="center" rowspan="3"|Substrates | !style="background:silver; color:black" align="center" valign="center" rowspan="3"|Substrates | ||
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|style="background:LightGrey; color:black"|Alignment modes | |style="background:LightGrey; color:black"|Alignment modes | ||
|style="background:WhiteSmoke; color:black" colspan="2"| | |style="background:WhiteSmoke; color:black" colspan="2"| | ||
Top side only | Top side only, ±2µm (±1µm can be achieved) | ||
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|style="background:LightGrey; color:black"|Alignment modes | |style="background:LightGrey; color:black"|Alignment modes | ||
|style="background:WhiteSmoke; color:black" colspan="2"| | |style="background:WhiteSmoke; color:black" colspan="2"| | ||
*Top side alignment | *Top side alignment, ±0.5µm | ||
*Backside alignment | *Backside alignment, ±1.0µm | ||
*Field alignment (chip-by-chip TSA) | *Field alignment (chip-by-chip TSA), ±0.25µm (within 5x5mm<sup>2</sup> area) | ||
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|style="background:LightGrey; color:black"|Alignment modes | |style="background:LightGrey; color:black"|Alignment modes | ||
|style="background:WhiteSmoke; color:black" colspan="2"| | |style="background:WhiteSmoke; color:black" colspan="2"| | ||
*Top side alignment | *Top side alignment, ±0.5µm | ||
*Backside alignment | *Backside alignment, ±1.0µm | ||
*Field alignment (chip-by-chip TSA) | *Field alignment (chip-by-chip TSA), ±0.25µm (within 5x5mm<sup>2</sup> area) | ||
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|style="background:LightGrey; color:black"|Alignment modes | |style="background:LightGrey; color:black"|Alignment modes | ||
|style="background:WhiteSmoke; color:black" colspan="2"| | |style="background:WhiteSmoke; color:black" colspan="2"| | ||
Top side only | Top side only, ±1µm | ||
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