Printed circuit boards including drive circuits, and related semiconductor devices
Semiconductor devices are provided. A semiconductor device includes a substrate, a controller on the substrate, first and second drive circuits on the substrate, and a plurality of signal lines on the substrate that connect the controller to the first and second drive circuits. The plurality of signal lines are each at the same vertical level and are horizontally spaced apart from each other. Related printed circuit boards are also provided.
1. A semiconductor device, comprising:
a base substrate;
a timing controller chip on the base substrate;
first and second drive circuit chips on the base substrate; and
a plurality of signal lines on the base substrate, the plurality of signal lines being positioned at a same vertical level and horizontally spaced apart from each other,
wherein the plurality of signal lines comprise:
a first data signal line and a first control signal line that electrically connect the timing controller chip with the first drive circuit chip; and
a second data signal line and a second control signal line that electrically connect the timing controller chip with the second drive circuit chip.
2. The semiconductor device of claim 1 , wherein:
the first data signal line is configured to transmit a first data signal between the timing controller chip and the first drive circuit chip,
the first control signal line is configured to transmit a first control signal between the timing controller chip and the first drive circuit chip,
the second data signal line is configured to transmit a second data signal between the timing controller chip and the second drive circuit chip, and
the second control signal line is configured to transmit a second control signal between the timing controller chip and the second drive circuit chip.
3. The semiconductor device of claim 1 , wherein the first drive circuit chip comprises a display driver chip that is identical to the second drive circuit chip.
4. The semiconductor device of claim 1 , further comprising a first data signal pad, a second data signal pad, a first control signal pad, and a second control signal pad that are between the base substrate and the timing controller chip,
wherein the first data signal pad, the second data signal pad, the first control signal pad, and the second control signal pad are respectively connected to the first data signal line, the second data signal line, the first control signal line, and the second control signal line.
5. The semiconductor device of claim 4 ,
wherein the timing controller chip comprises a substrate and a routing layer on the substrate, and
wherein the routing layer connects the first and second data signal pads with each other and also connects the first and second control signal pads with each other.
6. The semiconductor device of claim 4 ,
wherein one of the first and second data signal pads is positioned between the first and second control signal pads, and
wherein one of the first and second control signal pads is positioned between the first and second data signal pads.
7. The semiconductor device of claim 1 , further comprising:
a first control signal pad and a second control signal pad that are on a first chip region comprising the first drive circuit chip; and
a third control signal pad and a fourth control signal pad that are on a second chip region comprising the second drive circuit chip, wherein:
a position of the first control signal pad relative to the first chip region is identical to a position of the third control signal pad relative to the second chip region,
a position of the second control signal pad relative to the first chip region is identical to a position of the fourth control signal pad relative to the second chip region,
the first control signal line is electrically connected to the first control signal pad, and
the second control signal line is electrically connected to the fourth control signal pad.
8. The semiconductor device of claim 7 , wherein:
the first drive circuit chip comprises a first substrate and a first routing layer on the first substrate,
the second drive circuit chip comprises a second substrate and a second routing layer on the second substrate,
the first routing layer connects the first and second control signal pads with each other, and
the second routing layer connects the third and fourth control signal pads with each other.
9. The semiconductor device of claim 1 , wherein the base substrate is a flexible substrate.
10. The semiconductor device of claim 1 , wherein each of the first and second data signal lines and the first and second control signal lines comprises at least one conductive line.
11. A semiconductor device comprising:
a base substrate;
a timing controller chip on the base substrate;
first and second drive circuit chips on the base substrate; and
a plurality of signal lines on the base substrate, the plurality of signal lines being positioned at a same vertical level and horizontally spaced apart from each other,
wherein the plurality of signal lines comprise:
a first plurality of signal lines that electrically connect the timing controller chip with the first drive circuit chip; and
a second plurality of signal lines that electrically connect the timing controller chip with the second drive circuit chip, and
wherein the first drive circuit chip comprises a display driver chip that is identical to the second drive circuit chip.
12. The semiconductor device of claim 11 ,
wherein the first plurality of signal lines comprise a control signal line, and
wherein the second plurality of signal lines comprise a data signal line.
13. A semiconductor device comprising:
a base substrate;
a timing controller chip on the base substrate;
first and second drive circuit chips on the base substrate; and
a single routing layer comprising a plurality of signal lines on the base substrate, the plurality of signal lines being positioned at a same vertical level and horizontally spaced apart from each other,
wherein the plurality of signal lines comprise:
a first data signal line and a first control signal line that electrically connect the timing controller chip with the first drive circuit chip; and
a second data signal line and a second control signal line that electrically connect the timing controller chip with the second drive circuit chip.
14. The semiconductor device of claim 13 , further comprising a first data signal pad, a second data signal pad, a first control signal pad, and a second control signal pad that are between the base substrate and the timing controller chip,
wherein the first data signal pad, the second data signal pad, the first control signal pad, and the second control signal pad are respectively connected to the first data signal line, the second data signal line, the first control signal line, and the second control signal line.
15. The semiconductor device of claim 14 ,
wherein the timing controller chip comprises a substrate and a routing layer on the substrate, and
wherein the routing layer connects the first and second data signal pads with each other and also connects the first and second control signal pads with each other.
16. The semiconductor device of claim 14 ,
wherein one of the first and second data signal pads is positioned between the first and second control signal pads, and
wherein one of the first and second control signal pads is positioned between the first and second data signal pads.
17. The semiconductor device of claim 13 , further comprising:
a first control signal pad and a second control signal pad that are on a first chip region comprising the first drive circuit chip; and
a third control signal pad and a fourth control signal pad that are on a second chip region comprising the second drive circuit chip, wherein:
a position of the first control signal pad relative to the first chip region is identical to a position of the third control signal pad relative to the second chip region,
a position of the second control signal pad relative to the first chip region is identical to a position of the fourth control signal pad relative to the second chip region,
the first control signal line is electrically connected to the first control signal pad, and
the second control signal line is electrically connected to the fourth control signal pad.
18. The semiconductor device of claim 17 , wherein:
the first drive circuit chip comprises a first substrate and a first routing layer on the first substrate,
the second drive circuit chip comprises a second substrate and a second routing layer on the second substrate,
the first routing layer connects the first and second control signal pads with each other, and
the second routing layer connects the third and fourth control signal pads with each other.
19. The semiconductor device of claim 13 , wherein the base substrate is a flexible substrate.
20. The semiconductor device of claim 2 ,
wherein the first data signal comprises image data, and
wherein the first control signal comprises a setting value.