DSA Board
DSA Board(Device Specific Adapter Board)는 반도체 자동 테스트 장비(ATE)와 피검사 소자(Device) 사이에서, 특정 반도체 제품의 핀맵, 전기 특성, 신호 시퀀스에 맞춰 신호·전원·제어신호를 변환·분배하는 전용 인터페이스 보드입니다.
DSA Mass Products
|
Products |
Device |
Package |
Pitch |
|
EDP |
DDR3 |
96BoC |
0.8P |
|
DDR4 |
78, 96F |
0.8P |
|
|
DDR5 |
82F |
0.8P |
|
|
Mobile |
LPDDR3 |
221F |
0.5P |
|
LPDDR4/4x |
196, 200, 254, 556F |
0.4P~0.65P |
|
|
LPDDR5/5x |
210, 245, 267, 297, 315, 388, 392, 406, 496, 563, 640, 663 |
0.27P~0.8P |
|
|
LPDDR6 |
518, 1295F |
0.35P |
|
|
Graphic |
GDDR7 |
266F |
0.75P |
|
Flash |
NAND |
316, 308F |
0.63P~0.8P |
|
MCP |
352F |
0.3P |
|
|
uMCP |
254F |
0.5P |
|
|
UFS4.0 |
153F |
0.5P |
|
|
eMMC |
153F |
0.5P |
High Speed PCB Design Performance
| Item | Value | Summary |
| Target Device | UFS 5.0 | - |
| Speed | 29.6Gbps | Per Lane Data Late |
| PCB Material | MW4000 or MEGTRON7 | - |
| Impedance | Diff. 90Ω(or 100Ω) | ±10% |
| Length Matching | < ±0.056mm | UI / 1%(0.338ps) |
Signal Integrity Design Target @ PCB
- Insertion Loss(IL) : -1dB @ 14.8GHz
- Return Loss(RL) : -20dB @ 14.8GHz
- Cross Talk(NEXT/FEXT) : -50dB @ 14.8GHz
PCB Design View
Insertion Loss(IL) – RX0,1/TX0,1
| IL = 14.8GHz | Unit[dB] | ||
| DUT1 | DUT2 | DUT3 | DUT4 |
| -0.609 | -0.605 | -0.610 | -0.616 |
| -0.590 | -0.614 | -0.623 | -0.601 |
| -0.587 | -0.593 | -0.605 | -0.598 |
| -0.592 | -0.604 | -0.624 | -0.606 |
Return Loss(RL) – RX0,1/TX0,1
| RL = 14.8GHz | Unit[dB] | ||
| DUT1 | DUT2 | DUT3 | DUT4 |
| -21.02 | -21.76 | -23.64 | -22.93 |
| -21.40 | -26.17 | -23.24 | -24.75 |
| -23.38 | -23.04 | -21.89 | -23.02 |
| -28.51 | -26.86 | -27.43 | -26.17 |
DSA Products List
GDDR7 DSA
DDR5 DSA
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