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SN75DP159RGZT
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Texas Instruments Clock And Data Recovery / Retiming, VQFN-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+86@@ -0,0 +1,86 @@+# SN75DP159RGZT++**Texas Instruments** · Clock And Data Recovery / Retiming · VQFN-48-EP(7x7)++SN75DP159RGZT from Texas Instruments, in a VQFN-48-EP(7x7). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | SWAP/POL | input | 3-level input lane SWAP and polarity control pin; when I2C_EN/PIN = Low: H selects polarity swap (retimer only), L selects lane swap, No Connect is normal operation. |+| 2 | IN_D2p | input | Channel 2 differential input, AC-coupled TMDS or DisplayPort dual-mode physical level signal. |+| 3 | IN_D2n | input | Channel 2 differential input, AC-coupled TMDS or DisplayPort dual-mode physical level signal. |+| 4 | HPD_SRC | output | Hot plug detect output for source-side signaling. |+| 5 | IN_D1p | input | Channel 1 differential input, AC-coupled TMDS or DisplayPort dual-mode physical level signal. |+| 6 | IN_D1n | input | Channel 1 differential input, AC-coupled TMDS or DisplayPort dual-mode physical level signal. |+| 7 | GND | power_in | Ground connection. |+| 8 | IN_D0p | input | Channel 0 differential input, AC-coupled TMDS or DisplayPort dual-mode physical level signal. |+| 9 | IN_D0n | input | Channel 0 differential input, AC-coupled TMDS or DisplayPort dual-mode physical level signal. |+| 10 | I2C_EN/PIN | input | I2C enable/pin strap mode selection; H puts device into I2C control mode, L puts device into pin strap mode. |+| 11 | IN_CLKp | input | Clock differential input, AC-coupled TMDS or DisplayPort dual-mode physical level signal. |+| 12 | IN_CLKn | input | Clock differential input, AC-coupled TMDS or DisplayPort dual-mode physical level signal. |+| 13 | VCC | power_in | 3.3-V power supply. |+| 14 | VDD | power_in | 1.1-V power supply. |+| 15 | SCL_CTL | input | I2C clock signal; note that pin strapping takes priority when I2C_EN/PIN = Low. |+| 16 | SDA_CTL | bidirectional | I2C data signal; note that pin strapping takes priority when I2C_EN/PIN = Low. |+| 17 | NC | unconnected | No connect pin; blue pin names only in SNx5DP159 RGZ package. |+| 18 | CEC_EN | output | CEC control pin for dongle applications; blue pin names only in SNx5DP159 RGZ package. |+| 19 | GND | power_in | Ground connection. |+| 20 | PRE_SEL | input | 3-level de-emphasis pin strap when I2C_EN/PIN = Low; L = -2 dB, No Connect = 0 dB, H = reserved. |+| 21 | EQ_SEL/A0 | input | 3-level input receive equalization pin strap when I2C_EN/PIN = Low (L: 7.5 dB fixed; No Connect: adaptive; H: 14 dB fixed); address bit 0 when I2C_EN/PIN = High. |+| 22 | Vsadj | input | TMDS-compliant voltage swing control via nominal resistor to GND; recommend 6.4 kΩ for best transmit eye with minimum intra-pair skew. |+| 23 | VDD | power_in | 1.1-V power supply. |+| 24 | VDD | power_in | 1.1-V power supply. |+| 25 | OUT_CLKn | output | TMDS data clock differential output. |+| 26 | OUT_CLKp | output | TMDS data clock differential output. |+| 27 | HDMI_SEL/A1 | input | HDMI_SEL when I2C_EN/PIN = Low (H: DVI configured; L: HDMI configured with adaptor ID block readable); address bit 1 when I2C_EN/PIN = High; weak internal pull down. |+| 28 | OUT_D0n | output | TMDS data 0 differential output. |+| 29 | OUT_D0p | output | TMDS data 0 differential output. |+| 30 | GND | power_in | Ground connection. |+| 31 | OUT_D1n | output | TMDS data 1 differential output. |+| 32 | OUT_D1p | output | TMDS data 1 differential output. |+| 33 | HPD_SNK | input | Failsafe hot plug detect input from sink. |+| 34 | OUT_D2n | output | TMDS data 2 differential output. |+| 35 | OUT_D2p | output | TMDS data 2 differential output. |+| 36 | TX_TERM_CTL | input | 3-level transmit termination control when I2C_EN/PIN = Low; H: no termination, L: 75-150Ω, No Connect: auto-select based on data rate; blue pin names only in RGZ package. |+| 37 | VDD | power_in | 1.1-V power supply. |+| 38 | SCL_SNK | bidirectional | Failsafe sink side TMDS port bidirectional DDC data line. |+| 39 | SDA_SNK | bidirectional | Failsafe sink side TMDS port bidirectional DDC data line. |+| 40 | SLEW_CTL | input | 3-level slew rate control when I2C_EN/PIN = Low; H: fastest, L: 5 ps slow, No Connect: 10 ps slow; slew rate controlled via I2C when I2C_EN/PIN = High. |+| 41 | GND | power_in | Ground connection. |+| 42 | OE | input | Operation enable/reset pin; L: power-down mode with outputs high impedance, H: normal operation; internal weak pullup (150-250 kΩ); must be low for minimum 100 µs before assertion. |+| 43 | VCC | power_in | 3.3-V power supply. |+| 44 | AUX_SRCn | bidirectional | Source side bidirectional DisplayPort auxiliary for I2C-over-AUX; blue pin names only in SNx5DP159 RGZ package. |+| 45 | AUX_SRCp | bidirectional | Source side bidirectional DisplayPort auxiliary for I2C-over-AUX with 1.56V max differential voltage; blue pin names only in SNx5DP159 RGZ package. |+| 46 | SCL_SRC | bidirectional | Failsafe source side TMDS port bidirectional DDC data line. |+| 47 | SDA_SRC | bidirectional | Failsafe source side TMDS port bidirectional DDC data line. |+| 48 | VDD | power_in | 1.1-V power supply. |+| 49 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | VQFN-48-EP(7x7) |+| Category | Clock/Timing |+| Pins | 49 |++## CAD (KiCad official)++- Symbol: `SN75DP159RGZT`+- Footprint: `Package_DFN_QFN:QFN-48-1EP_7x7mm_P0.5mm_EP5.15x5.15mm`+- 3D model: VQFN-48-EP(7x7) (KiCad packages3D, STEP)+- 3D model files: `sn75dp159rgzt-etched.step` / `sn75dp159rgzt-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sn75dp159rgzt.step` / `sn75dp159rgzt.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/sn75dp159) (62 pp, sha256 `2c62dedfbca0b0cc`, retrieved 2026-10-03, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/sn75dp159rgzt-datasheet.pdf)
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when I2C_EN/PIN = Low: H selects polarity swap (retimer only), L selects lane swap, No Connect is normal operation."+ },+ {+ "number": "2",+ "name": "IN_D2p",+ "type": "input",+ "description": "Channel 2 differential input, AC-coupled TMDS or DisplayPort dual-mode physical level signal."+ },+ {+ "number": "3",+ "name": "IN_D2n",+ "type": "input",+ "description": "Channel 2 differential input, AC-coupled TMDS or DisplayPort dual-mode physical level signal."+ },+ {+ "number": "4",+ "name": "HPD_SRC",+ "type": "output",+ "description": "Hot plug detect output for source-side signaling."+ },+ {+ "number": "5",+ "name": "IN_D1p",+ "type": "input",+ "description": "Channel 1 differential input, AC-coupled TMDS or DisplayPort dual-mode physical level signal."+ },+ {+ "number": "6",+ "name": "IN_D1n",+ "type": "input",+ "description": "Channel 1 differential input, AC-coupled TMDS or DisplayPort dual-mode physical level signal."+ },+ {+ "number": "7",+ "name": "GND",+ "type": "power_in",+ "description": "Ground connection."+ },+ {+ "number": "8",+ "name": "IN_D0p",+ "type": "input",+ "description": "Channel 0 differential input, AC-coupled TMDS or DisplayPort dual-mode physical level signal."+ },+ {+ "number": "9",+ "name": "IN_D0n",+ "type": "input",+ "description": "Channel 0 differential input, AC-coupled TMDS or DisplayPort dual-mode physical level signal."+ },+ {+ "number": "10",+ "name": "I2C_EN/PIN",+ "type": "input",+ "description": "I2C enable/pin strap mode selection; H puts device into I2C control mode, L puts device into pin strap mode."+ },+ {+ "number": "11",+ "name": "IN_CLKp",+ "type": "input",+ "description": "Clock differential input, AC-coupled TMDS or DisplayPort dual-mode physical level signal."+ },+ {+ "number": "12",+ "name": "IN_CLKn",+ "type": "input",+ "description": "Clock differential input, AC-coupled TMDS or DisplayPort dual-mode physical level signal."+ },+ {+ "number": "13",+ "name": "VCC",+ "type": "power_in",+ "description": "3.3-V power supply."+ },+ {+ "number": "14",+ "name": "VDD",+ "type": "power_in",+ "description": "1.1-V power supply."+ },+ {+ "number": "15",+ "name": "SCL_CTL",+ "type": "input",+ "description": "I2C clock signal; note that pin strapping takes priority when I2C_EN/PIN = Low."+ },+ {+ "number": "16",+ "name": "SDA_CTL",+ "type": "bidirectional",+ "description": "I2C data signal; note that pin strapping takes priority when I2C_EN/PIN = Low."+ },+ {+ "number": "17",+ "name": "NC",+ "type": "unconnected",+ "description": "No connect pin; blue pin names only in SNx5DP159 RGZ package."+ },+ {+ "number": "18",+ "name": "CEC_EN",+ "type": "output",+ "description": "CEC control pin for dongle applications; blue pin names only in SNx5DP159 RGZ package."+ },+ {+ "number": "19",+ "name": "GND",+ "type": "power_in",+ "description": "Ground connection."+ },+ {+ "number": "20",+ "name": "PRE_SEL",+ "type": "input",+ "description": "3-level de-emphasis pin strap when I2C_EN/PIN = Low; L = -2 dB, No Connect = 0 dB, H = reserved."+ },+ {+ "number": "21",+ "name": "EQ_SEL/A0",+ "type": "input",+ "description": "3-level input receive equalization pin strap when I2C_EN/PIN = Low (L: 7.5 dB fixed; No Connect: adaptive; H: 14 dB fixed); address bit 0 when I2C_EN/PIN = High."+ },+ {+ "number": "22",+ "name": "Vsadj",+ "type": "input",+ "description": "TMDS-compliant voltage swing control via nominal resistor to GND; recommend 6.4 kΩ for best transmit eye with minimum intra-pair skew."+ },+ {+ "number": "23",+ "name": "VDD",+ "type": "power_in",+ "description": "1.1-V power supply."+ },+ {+ "number": "24",+ "name": "VDD",+ "type": "power_in",+ "description": "1.1-V power supply."+ },+ {+ "number": "25",+ "name": "OUT_CLKn",+ "type": "output",+ "description": "TMDS data clock differential output."+ },+ {+ "number": "26",+ "name": "OUT_CLKp",+ "type": "output",+ "description": "TMDS data clock differential output."+ },+ {+ "number": "27",+ "name": "HDMI_SEL/A1",+ "type": "input",+ "description": "HDMI_SEL when I2C_EN/PIN = Low (H: DVI configured; L: HDMI configured with adaptor ID block readable); address bit 1 when I2C_EN/PIN = High; weak internal pull down."+ },+ {+ "number": "28",+ "name": "OUT_D0n",+ "type": "output",+ "description": "TMDS data 0 differential output."+ },+ {+ "number": "29",+ "name": "OUT_D0p",+ "type": "output",+ "description": "TMDS data 0 differential output."+ },+ {+ "number": "30",+ "name": "GND",+ "type": "power_in",+ "description": "Ground connection."+ },+ {+ "number": "31",+ "name": "OUT_D1n",+ "type": "output",+ "description": "TMDS data 1 differential output."+ },+ {+ "number": "32",+ "name": "OUT_D1p",+ "type": "output",+ "description": "TMDS data 1 differential output."+ },+ {+ "number": "33",+ "name": "HPD_SNK",+ "type": "input",+ "description": "Failsafe hot plug detect input from sink."+ },+ {+ "number": "34",+ "name": "OUT_D2n",+ "type": "output",+ "description": "TMDS data 2 differential output."+ },+ {+ "number": "35",+ "name": "OUT_D2p",+ "type": "output",+ "description": "TMDS data 2 differential output."+ },+ {+ "number": "36",+ "name": "TX_TERM_CTL",+ "type": "input",+ "description": "3-level transmit termination control when I2C_EN/PIN = Low; H: no termination, L: 75-150Ω, No Connect: auto-select based on data rate; blue pin names only in RGZ package."+ },+ {+ "number": "37",+ "name": "VDD",+ "type": "power_in",+ "description": "1.1-V power supply."+ },+ {+ "number": "38",+ "name": "SCL_SNK",+ "type": "bidirectional",+ "description": "Failsafe sink side TMDS port bidirectional DDC data line."+ },+ {+ "number": "39",+ "name": "SDA_SNK",+ "type": "bidirectional",+ "description": "Failsafe sink side TMDS port bidirectional DDC data line."+ },+ {+ "number": "40",+ "name": "SLEW_CTL",+ "type": "input",+ "description": "3-level slew rate control when I2C_EN/PIN = Low; H: fastest, L: 5 ps slow, No Connect: 10 ps slow; slew rate controlled via I2C when I2C_EN/PIN = High."+ },+ {+ "number": "41",+ "name": "GND",+ "type": "power_in",+ "description": "Ground connection."+ },+ {+ "number": "42",+ "name": "OE",+ "type": "input",+ "description": "Operation enable/reset pin; L: power-down mode with outputs high impedance, H: normal operation; internal weak pullup (150-250 kΩ); must be low for minimum 100 µs before assertion."+ },+ {+ "number": "43",+ "name": "VCC",+ "type": "power_in",+ "description": "3.3-V power supply."+ },+ {+ "number": "44",+ "name": "AUX_SRCn",+ "type": "bidirectional",+ "description": "Source side bidirectional DisplayPort auxiliary for I2C-over-AUX; blue pin names only in SNx5DP159 RGZ package."+ },+ {+ "number": "45",+ "name": "AUX_SRCp",+ "type": "bidirectional",+ "description": "Source side bidirectional DisplayPort auxiliary for I2C-over-AUX with 1.56V max differential voltage; blue pin names only in SNx5DP159 RGZ package."+ },+ {+ "number": "46",+ "name": "SCL_SRC",+ "type": "bidirectional",+ "description": "Failsafe source side TMDS port bidirectional DDC data line."+ },+ {+ "number": "47",+ "name": "SDA_SRC",+ "type": "bidirectional",+ "description": "Failsafe source side TMDS port bidirectional DDC data line."+ },+ {+ "number": "48",+ "name": "VDD",+ "type": "power_in",+ "description": "1.1-V power supply."+ },+ {+ "number": "49",+ "name": "EP",+ "type": "passive",+ "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: Thermal pad is connected to ground but is not assigned a pin number in the datasheet. Pin count is 4",+ "exposed pad 49 added from the footprint"+ ],+ "pages_sent": 17,+ "cost_usd": 0.2042,+ "at": "2026-10-03T05:19:13"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/sn75dp159",+ "pages": 62,+ "sha256": "2c62dedfbca0b0cc",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 49,+ "described": 49,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}