SN65DP159RGZR

@@ -0,0 +1,93 @@+# SN65DP159RGZR++**Texas Instruments** · Telecom Interface ICs · VQFN-48-EP(7x7)++SN65DP159RGZR from Texas Instruments, in a VQFN-48-EP(7x7). Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | SWAP/POL | input | Three-level input lane SWAP and polarity control pin when I2C_EN/PIN = Low. H: receive polarity swap (retimer mode only); L: receive lanes swap (retimer and redriver mode); NC: normal working. RGZ package only. |+| 2 | IN_D2p | input | Main link channel 2 differential input (positive). AC-coupled TMDS/DP dual-mode input, fail-safe. |+| 3 | IN_D2n | input | Main link channel 2 differential input (negative). AC-coupled TMDS/DP dual-mode input, fail-safe. |+| 4 | HPD_SRC | output | Hot Plug Detect output, source side (toward GPU/upstream). |+| 5 | IN_D1p | input | Main link channel 1 differential input (positive). AC-coupled TMDS/DP dual-mode input, fail-safe. |+| 6 | IN_D1n | input | Main link channel 1 differential input (negative). AC-coupled TMDS/DP dual-mode input, fail-safe. |+| 7 | GND | power_in | Ground reference. |+| 8 | IN_D0p | input | Main link channel 0 differential input (positive). AC-coupled TMDS/DP dual-mode input, fail-safe. |+| 9 | IN_D0n | input | Main link channel 0 differential input (negative). AC-coupled TMDS/DP dual-mode input, fail-safe. |+| 10 | I2C_EN/PIN | input | Mode select: High puts device into I2C control mode; Low puts device into pin-strap mode. |+| 11 | IN_CLKp | input | Main link clock differential input (positive). AC-coupled TMDS/DP dual-mode input. |+| 12 | IN_CLKn | input | Main link clock differential input (negative). AC-coupled TMDS/DP dual-mode input. |+| 13 | VCC | power_in | 3.3-V power supply. |+| 14 | VDD | power_in | 1.1-V core power supply. |+| 15 | SCL_CTL | input | I2C clock signal input. When I2C_EN/PIN = Low, pin-strap configuration takes priority and I2C cannot override those functions. |+| 16 | SDA_CTL | bidirectional | I2C data signal. When I2C_EN/PIN = Low, pin-strap configuration takes priority and I2C cannot override those functions. |+| 17 | NC | unconnected | No connect. (RGZ package only; leave unconnected.) |+| 18 | CEC_EN | output | CEC control pin for HDMI dongle applications. RGZ package only. |+| 19 | GND | power_in | Ground reference. |+| 20 | PRE_SEL | input | De-emphasis pin-strap when I2C_EN/PIN = Low. Three-level: L = -2 dB de-emphasis, NC = 0 dB, H = Reserved. |+| 21 | EQ_SEL/A0 | input | Input receive equalization pin-strap when I2C_EN/PIN = Low (three-level: L = 7.5 dB fixed, NC = adaptive, H = 14 dB fixed). When I2C_EN/PIN = High, this pin selects I2C address bit 1 (2-level). |+| 22 | VSADJ | passive | TMDS-compliant transmit voltage swing control. Connect a nominal resistor to GND to set output swing amplitude. |+| 23 | VDD | power_in | 1.1-V core power supply. |+| 24 | VDD | power_in | 1.1-V core power supply. |+| 25 | OUT_CLKn | output | TMDS data clock differential output (negative). Fail-safe. |+| 26 | OUT_CLKp | output | TMDS data clock differential output (positive). Fail-safe. |+| 27 | HDMI_SEL/A1 | input | When I2C_EN/PIN = Low: HDMI_SEL H = DVI, L = HDMI (Adapter ID readable through I2C or I2C-over-AUX). When I2C_EN/PIN = High: acts as I2C address bit 2. Weak internal pull-down. |+| 28 | OUT_D0n | output | TMDS data 0 differential output (negative). Fail-safe. |+| 29 | OUT_D0p | output | TMDS data 0 differential output (positive). Fail-safe. |+| 30 | GND | power_in | Ground reference. |+| 31 | OUT_D1n | output | TMDS data 1 differential output (negative). Fail-safe. |+| 32 | OUT_D1p | output | TMDS data 1 differential output (positive). Fail-safe. |+| 33 | HPD_SNK | input | Hot Plug Detect input, sink side (from monitor/downstream). Fail-safe. |+| 34 | OUT_D2n | output | TMDS data 2 differential output (negative). Fail-safe. |+| 35 | OUT_D2p | output | TMDS data 2 differential output (positive). Fail-safe. |+| 36 | TX_TERM_CTL | input | Transmit termination control when I2C_EN/PIN = Low. Three-level: H = no termination; L = 75-150 Ω termination; NC = automatic selection based on data rate. RGZ package only. |+| 37 | VDD | power_in | 1.1-V core power supply. |+| 38 | SCL_SNK | bidirectional | Sink-side TMDS/DDC bidirectional clock line (toward monitor). Fail-safe. |+| 39 | SDA_SNK | bidirectional | Sink-side TMDS/DDC bidirectional data line (toward monitor). Fail-safe. |+| 40 | SLEW_CTL | input | Slew rate control when I2C_EN/PIN = Low. Three-level: H = fastest data rate; L = 5 ps slow; NC = 10 ps slow. When I2C_EN/PIN = High, slew is controlled via I2C. |+| 41 | GND | power_in | Ground reference. |+| 42 | OE | input | Operation enable / reset. OE = L: power-down mode; OE = H: normal operation. Internal weak pull-up; resets device on H-to-L transition. |+| 43 | VCC | power_in | 3.3-V power supply. |+| 44 | AUX_SRCn | bidirectional | Source-side bidirectional DisplayPort AUX / I2C-over-AUX, negative. DP159 RGZ package only. |+| 45 | AUX_SRCp | bidirectional | Source-side bidirectional DisplayPort AUX / I2C-over-AUX, positive. DP159 RGZ package only. |+| 46 | SCL_SRC | bidirectional | Source-side TMDS/DDC bidirectional clock line (toward GPU). |+| 47 | SDA_SRC | bidirectional | Source-side TMDS/DDC bidirectional data line (toward GPU). |+| 48 | VDD | power_in | 1.1-V core power supply. |+| PAD | GND | power_in | Exposed thermal pad. Connect to ground plane for electrical ground return and heat sinking. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | VQFN-48-EP(7x7) |+| Category | Interface |+| Pins | 49 |++## Ordering variants++Same part, different packaging or reel option.++- `SN65DP159RGZR`+- `SN65DP159RGZRRGZT`+- `SN65DP159RGZRRSBR`+- `SN65DP159RGZRRSBT`++## CAD (KiCad official)++- Symbol: `SN65DP159RGZR`+- Footprint: `Package_DFN_QFN:QFN-48-1EP_7x7mm_P0.5mm_EP5.15x5.15mm`+- 3D model: VQFN-48-EP(7x7) (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/lit/ds/symlink/sn65dp159rgzr.pdf) (64 pp, sha256 `9899cd2a6d5fe32e`, retrieved 2026-08-17, tier: manufacturer)+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/sn65dp159rgzr-datasheet.pdf)