component
TLIN1039DDFRQ1
Public Made by Adomby adom
Texas Instruments LIN Transceivers, TSOT-23-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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TLIN1039DDFRQ1
Texas Instruments · LIN Transceivers · TSOT-23-8
TLIN1039DDFRQ1 from Texas Instruments, in a TSOT-23-8. 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 | RXD | output | RXD is an open-drain output that reports the state of the LIN bus voltage to the microcontroller. |
| 2 | EN | input | Enable input: high puts the device in normal operation mode and low puts it in sleep mode, with an integrated pull-down. |
| 3 | NC | unconnected | Not connected. |
| 4 | TXD | input | TXD input controls the state of the LIN output, with an integrated pull-down. |
| 5 | GND | power_in | Ground terminal; all device voltages are specified with respect to this terminal. |
| 6 | LIN | bidirectional | LIN bus single-wire transmitter and receiver; the absolute maximum LIN bus input voltage is -45 V to 45 V (ISO 17987). |
| 7 | VSUP | power_in | Device supply voltage, connected to the battery through an external reverse-blocking diode; recommended operating range is 4.5 V to 36 V. |
| 8 | NC | unconnected | Not connected. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | TSOT-23-8 |
| Category | Interface |
| Pins | 8 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| VSUP Supply voltage range (ISO 17987) | VSUP | -0.3 | 45 | V | 5 | ||
| LIN Bus input voltage (ISO 17987) | VLIN | -45 | 45 | V | 5 | ||
| Logic input voltage (TXD, EN) | VLOGIC_INPUT | -0.3 | 6 | V | 5 | ||
| Logic output voltage (RXD) | VLOGIC_OUTPUT | -0.3 | 6 | V | 5 | ||
| Digital pin output current | IO | 8 | mA | 5 | |||
| Junction Temp | TJ | -55 | 165 | °C | 5 | ||
| Storage temperature | Tstg | -65 | 150 | °C | 5 | ||
| Supply Voltage | VSUP | 4.5 | 36 | V | -40℃ ≤ TJ ≤ 150℃ | 6 | |
| LIN bus input voltage | VLIN | 0 | 36 | V | -40℃ ≤ TJ ≤ 150℃ | 6 | |
| Logic Pin Voltage | VLOGIC | 0 | 5.25 | V | -40℃ ≤ TJ ≤ 150℃ | 6 | |
| Operating virtual junction temperature range | TJ | -40 | 150 | °C | -40℃ ≤ TJ ≤ 150℃ | 6 | |
| Operational supply voltage (ISO 17987 Param 10) | VSUP | 4.5 | 36 | V | Device is operational beyond the LIN defined nominal supply voltage range; See 图 8-1 and 图 8-2 | 6 | |
| Nominal supply voltage (ISO 17987 Param 10) | VSUP | 4.5 | 36 | V | Normal and standby modes; See 图 8-1 and 图 8-2 | 6 | |
| Supply current, bus dominant, normal mode | ISUP | 1.2 | 6.5 | mA | EN = High, RLIN ≥ 500 Ω, CLIN ≤ 10 nF | 6 | |
| Supply current, bus dominant, standby mode | ISUP | 1 | 1.7 | mA | EN = 0 V, RLIN ≥ 500 Ω, CLIN ≤ 10 nF | 6 | |
| Supply current, bus recessive, normal mode | ISUP | 300 | 700 | µA | EN = High | 6 | |
| Supply current, bus recessive, standby mode | ISUP | 20 | 30 | µA | EN = 0 V | 6 | |
| Supply current, sleep mode (4.5 V < VSUP ≤ 14 V) | ISUP | 9 | 14 | µA | 4.5 V < VSUP ≤ 14 V, EN = 0 V, TXD and RXD floating | 6 | |
| Supply current, sleep mode (14 V < VSUP ≤ 36 V) | ISUP | 22 | µA | 14 V < VSUP ≤ 36 V, EN = 0 V, TXD and RXD floating | 6 | ||
| Under voltage VSUP threshold, ramp up | UVSUP(R) | 4.15 | 4.45 | V | Ramp up | 6 | |
| Under voltage VSUP threshold, ramp down | UVSUP(F) | 3.5 | 4 | V | Ramp down | 6 | |
| RXD low-level voltage | VOL | 0.6 | V | Based upon external pull-up to VCC (4) | 7 | ||
| Low-level output current, open drain | IOL | 1.5 | mA | LIN = 0 V, RXD = 0.4 V | 7 | ||
| Leakage current, high-level (RXD) | ILKG | -5 | 5 | µA | LIN = VSUP, RXD = VCC | 7 | |
| TXD low-level input voltage | VIL | 0.8 | V | 7 | |||
| TXD high-level input voltage | VIH | 2 | V | 7 | |||
| TXD low-level input leakage current | ILKG | -5 | 5 | µA | TXD = 0 V | 7 | |
| TXD internal pull-down resistor value | RTXD | 125 | 350 | 800 | kΩ | 7 | |
| EN low-level input voltage | VIL | -0.3 | 0.8 | V | 7 | ||
| EN high-level input voltage | VIH | 2 | 5.25 | V | 7 | ||
| EN hysteresis voltage | VHYS | 30 | 500 | mV | By design and characterization | 7 | |
| EN low-level input current | IIL | -5 | 5 | µA | EN = 0 V | 7 | |
| EN internal pull-down resistor | REN | 125 | 350 | 800 | kΩ | 7 | |
| LIN recessive high-level output voltage | VOH | 0.85 | VSUP | TXD = VCC, IO = 0 mA; 7 V ≤ VSUP ≤ 36 V | 7 | ||
| LIN recessive high-level output voltage | VOH | 3 | V | TXD = VCC, IO = 0 mA; 4.5 V ≤ VSUP < 7 V | 7 | ||
| LIN dominant low-level output voltage | VOL | 0.2 | VSUP | TXD = 0 V; 7 V ≤ VSUP ≤ 36 V | 7 | ||
| LIN dominant low-level output voltage | VOL | 1.2 | V | TXD = 0 V; 4.5 V ≤ VSUP < 7 V | 7 | ||
| Low-level input voltage (ISO 17987 Param 17) | VBUSdom | 0.4 | VSUP | LIN dominant (including LIN dominant for wake up); See 图 8-3 and 图 8-4 | 7 | ||
| High-level input voltage (ISO 17987 Param 18) | VBUSrec | 0.6 | VSUP | LIN recessive; See 图 8-3 and 图 8-4 | 7 | ||
| LIN recessive high-level input voltage threshold | VIH | 0.47 | 0.6 | VSUP | 7 V ≤ VSUP ≤ 18 V | 7 | |
| LIN dominant low-level input voltage threshold | VIL | 0.4 | 0.53 | VSUP | 7 V ≤ VSUP ≤ 18 V | 7 | |
| Receiver center threshold | VBUS_CNT | 0.475 | 0.5 | 0.525 | VSUP | VBUS_CNT = (VBUSrec + VBUSdom)/2; See 图 8-3 and 图 8-4 | 7 |
| Hysteresis voltage (SAE J2602) | VHYS | 0.07 | 0.175 | VSUP | VHYS = VIH - VIL; See 图 8-3 and 图 8-4 | 7 | |
| Serial diode LIN termination pull-up path | VSERIAL_DIODE | 0.4 | 0.7 | 1 | V | ISERIAL_DIODE = 10 µA | 7 |
| Limiting current (ISO 17987 Param 12) | IBUS(LIM) | 40 | 90 | 200 | mA | TXD = 0 V, VLIN = 18 V, VSUP = 18 V | 7 |
| Receiver leakage current, dominant | IBUS_PAS_dom | -1 | mA | Driver off/recessive, LIN = 0 V, VSUP = 12 V; See 图 8-6 | 7 | ||
| Receiver leakage current, recessive (LIN ≥ VSUP) | IBUS_PAS_rec1 | 20 | µA | Driver off/recessive, LIN ≥ VSUP, 4.5 V ≤ VSUP ≤ 36 V; See 图 8-7 | 7 | ||
| Pull-up current source to VSUP, sleep mode | IRSLEEP | -20 | -1.5 | µA | VSUP = 14 V, LIN = GND | 8 | |
| Pull-up resistor to VSUP | RPU | 20 | 45 | 60 | kΩ | Normal and standby modes | 8 |
| Leakage current, loss of ground (LIN dominant) | Ileak gnd(dom) | -1 | 1 | mA | VSUP = 8 V, GND = open, VSUP = 18 V, GND = open; RCOMMANDER = 1 kΩ, CL = 1 nF; RRESPONDER = 20 kΩ, CL = 1 nF; LIN = dominant | 8 | |
| Receiver rising propagation delay time | trx_pdr | 5 | µs | ISO 17987 Param 31; 5.5 V ≤ VSUP, RRXD = 2.4 kΩ, CRXD = 20 pF; See 图 8-12 and 图 8-13 | 10 | ||
| Receiver falling propagation delay time | trx_pdf | 5 | µs | ISO 17987 Param 31 | 10 | ||
| Symmetry of receiver propagation delay time (trx_sym = trx_pdf, trx_pdr) | trx_sym | -2 | 2 | µs | ISO 17987 Param 32; RRXD = 2.4 kΩ, CRXD = 20 pF; See 图 8-12 and 图 8-13 | 10 | |
| Minimum dominant time on LIN bus for wake-up | tLINBUS | 25 | 65 | 150 | µs | See 图 8-16, 图 9-2 and 图 9-3 | 10 |
| Time to clear false wake-up prevention logic (recessive time to clear bus stuck dominant) | tCLEAR | 8 | 25 | 50 | µs | See 图 9-3 | 10 |
| Mode change delay time (normal to sleep through EN pin) | tMODE_CHANGE | 2 | 15 | µs | See 图 9-4 and 图 8-14 | 10 | |
| Normal mode initialization time | tNOMINT | 45 | µs | See 图 8-14 | 10 | ||
| Power-up time | tPWR | 1.5 | ms | Time it takes for valid data on RXD upon power-up | 10 | ||
| Dominant state time out | tTXD_DTO | 20 | 50 | 80 | ms | 10 |
CAD (KiCad official)
- Symbol:
TLIN1039DDFRQ1 - Footprint:
Package_TO_SOT_SMD:TSOT-23-8 - 3D model: TSOT-23-8 (KiCad packages3D, STEP)
- 3D model files:
tlin1039ddfrq1-etched.step/tlin1039ddfrq1-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);tlin1039ddfrq1.step/tlin1039ddfrq1.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (38 pp, sha256
ca856e5d1ade459a, retrieved 2026-10-20, 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, primaryclaude-haiku-5-5(text), consensusclaude-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).
# TLIN1039DDFRQ1
**Texas Instruments** · LIN Transceivers · TSOT-23-8
TLIN1039DDFRQ1 from Texas Instruments, in a TSOT-23-8. 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 | RXD | output | RXD is an open-drain output that reports the state of the LIN bus voltage to the microcontroller. |
| 2 | EN | input | Enable input: high puts the device in normal operation mode and low puts it in sleep mode, with an integrated pull-down. |
| 3 | NC | unconnected | Not connected. |
| 4 | TXD | input | TXD input controls the state of the LIN output, with an integrated pull-down. |
| 5 | GND | power_in | Ground terminal; all device voltages are specified with respect to this terminal. |
| 6 | LIN | bidirectional | LIN bus single-wire transmitter and receiver; the absolute maximum LIN bus input voltage is -45 V to 45 V (ISO 17987). |
| 7 | VSUP | power_in | Device supply voltage, connected to the battery through an external reverse-blocking diode; recommended operating range is 4.5 V to 36 V. |
| 8 | NC | unconnected | Not connected. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | TSOT-23-8 |
| Category | Interface |
| Pins | 8 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| VSUP Supply voltage range (ISO 17987) | VSUP | -0.3 | | 45 | V | | 5 |
| LIN Bus input voltage (ISO 17987) | VLIN | -45 | | 45 | V | | 5 |
| Logic input voltage (TXD, EN) | VLOGIC_INPUT | -0.3 | | 6 | V | | 5 |
| Logic output voltage (RXD) | VLOGIC_OUTPUT | -0.3 | | 6 | V | | 5 |
| Digital pin output current | IO | | | 8 | mA | | 5 |
| Junction Temp | TJ | -55 | | 165 | °C | | 5 |
| Storage temperature | Tstg | -65 | | 150 | °C | | 5 |
| Supply Voltage | VSUP | 4.5 | | 36 | V | -40℃ ≤ TJ ≤ 150℃ | 6 |
| LIN bus input voltage | VLIN | 0 | | 36 | V | -40℃ ≤ TJ ≤ 150℃ | 6 |
| Logic Pin Voltage | VLOGIC | 0 | | 5.25 | V | -40℃ ≤ TJ ≤ 150℃ | 6 |
| Operating virtual junction temperature range | TJ | -40 | | 150 | °C | -40℃ ≤ TJ ≤ 150℃ | 6 |
| Operational supply voltage (ISO 17987 Param 10) | VSUP | 4.5 | | 36 | V | Device is operational beyond the LIN defined nominal supply voltage range; See 图 8-1 and 图 8-2 | 6 |
| Nominal supply voltage (ISO 17987 Param 10) | VSUP | 4.5 | | 36 | V | Normal and standby modes; See 图 8-1 and 图 8-2 | 6 |
| Supply current, bus dominant, normal mode | ISUP | | 1.2 | 6.5 | mA | EN = High, RLIN ≥ 500 Ω, CLIN ≤ 10 nF | 6 |
| Supply current, bus dominant, standby mode | ISUP | | 1 | 1.7 | mA | EN = 0 V, RLIN ≥ 500 Ω, CLIN ≤ 10 nF | 6 |
| Supply current, bus recessive, normal mode | ISUP | | 300 | 700 | µA | EN = High | 6 |
| Supply current, bus recessive, standby mode | ISUP | | 20 | 30 | µA | EN = 0 V | 6 |
| Supply current, sleep mode (4.5 V < VSUP ≤ 14 V) | ISUP | | 9 | 14 | µA | 4.5 V < VSUP ≤ 14 V, EN = 0 V, TXD and RXD floating | 6 |
| Supply current, sleep mode (14 V < VSUP ≤ 36 V) | ISUP | | | 22 | µA | 14 V < VSUP ≤ 36 V, EN = 0 V, TXD and RXD floating | 6 |
| Under voltage VSUP threshold, ramp up | UVSUP(R) | 4.15 | | 4.45 | V | Ramp up | 6 |
| Under voltage VSUP threshold, ramp down | UVSUP(F) | 3.5 | | 4 | V | Ramp down | 6 |
| RXD low-level voltage | VOL | | | 0.6 | V | Based upon external pull-up to VCC (4) | 7 |
| Low-level output current, open drain | IOL | 1.5 | | | mA | LIN = 0 V, RXD = 0.4 V | 7 |
| Leakage current, high-level (RXD) | ILKG | -5 | | 5 | µA | LIN = VSUP, RXD = VCC | 7 |
| TXD low-level input voltage | VIL | | | 0.8 | V | | 7 |
| TXD high-level input voltage | VIH | 2 | | | V | | 7 |
| TXD low-level input leakage current | ILKG | -5 | | 5 | µA | TXD = 0 V | 7 |
| TXD internal pull-down resistor value | RTXD | 125 | 350 | 800 | kΩ | | 7 |
| EN low-level input voltage | VIL | -0.3 | | 0.8 | V | | 7 |
| EN high-level input voltage | VIH | 2 | | 5.25 | V | | 7 |
| EN hysteresis voltage | VHYS | 30 | | 500 | mV | By design and characterization | 7 |
| EN low-level input current | IIL | -5 | | 5 | µA | EN = 0 V | 7 |
| EN internal pull-down resistor | REN | 125 | 350 | 800 | kΩ | | 7 |
| LIN recessive high-level output voltage | VOH | 0.85 | | | VSUP | TXD = VCC, IO = 0 mA; 7 V ≤ VSUP ≤ 36 V | 7 |
| LIN recessive high-level output voltage | VOH | 3 | | | V | TXD = VCC, IO = 0 mA; 4.5 V ≤ VSUP < 7 V | 7 |
| LIN dominant low-level output voltage | VOL | | | 0.2 | VSUP | TXD = 0 V; 7 V ≤ VSUP ≤ 36 V | 7 |
| LIN dominant low-level output voltage | VOL | | | 1.2 | V | TXD = 0 V; 4.5 V ≤ VSUP < 7 V | 7 |
| Low-level input voltage (ISO 17987 Param 17) | VBUSdom | | | 0.4 | VSUP | LIN dominant (including LIN dominant for wake up); See 图 8-3 and 图 8-4 | 7 |
| High-level input voltage (ISO 17987 Param 18) | VBUSrec | 0.6 | | | VSUP | LIN recessive; See 图 8-3 and 图 8-4 | 7 |
| LIN recessive high-level input voltage threshold | VIH | 0.47 | | 0.6 | VSUP | 7 V ≤ VSUP ≤ 18 V | 7 |
| LIN dominant low-level input voltage threshold | VIL | 0.4 | | 0.53 | VSUP | 7 V ≤ VSUP ≤ 18 V | 7 |
| Receiver center threshold | VBUS_CNT | 0.475 | 0.5 | 0.525 | VSUP | VBUS_CNT = (VBUSrec + VBUSdom)/2; See 图 8-3 and 图 8-4 | 7 |
| Hysteresis voltage (SAE J2602) | VHYS | 0.07 | | 0.175 | VSUP | VHYS = VIH - VIL; See 图 8-3 and 图 8-4 | 7 |
| Serial diode LIN termination pull-up path | VSERIAL_DIODE | 0.4 | 0.7 | 1 | V | ISERIAL_DIODE = 10 µA | 7 |
| Limiting current (ISO 17987 Param 12) | IBUS(LIM) | 40 | 90 | 200 | mA | TXD = 0 V, VLIN = 18 V, VSUP = 18 V | 7 |
| Receiver leakage current, dominant | IBUS_PAS_dom | -1 | | | mA | Driver off/recessive, LIN = 0 V, VSUP = 12 V; See 图 8-6 | 7 |
| Receiver leakage current, recessive (LIN ≥ VSUP) | IBUS_PAS_rec1 | | | 20 | µA | Driver off/recessive, LIN ≥ VSUP, 4.5 V ≤ VSUP ≤ 36 V; See 图 8-7 | 7 |
| Pull-up current source to VSUP, sleep mode | IRSLEEP | -20 | | -1.5 | µA | VSUP = 14 V, LIN = GND | 8 |
| Pull-up resistor to VSUP | RPU | 20 | 45 | 60 | kΩ | Normal and standby modes | 8 |
| Leakage current, loss of ground (LIN dominant) | Ileak gnd(dom) | -1 | | 1 | mA | VSUP = 8 V, GND = open, VSUP = 18 V, GND = open; RCOMMANDER = 1 kΩ, CL = 1 nF; RRESPONDER = 20 kΩ, CL = 1 nF; LIN = dominant | 8 |
| Receiver rising propagation delay time | trx_pdr | | | 5 | µs | ISO 17987 Param 31; 5.5 V ≤ VSUP, RRXD = 2.4 kΩ, CRXD = 20 pF; See 图 8-12 and 图 8-13 | 10 |
| Receiver falling propagation delay time | trx_pdf | | | 5 | µs | ISO 17987 Param 31 | 10 |
| Symmetry of receiver propagation delay time (trx_sym = trx_pdf, trx_pdr) | trx_sym | -2 | | 2 | µs | ISO 17987 Param 32; RRXD = 2.4 kΩ, CRXD = 20 pF; See 图 8-12 and 图 8-13 | 10 |
| Minimum dominant time on LIN bus for wake-up | tLINBUS | 25 | 65 | 150 | µs | See 图 8-16, 图 9-2 and 图 9-3 | 10 |
| Time to clear false wake-up prevention logic (recessive time to clear bus stuck dominant) | tCLEAR | 8 | 25 | 50 | µs | See 图 9-3 | 10 |
| Mode change delay time (normal to sleep through EN pin) | tMODE_CHANGE | 2 | | 15 | µs | See 图 9-4 and 图 8-14 | 10 |
| Normal mode initialization time | tNOMINT | | | 45 | µs | See 图 8-14 | 10 |
| Power-up time | tPWR | | | 1.5 | ms | Time it takes for valid data on RXD upon power-up | 10 |
| Dominant state time out | tTXD_DTO | 20 | 50 | 80 | ms | | 10 |
## CAD (KiCad official)
- Symbol: `TLIN1039DDFRQ1`
- Footprint: `Package_TO_SOT_SMD:TSOT-23-8`
- 3D model: TSOT-23-8 (KiCad packages3D, STEP)
- 3D model files: `tlin1039ddfrq1-etched.step` / `tlin1039ddfrq1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tlin1039ddfrq1.step` / `tlin1039ddfrq1.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/tlin1039-q1) (38 pp, sha256 `ca856e5d1ade459a`, retrieved 2026-10-20, 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-5-5` (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/tlin1039ddfrq1-datasheet.pdf)