component
GT0108TG
Public Made by Adomby adom
GTIC Translators / Level Shifters, TSSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
GT0108TG
GTIC · Translators / Level Shifters · TSSOP-20
GT0108TG from GTIC, in a TSSOP-20. 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 | A1 | bidirectional | Input/output 1 referenced to VCCA, with the A-port supply range of 1.65 V to 3.6 V. |
| 2 | VCCA | power_in | A-port power supply, which must be between 1.65 V and 3.6 V and less than or equal to VCCB. |
| 3 | A2 | bidirectional | Input/output 2 referenced to VCCA. |
| 4 | A3 | bidirectional | Input/output 3 referenced to VCCA. |
| 5 | A4 | bidirectional | Input/output 4 referenced to VCCA. |
| 6 | A5 | bidirectional | Input/output 5 referenced to VCCA. |
| 7 | A6 | bidirectional | Input/output 6 referenced to VCCA. |
| 8 | A7 | bidirectional | Input/output 7 referenced to VCCA. |
| 9 | A8 | bidirectional | Input/output 8 referenced to VCCA. |
| 10 | OE | input | Output-enable input referenced to VCCA; pulling it low places all I/Os in the high-impedance state and it should be tied to GND via a pulldown resistor. |
| 11 | GND | power_in | Ground reference for the device. |
| 12 | B8 | bidirectional | Input/output 8 referenced to VCCB. |
| 13 | B7 | bidirectional | Input/output 7 referenced to VCCB. |
| 14 | B6 | bidirectional | Input/output 6 referenced to VCCB. |
| 15 | B5 | bidirectional | Input/output 5 referenced to VCCB. |
| 16 | B4 | bidirectional | Input/output 4 referenced to VCCB. |
| 17 | B3 | bidirectional | Input/output 3 referenced to VCCB. |
| 18 | B2 | bidirectional | Input/output 2 referenced to VCCB. |
| 19 | VCCB | power_in | B-port power supply, which must be between 2.3 V and 5.5 V and greater than or equal to VCCA. |
| 20 | B1 | bidirectional | Input/output 1 referenced to VCCB. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | GTIC |
| Package | TSSOP-20 |
| Category | Logic ICs |
| Pins | 20 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Supply voltage, VCCA | VCCA | -0.3 | 6 | V | 4 | ||
| Supply voltage, VCCB | VCCB | -0.3 | 6 | V | 4 | ||
| Input voltage range, A port | VI | -0.3 | 6 | V | A port | 4 | |
| Input voltage range, B port | VI | -0.3 | 6 | V | B port | 4 | |
| Voltage applied to output in high-impedance or power-off state, A port | Vo | -0.3 | 6 | V | A port, high-impedance or power-off state | 4 | |
| Voltage applied to output in high-impedance or power-off state, B port | Vo | -0.3 | 6 | V | B port, high-impedance or power-off state | 4 | |
| Voltage applied to output in high or low state, A port | Vo | -0.3 | V | A port, high or low state; max printed as VCCA+0.3 V | 4 | ||
| Voltage applied to output in high or low state, B port | Vo | -0.3 | V | B port, high or low state; max printed as VCCA+0.3 V | 4 | ||
| Input clamp current | IIK | -50 | mA | VI<0 | 4 | ||
| Output clamp current | IOK | -50 | mA | VO<0 | 4 | ||
| Continuous output current | IO | -50 | 50 | mA | 4 | ||
| Continuous current through VCCA, VCCB or GND | -100 | 100 | mA | 4 | |||
| Maximum junction temperature | 150 | °C | 4 | ||||
| Storage temperature range | -65 | 150 | °C | 4 | |||
| Supply voltage, VCCA | VCCA | 1.65 | 3.6 | V | 5 | ||
| Supply voltage, VCCB | VCCB | 2.3 | 5.5 | V | 5 | ||
| High-level input voltage, OE input | VIH | 5.5 | V | OE input; VCCA=1.65 V to 3.6 V, VCCB=2.3 V to 5.5 V; min printed as VCCl×0.8 | 5 | ||
| Low-level input voltage, A-port I/Os | VIL | 0 | 0.15 | V | A-port I/Os; VCCA=1.65 V to 1.95 V, VCCB=2.3 V to 5.5 V | 5 | |
| Low-level input voltage, B-port I/Os | VIL | 0 | 0.15 | V | B-port I/Os; VCCA=1.65 V to 3.6 V, VCCB=2.3 V to 5.5 V | 5 | |
| Low-level input voltage, OE input | VIL | 0 | V | OE input; VCCA=1.65 V to 3.6 V, VCCB=2.3 V to 5.5 V; max printed as VCCA×0.25 | 5 | ||
| Input transition rise or fall rate, A-port I/Os | Δt/Δv | 10 | ns/V | A-port I/Os push-pull driving | 5 | ||
| Input transition rise or fall rate, B-port I/Os | Δt/Δv | 10 | ns/V | B-port I/Os push-pull driving | 5 | ||
| Input transition rise or fall rate, control input | Δt/Δv | 10 | ns/V | Control input | 5 | ||
| Operating free-air temperature | TA | -40 | 85 | °C | 5 | ||
| Port A output low voltage | VOLA | 0.3 | V | IOL=1mA, VIB ≤ 0.15 V; VCCA 1.65V to 3.6V, VCCB 2.3V to 5.5V; Full | 6 | ||
| Port B output low voltage | VOLB | 0.3 | V | IOL=1mA, VIA ≤ 0.15 V; VCCA 1.65V to 3.6V, VCCB 2.3V to 5.5V; Full | 6 | ||
| Input leakage current, OE | II | -1 | 1 | μA | OE; VCCA 1.65V to 3.6V, VCCB 2.3V to 5.5V; +25℃ | 6 | |
| Input leakage current, OE | II | -1.5 | 1.5 | μA | OE; VCCA 1.65V to 3.6V, VCCB 2.3V to 5.5V; Full | 6 | |
| Partial power down current, A ports | Ioff | -0.5 | 0.5 | μA | A Ports; VCCA 0V, VCCB 0V to 5.5V; +25℃ | 6 | |
| Partial power down current, A ports | Ioff | -1 | 1 | μA | A Ports; VCCA 0V, VCCB 0V to 5.5V; Full | 6 | |
| Partial power down current, B ports | Ioff | -0.5 | 0.5 | μA | B Ports; VCCA 0V to 3.6V, VCCB 0V; +25℃ | 6 | |
| Partial power down current, B ports | Ioff | -1 | 1 | μA | B Ports; VCCA 0V to 3.6V, VCCB 0V; Full | 6 | |
| High-impedance state output current | IOZ | -0.5 | 0.5 | μA | A or B port, OE=0V; VCCA 1.65V to 3.6V, VCCB 2.3V to 5.5V; +25℃ | 6 | |
| High-impedance state output current | IOZ | -1 | 1 | μA | A or B port, OE=0V; VCCA 1.65V to 3.6V, VCCB 2.3V to 5.5V; Full | 6 | |
| VCCA supply current | ICCA | 2.5 | μA | VI=VO=open, IO=0; VCCA 1.65V to VCCB, VCCB 2.3V to 5.5V; Full | 6 | ||
| VCCA supply current | ICCA | -1 | μA | VI=VO=open, IO=0; VCCA 0V, VCCB 5.5V; Full | 6 | ||
| VCCB supply current | ICCB | 10 | μA | VI=VO=open, IO=0; VCCA 1.65V to VCCB, VCCB 2.3V to 5.5V; Full | 6 | ||
| VCCB supply current | ICCB | -1 | μA | VI=VO=open, IO=0; VCCA 3.6V, VCCB 0V; Full | 6 | ||
| VCCB supply current | ICCB | 1 | μA | VI=VO=open, IO=0; VCCA 0V, VCCB 5.5V; Full | 6 | ||
| Combined supply current, ICCA + ICCB | ICCA + ICCB | 13 | μA | VI=VCCI or GND, IO=0; VCCA 1.65V to VCCB, VCCB 2.3V to 5.5V; Full | 6 | ||
| VCCA supply current, output disabled | ICCZA | 1 | μA | VI=VCCI or 0V, IO=0, OE=0V; VCCA 1.65V to VCCB, VCCB 2.3V to 5.5V; Full | 6 | ||
| VCCB supply current, output disabled | ICCZB | 1 | μA | VI=VCCI or 0V, IO=0, OE=0V; VCCA 2.3V to 3.6V, VCCB 2.3V to 5.5V; Full | 6 | ||
| Input capacitance, OE | Ci | 2.5 | PF | OE; VCCA=3.3V, VCCB=3.3V; +25℃ | 6 | ||
| Input-to-output internal capacitance, A port | Cio | 5 | PF | A Port; VCCA=3.3V, VCCB=3.3V; +25℃ | 6 | ||
| Input-to-output internal capacitance, B port | Cio | 5 | PF | B Port; VCCA=3.3V, VCCB=3.3V; +25℃ | 6 |
CAD (KiCad official)
- Symbol:
GT0108TG - Footprint:
Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm - 3D model: TSSOP-20 (KiCad packages3D, STEP)
- 3D model files:
gt0108tg-etched.step/gt0108tg-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);gt0108tg.step/gt0108tg.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: GTIC datasheet (18 pp, sha256
fac0101c2a8cdb7d, retrieved 2026-10-27, tier: lcsc) - 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).
# GT0108TG
**GTIC** · Translators / Level Shifters · TSSOP-20
GT0108TG from GTIC, in a TSSOP-20. 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 | A1 | bidirectional | Input/output 1 referenced to VCCA, with the A-port supply range of 1.65 V to 3.6 V. |
| 2 | VCCA | power_in | A-port power supply, which must be between 1.65 V and 3.6 V and less than or equal to VCCB. |
| 3 | A2 | bidirectional | Input/output 2 referenced to VCCA. |
| 4 | A3 | bidirectional | Input/output 3 referenced to VCCA. |
| 5 | A4 | bidirectional | Input/output 4 referenced to VCCA. |
| 6 | A5 | bidirectional | Input/output 5 referenced to VCCA. |
| 7 | A6 | bidirectional | Input/output 6 referenced to VCCA. |
| 8 | A7 | bidirectional | Input/output 7 referenced to VCCA. |
| 9 | A8 | bidirectional | Input/output 8 referenced to VCCA. |
| 10 | OE | input | Output-enable input referenced to VCCA; pulling it low places all I/Os in the high-impedance state and it should be tied to GND via a pulldown resistor. |
| 11 | GND | power_in | Ground reference for the device. |
| 12 | B8 | bidirectional | Input/output 8 referenced to VCCB. |
| 13 | B7 | bidirectional | Input/output 7 referenced to VCCB. |
| 14 | B6 | bidirectional | Input/output 6 referenced to VCCB. |
| 15 | B5 | bidirectional | Input/output 5 referenced to VCCB. |
| 16 | B4 | bidirectional | Input/output 4 referenced to VCCB. |
| 17 | B3 | bidirectional | Input/output 3 referenced to VCCB. |
| 18 | B2 | bidirectional | Input/output 2 referenced to VCCB. |
| 19 | VCCB | power_in | B-port power supply, which must be between 2.3 V and 5.5 V and greater than or equal to VCCA. |
| 20 | B1 | bidirectional | Input/output 1 referenced to VCCB. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | GTIC |
| Package | TSSOP-20 |
| Category | Logic ICs |
| Pins | 20 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Supply voltage, VCCA | VCCA | -0.3 | | 6 | V | | 4 |
| Supply voltage, VCCB | VCCB | -0.3 | | 6 | V | | 4 |
| Input voltage range, A port | VI | -0.3 | | 6 | V | A port | 4 |
| Input voltage range, B port | VI | -0.3 | | 6 | V | B port | 4 |
| Voltage applied to output in high-impedance or power-off state, A port | Vo | -0.3 | | 6 | V | A port, high-impedance or power-off state | 4 |
| Voltage applied to output in high-impedance or power-off state, B port | Vo | -0.3 | | 6 | V | B port, high-impedance or power-off state | 4 |
| Voltage applied to output in high or low state, A port | Vo | -0.3 | | | V | A port, high or low state; max printed as VCCA+0.3 V | 4 |
| Voltage applied to output in high or low state, B port | Vo | -0.3 | | | V | B port, high or low state; max printed as VCCA+0.3 V | 4 |
| Input clamp current | IIK | -50 | | | mA | VI<0 | 4 |
| Output clamp current | IOK | -50 | | | mA | VO<0 | 4 |
| Continuous output current | IO | -50 | | 50 | mA | | 4 |
| Continuous current through VCCA, VCCB or GND | | -100 | | 100 | mA | | 4 |
| Maximum junction temperature | | | | 150 | °C | | 4 |
| Storage temperature range | | -65 | | 150 | °C | | 4 |
| Supply voltage, VCCA | VCCA | 1.65 | | 3.6 | V | | 5 |
| Supply voltage, VCCB | VCCB | 2.3 | | 5.5 | V | | 5 |
| High-level input voltage, OE input | VIH | | | 5.5 | V | OE input; VCCA=1.65 V to 3.6 V, VCCB=2.3 V to 5.5 V; min printed as VCCl×0.8 | 5 |
| Low-level input voltage, A-port I/Os | VIL | 0 | | 0.15 | V | A-port I/Os; VCCA=1.65 V to 1.95 V, VCCB=2.3 V to 5.5 V | 5 |
| Low-level input voltage, B-port I/Os | VIL | 0 | | 0.15 | V | B-port I/Os; VCCA=1.65 V to 3.6 V, VCCB=2.3 V to 5.5 V | 5 |
| Low-level input voltage, OE input | VIL | 0 | | | V | OE input; VCCA=1.65 V to 3.6 V, VCCB=2.3 V to 5.5 V; max printed as VCCA×0.25 | 5 |
| Input transition rise or fall rate, A-port I/Os | Δt/Δv | | | 10 | ns/V | A-port I/Os push-pull driving | 5 |
| Input transition rise or fall rate, B-port I/Os | Δt/Δv | | | 10 | ns/V | B-port I/Os push-pull driving | 5 |
| Input transition rise or fall rate, control input | Δt/Δv | | | 10 | ns/V | Control input | 5 |
| Operating free-air temperature | TA | -40 | | 85 | °C | | 5 |
| Port A output low voltage | VOLA | | | 0.3 | V | IOL=1mA, VIB ≤ 0.15 V; VCCA 1.65V to 3.6V, VCCB 2.3V to 5.5V; Full | 6 |
| Port B output low voltage | VOLB | | | 0.3 | V | IOL=1mA, VIA ≤ 0.15 V; VCCA 1.65V to 3.6V, VCCB 2.3V to 5.5V; Full | 6 |
| Input leakage current, OE | II | -1 | | 1 | μA | OE; VCCA 1.65V to 3.6V, VCCB 2.3V to 5.5V; +25℃ | 6 |
| Input leakage current, OE | II | -1.5 | | 1.5 | μA | OE; VCCA 1.65V to 3.6V, VCCB 2.3V to 5.5V; Full | 6 |
| Partial power down current, A ports | Ioff | -0.5 | | 0.5 | μA | A Ports; VCCA 0V, VCCB 0V to 5.5V; +25℃ | 6 |
| Partial power down current, A ports | Ioff | -1 | | 1 | μA | A Ports; VCCA 0V, VCCB 0V to 5.5V; Full | 6 |
| Partial power down current, B ports | Ioff | -0.5 | | 0.5 | μA | B Ports; VCCA 0V to 3.6V, VCCB 0V; +25℃ | 6 |
| Partial power down current, B ports | Ioff | -1 | | 1 | μA | B Ports; VCCA 0V to 3.6V, VCCB 0V; Full | 6 |
| High-impedance state output current | IOZ | -0.5 | | 0.5 | μA | A or B port, OE=0V; VCCA 1.65V to 3.6V, VCCB 2.3V to 5.5V; +25℃ | 6 |
| High-impedance state output current | IOZ | -1 | | 1 | μA | A or B port, OE=0V; VCCA 1.65V to 3.6V, VCCB 2.3V to 5.5V; Full | 6 |
| VCCA supply current | ICCA | | | 2.5 | μA | VI=VO=open, IO=0; VCCA 1.65V to VCCB, VCCB 2.3V to 5.5V; Full | 6 |
| VCCA supply current | ICCA | -1 | | | μA | VI=VO=open, IO=0; VCCA 0V, VCCB 5.5V; Full | 6 |
| VCCB supply current | ICCB | | | 10 | μA | VI=VO=open, IO=0; VCCA 1.65V to VCCB, VCCB 2.3V to 5.5V; Full | 6 |
| VCCB supply current | ICCB | -1 | | | μA | VI=VO=open, IO=0; VCCA 3.6V, VCCB 0V; Full | 6 |
| VCCB supply current | ICCB | | | 1 | μA | VI=VO=open, IO=0; VCCA 0V, VCCB 5.5V; Full | 6 |
| Combined supply current, ICCA + ICCB | ICCA + ICCB | | | 13 | μA | VI=VCCI or GND, IO=0; VCCA 1.65V to VCCB, VCCB 2.3V to 5.5V; Full | 6 |
| VCCA supply current, output disabled | ICCZA | | | 1 | μA | VI=VCCI or 0V, IO=0, OE=0V; VCCA 1.65V to VCCB, VCCB 2.3V to 5.5V; Full | 6 |
| VCCB supply current, output disabled | ICCZB | | | 1 | μA | VI=VCCI or 0V, IO=0, OE=0V; VCCA 2.3V to 3.6V, VCCB 2.3V to 5.5V; Full | 6 |
| Input capacitance, OE | Ci | | | 2.5 | PF | OE; VCCA=3.3V, VCCB=3.3V; +25℃ | 6 |
| Input-to-output internal capacitance, A port | Cio | | | 5 | PF | A Port; VCCA=3.3V, VCCB=3.3V; +25℃ | 6 |
| Input-to-output internal capacitance, B port | Cio | | | 5 | PF | B Port; VCCA=3.3V, VCCB=3.3V; +25℃ | 6 |
## CAD (KiCad official)
- Symbol: `GT0108TG`
- Footprint: `Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm`
- 3D model: TSSOP-20 (KiCad packages3D, STEP)
- 3D model files: `gt0108tg-etched.step` / `gt0108tg-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `gt0108tg.step` / `gt0108tg.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [GTIC datasheet](docs/gt0108tg-datasheet.pdf) (18 pp, sha256 `fac0101c2a8cdb7d`, retrieved 2026-10-27, tier: lcsc)
- **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/gt0108tg-datasheet.pdf)