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SN75454BDR
Public Made by Adomby adom
Texas Instruments Buffers, Drivers, Receivers, Transceivers, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownSN75454BDR
Texas Instruments · Buffers, Drivers, Receivers, Transceivers · SOIC-8
SN75454BDR from Texas Instruments, in a SOIC-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 | 1A | input | Channel 1 logic input A is a TTL-compatible diode-clamped input, with VIH of at least 2 V and VIL of at most 0.8 V. |
| 2 | 1B | input | Channel 1 logic input B is a TTL-compatible diode-clamped input, with VIH of at least 2 V and VIL of at most 0.8 V. |
| 3 | 1Y | output | Channel 1 open-collector driver output has an off-state output voltage rating of 30 V and a continuous collector or output current rating of 400 mA. |
| 4 | GND | power_in | Ground pin is the network ground reference for all voltages specified in the datasheet. |
| 5 | 2Y | output | Channel 2 open-collector driver output has an off-state output voltage rating of 30 V and a continuous collector or output current rating of 400 mA. |
| 6 | 2A | input | Channel 2 logic input A is a TTL-compatible diode-clamped input, with VIH of at least 2 V and VIL of at most 0.8 V. |
| 7 | 2B | input | Channel 2 logic input B is a TTL-compatible diode-clamped input, with VIH of at least 2 V and VIL of at most 0.8 V. |
| 8 | VCC | power_in | Supply voltage for the SN7545xB family is 4.75 V to 5.25 V, with an absolute maximum of 7 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOIC-8 |
| Category | Logic |
| 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 |
|---|---|---|---|---|---|---|---|
| Supply voltage | VCC | 4.75 | 5 | 5.25 | V | SN7545xB | 4 |
| High-level input voltage | VIH | 2 | V | 4 | |||
| Low-level input voltage | VIL | 0.8 | V | 4 | |||
| Operating free-air temperature | TA | 0 | 70 | °C | SN7545xB | 4 | |
| Supply voltage | VCC | 7 | V | 4 | |||
| Input voltage | VI | 5.5 | V | 4 | |||
| Inter-emitter voltage | 5.5 | V | 4 | ||||
| Off-state output voltage | VO | 30 | V | 4 | |||
| Continuous collector or output current | IOK | 400 | mA | 4 | |||
| Peak collector or output current | II | 500 | mA | tw ≤ 10 ms, duty cycle ≤ 50% | 4 | ||
| Operating free-air temperature | TA | 0 | 70 | °C | SN7545xB | 4 | |
| Operating virtual junction temperature | TJ | 150 | °C | 4 | |||
| Storage temperature | Tstg | -65 | 150 | °C | 4 | ||
| Lead temperature 1,6 mm from case for 10 seconds | 260 | °C | SN7545xB D or P package | 4 | |||
| Junction-to-ambient thermal resistance | RθJA | 122.2 | °C/W | D (SOIC) 8 pins | 4 | ||
| Junction-to-case (top) thermal resistance | RθJC(top) | 68.4 | °C/W | D (SOIC) 8 pins | 4 | ||
| Junction-to-board thermal resistance | RθJB | 62.4 | °C/W | D (SOIC) 8 pins | 4 | ||
| Junction-to-top characterization parameter | ψJT | 23.2 | °C/W | D (SOIC) 8 pins | 4 | ||
| Junction-to-board characterization parameter | ψJB | 62 | °C/W | D (SOIC) 8 pins | 4 | ||
| Power rating | 725 | mW | D package, TA ≤ 25°C | 5 | |||
| Input clamp voltage | VIK | -1.2 | -1.5 | V | VCC = MIN, II = -12 mA | 5 | |
| Low-level output voltage | VOL | 0.25 | 0.4 | V | SN7545xB, VCC = MIN, VIL = 0.8 V, IOL = 100 mA | 5 | |
| Low-level output voltage | VOL | 0.5 | 0.7 | V | SN7545xB, VCC = MIN, VIL = 0.8 V, IOL = 300 mA | 5 | |
| High-level output current | IOH | 100 | µA | SN7545xB, VCC = MIN, VIH = MIN, VOH = 30 V | 5 | ||
| Input current at maximum input voltage | II | 1 | mA | VCC = MAX, VI = 5.5 V | 5 | ||
| High-level input current | IIH | 40 | µA | VCC = MAX, VI = 2.4 V | 5 | ||
| Low-level input current | IIL | -1 | -1.6 | mA | VCC = MAX, VI = 0.4 V | 5 | |
| Supply current, outputs high | ICCH | 13 | 17 | mA | SNx5454B, VCC = MAX, VI = 0 V | 5 | |
| Supply current, outputs low | ICCL | 61 | 79 | mA | SNx5454B, VCC = MAX, VI = 5 V | 5 | |
| High level output voltage after switching | VOH | -6.5 | mV | SN7545xB, VS = 20 V, IO ≈ 300 mA; printed as VS, 6.5 | 5 | ||
| Propagation delay time, low-to-high-level output | tPLH | 27 | 35 | ns | SNx5454B, IO ≈ 200 mA, CL = 15 pF, RL = 50 Ω | 5 | |
| Propagation delay time, high-to-low-level output | tPHL | 24 | 35 | ns | SNx5452B, SNx5454B, IO ≈ 200 mA, CL = 15 pF, RL = 50 Ω | 5 | |
| Transition time, low-to-high-level output | tTLH | 5 | 8 | ns | IO ≈ 200 mA, CL = 15 pF, RL = 50 Ω | 5 | |
| Transition time, high-to-low-level output | tTHL | 7 | 12 | ns | IO ≈ 200 mA, CL = 15 pF, RL = 50 Ω | 5 |
CAD (KiCad official)
- Symbol:
SN75454BDR - Footprint:
Package_SO:SOIC-8_3.9x4.9mm_P1.27mm - 3D model: SOIC-8 (KiCad packages3D, STEP)
- 3D model files:
sn75454bdr-etched.step/sn75454bdr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sn75454bdr.step/sn75454bdr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (34 pp, sha256
037e7a916e064231, retrieved 2026-11-05, tier: manufacturer) - 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).