ONSEMI MC74ACT540DTR2G — Octal Buffer/Line Driver with 3-State Outputs, TTL-Compatible Inputs, TSSOP-20 — Full reel of 1074 pieces. ACT-family octal inverting buffer and line driver featuring flow-through architecture (inputs and outputs on opposite sides of the package) for easier microprocessor interfacing and higher PCB density. Outputs source and sink 24 mA with two active-low output-enable controls and full 3-state capability. TTL-compatible inputs make it a direct fit alongside 5 V TTL logic.
Available in stock — ships within 3 days after payment.
Product overview
| Part number | MC74ACT540DTR2G |
| Manufacturer | onsemi (ON Semiconductor) |
| Product type | Octal inverting buffer / line driver with 3-state outputs |
| Logic family | 74ACT — TTL-compatible inputs, AC-speed outputs |
| Output type | Inverting (′540), 3-state, dual OE control |
| Supply voltage (VCC) | 4.5 V to 5.5 V |
| Output drive current | ±24 mA (source and sink) |
| Input voltage thresholds (VIH / VIL) | 2.0 V min / 0.8 V max (TTL-compatible) |
| Propagation delay (tPLH / tPHL, max) | 7.0 ns / 8.0 ns @ VCC = 5.0 V, 25°C |
| Output enable time (max) | 10.5 ns @ VCC = 5.0 V, 25°C |
| Quiescent supply current (max) | 80 µA @ VCC = 5.5 V |
| ESD protection (HBM) | > 2000 V |
| Operating temperature range | −40°C to +85°C |
| Package | TSSOP-20 (Pb-Free), SMD/SMT |
| Quantity | 1074 pieces (full reel) |
| RoHS compliance | Yes — Pb-Free |
| Condition | New — original packaging (OVP) |
Applications
- Memory address and data bus driving in microprocessor and embedded systems
- Clock distribution and bus-oriented transmitter/receiver applications
- Output port buffers for microprocessors benefiting from flow-through pinout
- TTL-to-CMOS level translation and bus isolation with 3-state control
- High-density PCB designs requiring minimal routing between input and output sides
Shipping
- Ships within 3 days after payment
- Secure packaging for safe delivery
- Free delivery within Germany
Warranty & compliance
- 12-month warranty included
- Product is fully compliant with EU industry standards
- VAT invoice included with every order
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