74161 IC Synchronous 4-Bit Counter (Direct Reset)
- 🧠 74161 TTL IC: synchronous 4-bit binary counter
- ⏱️ Counts on clock edge for stable, glitch-free operation
- 🧩 Direct reset (clear) for quick counter initialization
- 📥 Parallel load inputs for preset counting values
- 🚦 Enable pins for cascading and count control
- ⚡ Standard 5V TTL operation
- 🚀 High-speed counting for digital logic applications
- 📦 DIP package—easy prototyping and repairs
25,00 EGP
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Description
Features
- Internal Look-Ahead for Fast Counting
- Carry Output for n-Bit Cascading
- Synchronous Counting
- Synchronously Programmable
- Load Control Line
- Diode-Clamped Inputs
Specifications:
| Product Attribute | Attribute Value |
| Product Category: | Counter ICs |
| Mounting Style: | Through Hole |
| Package/Case: | PDIP-16 |
| Counter Type: | Binary |
| Logic Family: | LS |
| Number of Bits: | 4 bit |
| Counting Sequence: | Up |
| Operating Supply Voltage: | 4.75 V to 5.25 V |
| Minimum Operating Temperature: | 0 C |
| Maximum Operating Temperature: | + 70 C |
| Function: | Counter |
| Operating Temperature Range: | 0 C to + 70 C |
| Output Current: | 8 mA/- 400 uA |
Specification
General
| WeightWeight | 0,0000 g |
|---|---|
 Dimensions | 2 × 0,7 × 0,3 cm |
| Type | Synchronous 4-Bit Binary Counter |
| Model | 74161 |
| Logic Family | TTL (Transistor-Transistor Logic) |
| Number of Bits | 4-Bit |
| Reset Type | Direct Reset (Active Low) |
| Inputs | Clock, Enable, Load, Clear |
| Outputs | Q0, Q1, Q2, Q3 |
| Operating Voltage | 5 V DC |
| Maximum Clock Frequency | 25 MHz (typical) |
| Propagation Delay | ~20 ns (typical) |
| Package Type | DIP-16 / Through-Hole |
| Operating Temperature | 0°C to 70°C |
| Applications | Counting, Sequencing, Timing Circuits, Digital Electronics Projects |
| Package Contents | 1× 74161 4-Bit Synchronous Counter IC |
