Overview
The MC74LCX74DTR2G, produced by onsemi, is a high-performance, low-voltage CMOS dual D-type flip-flop. This component features asynchronous clear and set inputs along with complementary outputs. It is designed to operate within a voltage range of 2.3 to 3.6 volts, making it suitable for a variety of low-voltage applications. The device is 5.0 V tolerant on its inputs, allowing it to interface seamlessly with 5.0 V TTL logic. This flip-flop is particularly useful in digital circuits where data storage and retrieval are critical, such as in counters, shift registers, and other sequential logic circuits.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| VCC (DC Supply Voltage) | 2.3 | - | 3.6 | V |
| VI (DC Input Voltage) | -0.5 | - | 7.0 | V |
| VO (DC Output Voltage) | -0.5 | - | VCC + 0.5 | V |
| VIH (HIGH Level Input Voltage) | 1.7 | - | 2.7 | V |
| VIL (LOW Level Input Voltage) | 0.7 | - | 0.8 | V |
| IOH (HIGH Level Output Current) | -24 | - | -8 | mA |
| IOL (LOW Level Output Current) | 8 | - | 24 | mA |
| ICC (DC Supply Current) | - | - | 10 | μA |
| fmax (Clock Pulse Frequency) | - | - | 150 | MHz |
| tPLH, tPHL (Propagation Delay) | 1.5 | - | 8.4 | ns |
| ts (Setup Time) | 2.5 | - | 4.0 | ns |
| th (Hold Time) | 1.5 | - | 2.0 | ns |
Key Features
- Designed for 2.3 V to 3.6 V VCC operation
- 5.0 V tolerant inputs for compatibility with 5.0 V TTL logic
- LVTTL and LVCMOS compatible
- 24 mA balanced output sink and source capability
- Near zero static supply current in all three logic states (10 μA)
- Latchup performance exceeds 500 mA
- ESD performance: Human Body Model >2000 V, Machine Model >200 V
- Pb-free, halogen-free/BFR-free, and RoHS compliant
Applications
The MC74LCX74DTR2G is suitable for a wide range of digital circuit applications, including:
- Counters and timers
- Shift registers and data storage circuits
- Sequential logic circuits
- Low-voltage digital systems requiring high performance and low power consumption
- Interfaces between 3.3 V and 5.0 V logic systems
Q & A
- What is the operating voltage range of the MC74LCX74DTR2G?
The MC74LCX74DTR2G operates within a voltage range of 2.3 to 3.6 volts.
- Is the MC74LCX74DTR2G compatible with 5.0 V TTL logic?
- What are the key features of the MC74LCX74DTR2G?
The key features include LVTTL and LVCMOS compatibility, 24 mA balanced output sink and source capability, near zero static supply current, and high ESD performance.
- What is the maximum clock pulse frequency of the MC74LCX74DTR2G?
The maximum clock pulse frequency is 150 MHz.
- What are the propagation delays for the MC74LCX74DTR2G?
The propagation delays (tPLH, tPHL) range from 1.5 to 8.4 ns depending on the operating conditions.
- What are the setup and hold times for the MC74LCX74DTR2G?
The setup time (ts) is 2.5 to 4.0 ns, and the hold time (th) is 1.5 to 2.0 ns.
- Is the MC74LCX74DTR2G Pb-free and RoHS compliant?
- What are the typical applications of the MC74LCX74DTR2G?
The MC74LCX74DTR2G is typically used in counters, shift registers, sequential logic circuits, and low-voltage digital systems.
- What is the maximum storage temperature range for the MC74LCX74DTR2G?
The storage temperature range is from -65°C to +150°C.
- What is the moisture sensitivity level (MSL) of the MC74LCX74DTR2G?
The MSL is 1.
