Overview
The MC1496BD, produced by onsemi, is a balanced modulator/demodulator integrated circuit designed for applications where the output voltage is the product of an input voltage (signal) and a switching function (carrier). This device is particularly useful in various modulation and detection schemes.
It features balanced inputs and outputs, making it suitable for a wide range of signal processing tasks. The MC1496BD is known for its excellent carrier suppression and high common-mode rejection, which are critical for maintaining signal integrity in various applications.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Applied Voltage | V | - | - | 30 | Vdc |
| Differential Input Signal | V8 - V10, V4 - V1 | - | - | ±(5+I5Re) | Vdc |
| Maximum Bias Current | I5 | - | - | 10 | mA |
| Thermal Resistance, Junction-to-Air | RJA | - | - | 100 | °C/W |
| Operating Ambient Temperature Range | TA | 0 to +70 | - | - | °C |
| Storage Temperature Range | Tstg | -65 to +150 | - | - | °C |
| Electrostatic Discharge Sensitivity (ESD) | ESD | - | - | 2000 (HBM), 400 (MM) | V |
| Carrier Suppression | - | -65 dB @ 0.5 MHz | -50 dB @ 10 MHz | - | dB |
| Common-Mode Rejection | - | -85 dB | - | - | dB |
Key Features
- Excellent Carrier Suppression: -65 dB typical at 0.5 MHz and -50 dB typical at 10 MHz.
- Adjustable Gain and Signal Handling: Allows for flexible gain settings and signal handling capabilities.
- Balanced Inputs and Outputs: Ensures balanced signal processing and minimizes noise.
- High Common Mode Rejection: Up to -85 dB typical, which is crucial for maintaining signal integrity.
- Pb-Free Package Available: Compliant with lead-free packaging requirements.
- Contains 8 Active Transistors: Compact design with multiple active transistors for efficient operation.
Applications
- Suppressed Carrier and Amplitude Modulation: Ideal for applications requiring modulation of signals without the carrier.
- Synchronous Detection: Used in synchronous detection schemes where the output is synchronized with the input signal.
- FM Detection and Phase Detection: Suitable for detecting frequency and phase differences in signals.
- Chopper Applications: Can be used in chopper circuits for signal processing and amplification.
- Doubly Balanced Mixer: Can function as a mixer with broadband or tuned input and output networks.
- Frequency Doubler: Can operate as a frequency doubler by introducing the same frequency at both input ports.
Q & A
- What is the primary function of the MC1496BD?
The MC1496BD is a balanced modulator/demodulator, designed to produce an output voltage that is the product of an input voltage (signal) and a switching function (carrier).
- What are the typical applications of the MC1496BD?
Typical applications include suppressed carrier and amplitude modulation, synchronous detection, FM detection, phase detection, and chopper applications.
- What is the carrier suppression capability of the MC1496BD?
The MC1496BD offers carrier suppression of -65 dB typical at 0.5 MHz and -50 dB typical at 10 MHz.
- Does the MC1496BD have balanced inputs and outputs?
- What is the common-mode rejection ratio of the MC1496BD?
The common-mode rejection ratio is up to -85 dB typical.
- What is the maximum bias current for the MC1496BD?
The maximum bias current is 10 mA.
- What is the operating ambient temperature range for the MC1496BD?
The operating ambient temperature range is 0 to +70°C for the MC1496 and -40 to +125°C for the MC1496B.
- Is the MC1496BD available in a Pb-free package?
- How many active transistors does the MC1496BD contain?
The MC1496BD contains 8 active transistors.
- Can the MC1496BD be used as a frequency doubler?
