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MAX7044AKA+T
+NomenclatureRF TX IC ASK 300-450MHZ SOT23-8
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FabricantAnalog Equipment GmbH / intégration Maxim
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Pièce fabricant #MAX7044AKA+T
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Package SOT-23-8
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En stock4356
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Frequency | 300MHz ~ 450MHz |
| Applications | RKE, TPM, Security Systems |
| ModulationorProtocol | ASK, OOK |
| DataRate(Max) | 100kbps |
| Power-Output | 12.5dBm |
| Current-Transmitting | 14mA |
| DataInterface | PCB, Surface Mount |
| AntennaConnector | PCB, Surface Mount |
| Voltage-Supply | 2.1V ~ 3.6V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | SOT-23-8 |
Présentation
Description
Key features include a high-output power of up to +13 dBm, low current consumption for extended battery life, and a shutdown mode to further conserve power. The MAX7044 operates on a supply voltage range of 2.1V to 3.6V, making it suitable for battery-operated devices. Its compact package and minimal external component requirement simplify the design and integration process.
The MAX7044 supports both amplitude shift keying (ASK) and frequency shift keying (FSK) modulation, providing flexibility in communication protocols. It is commonly used in automotive applications, home automation, and security systems, offering reliable wireless data transmission in a cost-effective solution.
Equivalent
1. Texas Instruments CC1175: A sub-1 GHz transmitter that offers similar functionality.
2. Silicon Labs Si4010: An RF SoC transmitter with integrated MCU capabilities.
3. Analog Devices ADF7012: A low-power, accurate RF transmitter.
These alternatives offer similar features in terms of frequency range and application. Always verify compatibility with your specific application requirements before substitution.
Features
1. High-Efficiency PA: The transmitter includes a power amplifier with a +10dBm output power for efficient signal transmission.
2. Low Supply Current: It operates with a low supply current of 3.3mA, making it energy-efficient.
3. Wide Supply Voltage Range: It supports a supply voltage range from 2.1V to 3.6V, allowing flexibility in power supply sources.
4. ASK Modulation: The device is capable of amplitude-shift keying (ASK) modulation, suitable for low-cost wireless data transmission.
5. Integrated PLL: The built-in phase-locked loop (PLL) simplifies the design by reducing the need for external components.
6. Compact Package: The MAX7044AKA+T is housed in a small, 8-pin SOT23 package, making it ideal for space-constrained applications.
7. Temperature Range: It operates within an industrial temperature range of -40°C to +85°C.
8. Applications: Common uses include remote keyless entry, security systems, and wireless sensor networks.
These features make the MAX7044AKA+T suitable for various low-power wireless communication applications.
Pinout
1. VCC (Pin 1): Power supply input.
2. RFOUT (Pin 2): RF output for the antenna.
3. GND (Pin 3): Ground connection.
4. DATA (Pin 4): Digital modulation input for ASK/FSK data.
5. REFOSC (Pin 5): Reference oscillator connection; can be connected to a crystal or driven by an external clock.
6. EN (Pin 6): Enable input; when high, the transmitter is enabled.
7. NC (Pin 7): No connection; typically not used.
8. PC1 (Pin 8): External component connection for power control.
This configuration allows the MAX7044 to efficiently modulate and transmit data wirelessly, suitable for various wireless communication applications.
Manufacturer
Application
1. Remote Keyless Entry (RKE): Used in automotive systems for secure remote access.
2. Home Automation: Facilitates wireless control in smart home devices.
3. Wireless Sensor Networks: Enhances connectivity and communication in IoT devices.
4. Remote Controls: Powers wireless controls for consumer electronics.
5. Security Systems: Utilized in wireless alarm and monitoring systems.
6. Industrial Monitoring: Enables wireless data transmission in industrial environments.
These applications benefit from the transmitter's low power consumption, robust performance, and reliable data transmission capabilities.