Overview
The ADM3307EARU-REEL7, produced by Analog Devices Inc., is a highly integrated serial port transceiver designed to meet the full EIA-232 standard. This device operates from a single 2.7 V to 3.6 V power supply and features an on-board charge pump dc-to-dc converter, eliminating the need for dual power supplies. It is particularly suited for applications in electrically harsh environments due to its robust ESD protection and low power consumption.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Operating Voltage Range | 2.7 | 3.6 | V | ||
| Maximum Data Rate | 250 | 720 | 920 | kbps | RL = 3 kΩ to 7 kΩ, CL = 50 pF to 1000 pF, VCC = 2.7 V to 3.0 V |
| Receiver Propagation Delay, TPHL, TPLH | 0.3 | 1 | µs | CL = 150 pF | |
| Receiver Output Enable Time, tER | 100 | ns | |||
| Receiver Output Disable Time, tDR | 300 | ns | |||
| Transmitter Propagation Delay, TPHL, TPLH | 500 | ns | RL = 3 kΩ, CL = 1000 pF | ||
| Transition Region Slew Rate | 3 | 18 | V/µs | ||
| ESD Protection | ±15 kV | IEC 1000-4-2 on RS-232 I/Os and CMOS inputs | |||
| Operating Temperature | -40 | 85 | °C | ||
| Package | 28-TSSOP (0.173", 4.40mm Width) |
Key Features
- Full RS-232 compliance with a single 2.7 V to 3.6 V power supply.
- On-board charge pump dc-to-dc converter with Green Idle™ mode for low power consumption.
- ±15 kV ESD protection on RS-232 I/Os and CMOS inputs, meeting IEC 1000-4-2 requirements.
- High data rates up to 920 kbps.
- Low receiver propagation delay and transmitter propagation delay.
- Immunity to high RF field strengths without special shielding.
- CMOS technology for minimal power dissipation, ideal for battery-powered applications.
- Qualified for automotive applications.
Applications
- Mobile phone handsets and data cables.
- Laptop and notebook computers.
- Printers and peripherals.
- Modems.
- PDAs, hand-held devices, and palmtop computers.
- Automotive systems.
Q & A
- What is the operating voltage range of the ADM3307EARU-REEL7?
The operating voltage range is 2.7 V to 3.6 V.
- What is the maximum data rate supported by the ADM3307EARU-REEL7?
The maximum data rate is up to 920 kbps.
- What level of ESD protection does the ADM3307EARU-REEL7 offer?
The device offers ±15 kV ESD protection on RS-232 I/Os and CMOS inputs.
- What is the package type of the ADM3307EARU-REEL7?
The package type is 28-TSSOP (0.173", 4.40mm Width).
- What are the key applications of the ADM3307EARU-REEL7?
Key applications include mobile phone handsets, laptop and notebook computers, printers, modems, and automotive systems.
- Is the ADM3307EARU-REEL7 suitable for harsh environments?
Yes, it is designed to operate in electrically harsh environments with robust ESD protection and immunity to high RF field strengths.
- How many drivers and receivers does the ADM3307EARU-REEL7 have?
The device has five drivers and three receivers.
- What is the operating temperature range of the ADM3307EARU-REEL7?
The operating temperature range is -40°C to 85°C.
- Does the ADM3307EARU-REEL7 support Green Idle™ mode?
Yes, the device operates in Green Idle™ mode to minimize power consumption.
- Is the ADM3307EARU-REEL7 qualified for automotive applications?
Yes, it is qualified for automotive applications.
