Overview
The ADM101EARMZ is a single-channel RS-232 driver and receiver from Analog Devices Inc., part of the Craft Port series. This device is designed to operate from a single 5 V power supply and is highly efficient, making it suitable for various portable applications. It features a built-in charge-pump voltage inverter that generates an on-chip −5 V supply, eliminating the need for a negative power supply and enabling RS-232 compatible output levels with small charge pump capacitors.
Key Specifications
| Specification | Value |
|---|---|
| Transmission Rate | 460 kbit/s |
| Power Supply | Single 5 V |
| Package Type | 10-Lead MSOP |
| Output Swing | ±4.2 V with 5 V Supply |
| Charge Pump Capacitors | 0.1 μF |
| ICC (Active Mode) | 500 μA |
| ICC (Shutdown Mode) | 1 μA |
| Operating Temperature Range | −40°C to +85°C (Industrial) |
| Storage Temperature Range | −65°C to +150°C |
| ESD Rating | >2000 V (Human Body Model), 15 kV (I-O Pins) |
Key Features
- Compatible with RS-232 input/output levels
- On-board DC-DC converter generating ±4.2 V output swing with a 5 V supply
- Low power BiCMOS technology: 500 μA in active mode and 1 μA in shutdown mode
- Small charge pump capacitors (0.1 μF)
- Qualified for automotive applications
- Shutdown input for low power mode
Applications
- Mobile Telephones
- Palmtop Computers
- PDAs (Personal Digital Assistants)
- Portable Instrumentation
- GPS Receivers
Q & A
- What is the transmission rate of the ADM101EARMZ?
The transmission rate of the ADM101EARMZ is 460 kbit/s. - What type of power supply does the ADM101EARMZ require?
The ADM101EARMZ operates from a single 5 V power supply. - What is the package type of the ADM101EARMZ?
The package type is a 10-Lead MSOP. - What is the output swing of the ADM101EARMZ with a 5 V supply?
The output swing is ±4.2 V with a 5 V supply. - What is the typical current consumption in active mode?
The typical current consumption in active mode is 500 μA. - What is the current consumption in shutdown mode?
The current consumption in shutdown mode is 1 μA. - What are the operating temperature ranges for the ADM101EARMZ?
The operating temperature range is −40°C to +85°C for industrial applications. - Is the ADM101EARMZ qualified for automotive applications?
Yes, the ADM101EARMZ is qualified for automotive applications. - What is the ESD rating for the ADM101EARMZ?
The ESD rating is >2000 V (Human Body Model) and 15 kV for I-O pins. - What are some typical applications of the ADM101EARMZ?
Typical applications include mobile telephones, palmtop computers, PDAs, portable instrumentation, and GPS receivers.
