Overview
The ADM3070EYRZ-REEL7, produced by Analog Devices Inc., is a 3.3 V, low power data transceiver designed for full- and half-duplex communication on multipoint bus networks. This device is part of the ADM307xE series, which features high-speed transceivers for RS-485 and RS-422 communications. It is equipped with advanced protection and performance features, making it suitable for a wide range of industrial and commercial applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Maximum Data Rate | 250 | 250 | kbps | ||
| Propagation Delay, Low-to-High Level (tDPLH) | 250 | 1500 | 1500 | ns | CL = 50 pF, RL = 54 Ω |
| Propagation Delay, High-to-Low Level (tDPHL) | 250 | 1500 | 1500 | ns | CL = 50 pF, RL = 54 Ω |
| Rise Time/Fall Time (tDR/tDF) | 350 | 1600 | ns | CL = 50 pF, RL = 54 Ω | |
| Differential Driver Output Skew (tDSKEW) | 200 | ns | CL = 50 pF, RL = 54 Ω | ||
| Enable to Output High (tDZH) | 2500 | ns | |||
| Operating Temperature | -40 | 125 | °C | ||
| ESD Protection | ±15 kV | On RS-485 input/output pins | |||
| Common-Mode Input Range | -7 | 12 | V |
Key Features
- ±15 kV ESD protection on RS-485 input/output pins
- Half- and full-duplex options
- True fail-safe receiver inputs
- Up to 256 nodes on the bus
- Hot-swap input structure on DE and RE pins
- Reduced slew rates for low EMI
- Low power shutdown current (except for ADM3071E, ADM3074E, ADM3077E)
- Outputs high-Z when disabled or powered off
- Thermal shutdown and short-circuit protection
- Available in 8-lead and 14-lead narrow SOIC packages
Applications
- Power/energy metering
- Industrial control
- Lighting systems
- Telecommunications
- Security systems
- Instrumentation
Q & A
- What is the maximum data rate of the ADM3070EYRZ-REEL7?
The maximum data rate is 250 kbps. - What is the operating temperature range of the ADM3070EYRZ-REEL7?
The operating temperature range is -40°C to +125°C. - Does the ADM3070EYRZ-REEL7 support hot-swap capability?
Yes, it supports hot-swap input structure on DE and RE pins. - What type of ESD protection does the ADM3070EYRZ-REEL7 have?
The device has ±15 kV ESD protection on RS-485 input/output pins. - What are the available package options for the ADM3070EYRZ-REEL7?
The device is available in 8-lead and 14-lead narrow SOIC packages. - Does the ADM3070EYRZ-REEL7 have fail-safe receiver inputs?
Yes, it features true fail-safe receiver inputs. - How many nodes can be supported on the bus with the ADM3070EYRZ-REEL7?
Up to 256 nodes can be supported on the bus. - What is the common-mode input range of the ADM3070EYRZ-REEL7?
The common-mode input range is -7 V to +12 V. - Does the ADM3070EYRZ-REEL7 have thermal shutdown and short-circuit protection?
Yes, it features thermal shutdown and short-circuit protection. - What is the typical power shutdown current for the ADM3070EYRZ-REEL7?
The device has a low power shutdown current, except for ADM3071E, ADM3074E, and ADM3077E models.
