Mitel MH88435 Data Access Arrangement (D.A.A.) is a data access device that provides a complete interface between audio or data transmission equipment and a telephone line. All functions are integrated into a single thick film hybrid module that provides high voltage isolation, very high reliability and optimum circuit design, requiring a minimum of external components.
The document provides preliminary information for the Mitel MH88435-P Data Access Arrangement (D.A.A.), a thick film hybrid module that interfaces audio or data transmission equipment with telephone lines. Key features include FAX and Modem interface support up to V.34 speeds, externally programmable line and network balance impedances, and integral loop switching.
The datasheet details the functional block diagram, pin connections, and programming capabilities for DC termination characteristics and input impedance matching. It covers applications such as Electronic Point of Sale equipment, Security Systems, Telemetry, and Set Top Boxes, noting suitability for industrial temperature ranges from -40°C to +85°C.
| FAX and Modem interface speed | V.34(33k6) |
|---|---|
| Operating temperature range (Standard) | 0°C to +70°C |
| Operating temperature range (Industrial) | -40°C to +85°C |
| Supply voltage | +5V |
| Package type (MH88435AD-P) | 28 Pin DIL Package |
| Package type (MH88435AS-P) | 28 Pin SM Package |
| DC termination resistance | approximately 3000 ohms |
It interfaces to Central Office or PABX lines for FAX/Modem, Electronic Point of Sale, Security Systems, Telemetry, and Set Top Boxes.
Yes, this device is pin for pin compatible with the MH88435.
It does not meet the 100MQ leakage requirement in Belgium, Greece, Italy, Luxembourg and Spain.