EF4442 Datasheet, PDF (1/21 Pages) ATMEL Corporation – ARINC 429 Multi-channel Buffer Receiver (RTA) (N Channel, Silicon Gate)

Features
• Four Independent Receivers
• OneTransmitter in A Mode
• Direct 6800 Microprocessor Interface
• 8-bit Data Bus
• ARINC Interface: “1” and “0” Lines, RZ Code
• Software Label Control in A Mode
• Parity Control: Odd or No Parity
• Interrupt Capability in A Mode
• Test Mode Capability
Description
The EF4442 is a reception interface for 4 ARINC 429 channels.
Two models of operation are provided:
• When in A mode, the circuit can be considered as a peripheral of an EF 6800 or
EF6802 microprocessor and is totally software programmable (for example, for
test purposes).
• When in B mode, the parameters are hardware programmed. Reading the
registers which contain messages is only possible (max. scan frequency: 2 MHz).
Screening Quality
This product is manufactured in full compliance with either:
• NFC 96883 class G
• MIL-STD-883 class B
• According to Atmel standards
Application Note
Ask for application note: “General application principles EF4442(RTA)”
C Suffix
DIL 28
Ceramic Side Brazed package
ARINC 429
Multi-channel
Buffer Receiver
(RTA)
(N Channel,
Silicon Gate)
EF4442
P Suffix
DIP 28
Plastic Package
Rev. 2112A–HIREL–11/02
1