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MA28139 |
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| Part Number | MA28139 |
| Manufacturer | Dynex |
| Description | In RT mode, power up resets the OBT and causes it to deselect both busses. Two watchdog counters monitor the Nominal l-bus and the Redundant l-bus. If either bus becomes active, that bus will be selec... |
| Features |
s Radiation Hard s Low Power Consumption s Single CMOS-SOS ASIC Implementation s Latch-up Free s High SEU Immunity s Fully Compliant with ESA OBDH, IUB, DBI and RBI Specification s Contains OBDH Bus Modem and RTU Kernel s Supports Bi-directional Data Transfer on Response and Block Transfer Bus
CONFIGURATION PINS
OBDH BUS I R BT I Rx R Rx
I (CTU) Tx R (RTU)
CLK DETECTOR, WATCHDOG
RTU KERNEL
INTERNAL USER BUS
BT Rx BT Rx
CONTROL LOGIC
DIGITAL BUS INTERFACE
CONTROL PINS
Figure 1: Block Diagram
1/34
MA28139
APPLICATION
CENTRAL TERMINAL Bus Controller
CT DBI
OBT
UP TO A TOTAL OF 62 TER... |
| Document |
 MA28139 Data Sheet
PDF 416.43KB |
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