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Teilenummer | NHi-15LV134 |
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Beschreibung | Transceivers | |
Hersteller | National Hybrid | |
Logo | ||
Gesamt 11 Seiten Data Device Corporation
1-800-DDC-5757 | 631-567-5600
105 Wilbur Place, Bohemia, NY 11716
NHi-1567/68 NHi-15LV67/68 NHi-15133/134 NHi-15LV133/134
+5v/+3.3v Monolithic Mil-Std-1553/1760 Transceivers
Features
Description
• Dual Transceiver
• Totally Independent Channels
• Single Power Supply
• Short Circuit Tolerant
• NHi Proprietary ASIC
• Superior Noise Filter
• Mac-Air compliant version also
available
• NHi-15133/134 has higher receiver
threshold
The receivers convert Manchester II bi-phase
data into complementary digital outputs.
Each receiver has an independent digital
enable.
The transmitters convert complementary
digital inputs into Manchester II bi-phase
data. Each transmitter has an independent
digital inhibit.
A coupling transformer interfaces each
transceiver to the Stub or Bus.
TX_H
TX_L
TXINH_H
RX_H
RX_L
RXENA_H
Logic
Wave
Shaper
Output
Driver
TRANSCEIVER
Logic
Compare
Filter
&
Limiter
1
CT Xfmr.
Block Diagram
(Each Channel)
Rev.2 6/15/2010
NHi-1567/68 NHi-15LV67/68 NHi-15133/134 NHi-15LV133/134
Receiver Logic
Part Number
NHi-1567/133/LV67/133
NHi-1567/133/LV67/133
NHi-1567/133/LV67/133
NHi-1567/133/LV67/133
NHi-1568/134/LV68/134
NHi-1568/134/LV68/134
NHi-1568/134/LV68/134
Rxena_
H
Stub/Bus
Rxo_H Rxo_L
1 Vthr- <Vpp< +Vthr 0
1 Vthr- <Vpp>= +Vthr 1
1 Vthr- =>Vpp< +Vthr 0
0 X0
0
0
1
0
1 Vthr- <Vpp< +Vthr 1
1 Vthr- <Vpp>= +Vthr 1
1 Vthr- =>Vpp< +Vthr 0
0 X1
1
0
1
1
Transmitter Logic
Txin_H [1] Txin_L [1] Txena_L [1] Stub/Bus
0 0 0 Hi_Z
1 0 0 Vpp
0 1 0 Vpp
1 1 0 Hi_Z
X X 1 Hi_Z
Note: [1] This input has a weak pull-up resistor to Vcc. The value is 50kΩ to 100kΩ.
6 Rev.2 6/15/2010
6 Page | ||
Seiten | Gesamt 11 Seiten | |
PDF Download | [ NHi-15LV134 Schematic.PDF ] |
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