Data Device Corporation
1-800-DDC-5757 | 631-567-5600 105 Wilbur Place, Bohemia, NY 11716 [email protected] | www.ddc-...
Data Device Corporation
1-800-DDC-5757 | 631-567-5600 105 Wilbur Place, Bohemia, NY 11716
[email protected] | www.ddc-web.com
NHi-15765/66 NHi-15LV765/66 +5v/+3.3v Monolithic 2Mbit-1553/1760 Transceivers
Features Dual Transceiver Totally Independent Channels Single Power Supply Short Circuit Tolerant NHi Proprietary ASIC Superior Noise Filter Description
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 Wave Logic TX_L Shaper Output Driver CT Xfmr.
TXINH_H
TRANSCEIVER
RX_H Logic RX_L RXENA_H Compare Filter & Limiter
Block Diagram (Each Channel)
1
NHi-15765/66 NHi-15LV765/66 +5v/+3.3v Monolithic 2Mbit-1553/1760 Transceivers
ABSOLUTE MAXIMUM RATINGS
Supply Voltage
Power Supply Power Supply Receiver Differential Input Voltage Receiver Differential Input Voltage Peak Transmitter Current Solder Temperature Storage Temperature Lead Temperature Input Zapping Logic Input Current
Symbol
Vdd_+5.0 Vdd_+3.3 Vdd_+5.0 Vdd_+3.3 Ipkmax Tsold Tstor Tlead Vzap Ilgc
Min
-0.3 -0.3
Max
+7.0 +3.9 15 12 1.0 300 +150 +300
Units
Vdc Vdc Vpp Vpp A DegC DegC DegC Vdc uA
Notes
1 1 1 1
-65 2000 -10
3 2
Notes: 1. Vdd referenced to ground. 2. Does not include current through inte...