DRS4485 Datasheet PDF - Aeroflex Circuit Technology
| Part Number | DRS4485 | |
| Description | Dual RS485 Interface Transceiver | |
| Manufacturers | Aeroflex Circuit Technology | |
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Standard Products
Datasheet
DRS4485 Dual RS485 Interface Transceiver
Radiation Tolerant
www.aeroflex.com/RadHard
December 5, 2014
FEATURES
Radiation Performance
- Total dose > 100 krad (Si)
Designed for RS485 and RS422 Interface Applications
Single +5V supply
+5V to -7V Bus common mode range source output
Driver maintains high impedance in three-state or with the power off
Combined Impedance of a driver output and receiver allows up to 32 transceivers on the bus
200 mV typical input hysteresis
Serial data rate 500KHz maximum
Voltage source output
Receiver output Hi for VIN Diff = 0V
< 5ns skew between BUS and BUSN complementary outputs
Monolithic construction
Designed for commercial, industrial and aerospace applications
Plainview is a Class H & K MIL-PRF-38534 manufacturer
Packaging – Hermetic Flat Package
- 18-lead, 0.63"sq x 0.125"Ht
- Weight - 3.50 grams max
Aeroflex Plainview’s Radiation Hardness Assurance Plan is DLA Certified to MIL-PRF-38534, Appendix G.
GENERAL DESCRIPTION
The Aeroflex-Plainview DRS4485 is a monolithic dual bus/line transceiver designed for multi-point data
transmission standard RS485 applications. The DRS4485 meets TIA/EIA -485 requirements. The receiver has a
fail-safe feature which guarantees a high output state when the BUS is open or shorted.
VCC
DI DR
BUS
BUSN
DE
Rx OUT
Rx
Channel 1 or 2
SCD4485 Rev G
GND
Rx EN
FIGURE 1 – SCHEMATIC
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FIGURE 3B – DRS4485 DRIVING 500FT OF BELDEN 3105A, 120Ω CABLE
SCD4485 Rev G 12/5/14
5
Aeroflex Plainview
Preview 5 Page |
Part DetailsOn this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for DRS4485 electronic component. |
| Information | Total 8 Pages | |
| Link URL | [ Copy URL to Clipboard ] | |
| Download | [ DRS4485.PDF Datasheet ] | |
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| Part Number | Description | MFRS |
| DRS4485 | The function is Dual RS485 Interface Transceiver. Aeroflex Circuit Technology | |
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