MAX3093E, MAX3094E

±15kV ESD-Protected, 10Mbps, 3V/5V, Low-Power Quad RS-422/RS-485 Receivers

Low-Power, ESD-Protected, Pin-Compatible Upgrade to 34C86

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Status Explanations for product status codes

Active: In Production.

Description

The MAX3093E/MAX3094E are rugged, low-power, quad, RS-422/RS-485 receivers featuring electrostatic discharge (ESD) protection for use in harsh environments. All receiver inputs are protected to ±15kV using IEC 1000-4-2 Air-Gap Discharge, ±8kV using IEC 1000-4-2 Contact Discharge, and ±15kV using the Human Body Model. The MAX3093E operates from a +5V supply, while the MAX3094E operates from a +3.3V supply. Receiver propagation delays are guaranteed to within ±8ns of a predetermined value, thereby ensuring device-to-device matching across production lots.

The devices feature a 1nA low-power shutdown mode in which the receiver outputs are high impedance. When active, these receivers have a fail-safe feature that guarantees a logic-high output if the input is open circuit. They also have a quarter-unit-load input impedance that allows 128 receivers on a bus.

The MAX3093E/MAX3094E are pin-compatible, low-power upgrades to the industry-standard '34C86. They are available in space-saving TSSOP, narrow SO, and PDIP packages.
 

Data Sheet

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Key Features

  • ESD Protection
    • ±15kV—IEC 1000-4-2 Air-Gap Discharge
    • ±8kV—IEC 1000-4-2 Contact Discharge
    • ±15kV—Human Body Model
  • Guaranteed Propagation-Delay Tolerance Between All ICs
    • ±8ns (MAX3093E)
    • ±10ns (MAX3094E)
  • Single +3V Operation (MAX3094E)
  • Single +5V Operation (MAX3093E)
  • 16-Pin TSSOP
  • 10Mbps Data Rate
  • Allow up to 128 Receivers on the Bus
  • 1nA Low-Power Shutdown Mode
  • 2.4mA Operating Supply Current
  • Pin-Compatible Upgrades to '34C86
 

Applications/Uses

  • Level Translators
  • Receivers for ESD-Sensitive Applications
  • Rugged RS-422/RS-485/RS-423 Bus Receiver
  • Telecommunications Equipment
   

Key Specifications:

RS-422/485 Line Driver/Receivers
Part Number Tx/Rx VSUPPLY
(V)
ICC
(mA)
Data Rate
(kbps)
ESD Protect.
(±kV)
Tx EN Rx EN ICC (Shutdn.)
(µA)
Rx/Tx on Bus Package/Pins Budgetary Price
typ min typ See Notes
MAX3093E  4Rx 5 2.4 10000 15 No Yes 0.001 128
PDIP(N)/16
SOIC(N)/16
TSSOP/16
$1.34 @1k
MAX3094E  3.3
PDIP(N)/16
SOIC(N)/16
TSSOP/16
$1.34 @1k
See All RS-422/485 Line Driver/Receivers (165)
Pricing Notes:
This pricing is BUDGETARY, for comparing similar parts. Prices are in U.S. dollars and subject to change. Quantity pricing may vary substantially and international prices may differ due to local duties, taxes, fees, and exchange rates. For volume-specific prices and delivery, please see the price and availability page or contact an authorized distributor.


Diagram

MAX3093E, MAX3094E: Functional Diagram
Functional Diagram

More Information

New Product Press Release 2000-07-27 ]

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Information Index

Document Ref.: 19-1779 Rev 2; 2002-11-08
This page last modified: 2009-10-26




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