Datasheet
DS34LV87T
www.ti.com
SNLS116D –JULY 2006–REVISED APRIL 2013
DS34LV87T Enhanced CMOS Quad Differential Line Driver
Check for Samples: DS34LV87T
1
FEATURES
DESCRIPTION
The DS34LV87T is a high speed quad differential
• Meets TIA/EIA-422-B (RS-422) and ITU-T V.11
CMOS driver that meets the requirements of both
Recommendation
TIA/EIA-422-B and ITU-T V.11. The CMOS
• Interoperable With Existing 5V RS-422
DS34LV87T features low static I
CC
of 100 μA max
Networks
which makes it ideal for battery powered and power
conscious applications. The TRI-STATE enable, EN,
• Ensured V
OD
of 2V Min Over Operating
allows the device to be disabled when the device is
Conditions
not in use to minimize power. The dual enable
• Balanced Output Crossover for Low EMI
scheme allows for flexibility in turning devices on or
(Typical Within 40 mV of 50% Voltage Level)
off.
• Low Power Design (330 μW @ 3.3V Static)
Protection diodes protect all the driver inputs against
• ESD ≥ 7 kV on Cable I/O Pins (HBM)
electrostatic discharge. The driver and enable inputs
• Industrial Temperature Range
(DI and EN) are compatible with LVTTL and
LVCMOS devices. Differential outputs have the same
• Ensured AC Parameter:
V
OD
(≥2V) ensure as the 5V version. The outputs
– Maximum Driver Skew: 2 ns
have enhanced ESD Protection providing greater
– Maximum Transition Time: 10 ns
than 7 kV tolerance.
• Pin Compatible With DS26C31
• Available in SOIC Packaging
TRUTH TABLE
(1)
Connection Diagram
Enables Input Outputs
EN DI DO+ DO−
L X Z Z
H H H L
H L L H
(1) L = Low logic state
X = Irrelevant
Figure 1. Dual-In-Line Package (Top View)
H = High logic state
See Package Number D0016A Z = TRI-STATE
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PRODUCTION DATA information is current as of publication date.
Copyright © 2006–2013, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.