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| SN65ELT22_2 Datasheet, PDF (1/12 Pages) Texas Instruments – 5-V Dual TTL-to-Differential PECL Translator | |||
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SN65ELT22
www.ti.com............................................................................................................................................................................................ SLLS924 â DECEMBER 2008
5-V Dual TTL-to-Differential PECL Translator
FEATURES
1
⢠1.1-ns (max) Propagation Delay
⢠Operating Range: VCC = 4.2V to 5.7V with
GND = 0 V
⢠< 50-ps (typ) Output-to-Output Skew
⢠Built-In Temperature Compensation
⢠Drop-In Compatible to the MC10ELT22,
MC100ELT22
APPLICATIONS
⢠Data and Clock Transmission Over Backplane
⢠Signaling Level Conversion for Clock or Data
PIN ASSIGNMENT
D or DGK PACKAGE
(TOP VIEW)
Q0 1
8 VCC
Q0 2
7 D0
Q1 3
6 D1
DESCRIPTION
Q1 4
5
The SN65ELT22 is a dual TTL-to-differential PECL
translator. It operates on +5-V supply and ground
only. The output is undetermined when the inputs are
left floating. The low output skew makes the device
Table 1. Pin Descriptions
an ideal solution for clock or data signal translation.
PIN
FUNCTION
The SN65ELT22 is housed in an industry standard
SOIC-8 package and is also available in an optional
TSSOP-8 package.
D0, D1
Q0, Q0, Q1, Q1
VCC
TTL inputs
PECL outputs
Positive supply
GND
Ground
ORDERING INFORMATION(1)
GND
PART NUMBER
SN65ELT22D
SN65ELT22DGK
PART MARKING
SN65ELT22
SN65ELT22
PACKAGE
SOIC
SOIC-TSSOP
LEAD FINISH
NiPdAu
NiPdAu
(1) Leaded device options are not initially available; contact a sales representative for further details
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
Copyright © 2008, Texas Instruments Incorporated
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