SN65EPT22 Datasheet, PDF (1/10 Pages) Texas Instruments – 3.3 V Dual LVTTL/LVCMOS to Differential LVPECL Buffer

SN65EPT22
www.ti.com............................................................................................................................................................................................ SLLS926 – DECEMBER 2008
3.3 V Dual LVTTL/LVCMOS to Differential LVPECL Buffer
FEATURES
1
• Dual 3.3V LVTTL to LVPECL Buffer
• Operating Range
– LVPECL V_CC = 3.0 V to 3.6 V With
GND = 0 V
• Support for Clock Frequencies to 2.0 GHz (typ)
• 420 ps Typical Propagation Delay
• Deterministic HIGH Output Value for Open
Input Conditions
• Built-in Temperature Compensation
• Drop in Compatible to MC100ELT23
• PNP Single Ended Inputs for Minimal Loading
PINOUT ASSIGNMENT
APPLICATIONS
• Data and Clock Transmission Over Backplane
• Signaling Level Conversion
DESCRIPTION
The SN65EPT22 is a low power dual LVTTL to
LVPECL translator device. The device includes
circuitry to maintain known logic HIGH level when
inputs are in open condition. The SN65EPT22 is
housed in an industry standard SOIC-8 package and
is also available in TSSOP-8 package option.
Q_{0 1}
Q_{0 2}
LVPECL
Q₁ 3
Q_{1 4}
8 V_CC
LVTTL
7 D₀
6 D₁
5 GND
PIN
D₀, D₁
Q₀, Q₀, Q₁, Q₁
V_CC
GND
Table 1. Pin Description
FUNCTION
LVTTL data inputs
LVPECL outputs
Positive supply
Ground
ORDERING INFORMATION⁽¹⁾
PART NUMBER
SN65EPT22D
SN65EPT22DGK
PART MARKING
SN65EPT22
SN65EPT22
PACKAGE
SOIC
SOIC-TSSOP
(1) Leaded device options not initially available. Contact sales representative for further details.
LEAD FINISH
NiPdAu
NiPdAu
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