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GTL2018 Datasheet, PDF (8/14 Pages) NXP Semiconductors – 8-bit LVTTL to GTL transceiver
NXP Semiconductors
GTL2018
8-bit LVTTL to GTL transceiver
input
output
Vref
tPLH
1.5 V
VTT
Vref
tPHL
1/3VTT
VOH
1.5 V
VOL
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PRR ≤ 10 MHz; Zo = 50 Ω; tr ≤ 2.5 ns; tf ≤ 2.5 ns
Fig 4. Propagation delay, Bn to An
12. Test information
PULSE
VI
GENERATOR
VCC
VO
DUT
RT
Fig 5. Load circuitry for switching times
CL
50 pF
RL
500 Ω
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VTT
PULSE
VI
GENERATOR
VCC
VO
DUT
25 Ω
RT
CL
30 pF
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Fig 6.
RL = load resistor.
CL = load capacitance; includes jib and probe capacitance.
RT = termination resistance; should be equal to Zo of pulse generators.
Load circuit for B outputs
GTL2018_1
Product data sheet
Rev. 01 — 15 February 2007
© NXP B.V. 2007. All rights reserved.
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