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| 74ABT162244_15 Datasheet, PDF (9/15 Pages) NXP Semiconductors – 16-bit buffer/line driver with 30 series termination resistors; 3-state | |||
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NXP Semiconductors
12. Test information
74ABT162244
16-bit buffer/line driver with 30 ï series termination resistors; 3-state
VI
negative
pulse
0V
VI
positive
pulse
0V
90 %
10 %
VM
10 %
tf
tr
90 %
VM
VM = 1.5 V
a. Input pulse definition
tW
90 %
VM
10 %
tr
tf
90 %
VM
10 %
tW
001aai298
PULSE
VI
GENERATOR
VCC
VO
DUT
RT
VEXT
RL
CL RL
001aac764
Test data is given in Table 8.
Definitions test circuit:
RL = Load resistance.
CL = Load capacitance including jig and probe capacitance.
RT = Termination resistance should be equal to output impedance Zo of the pulse generator.
b. Test circuit for 3-state outputs
Fig 7. Load circuitry for switching times
Table 8.
Input
VI
3.0 V
Test data
fi
1 MHz
tW
500 ns
tr, tf
2.5 ns
Load
CL
50 pF
RL
500 ï
VEXT
tPHZ, tPZH
open
tPLZ, tPZL
7.0 V
tPLH, tPHL
open
74ABT162244
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 6 â 3 November 2011
© NXP B.V. 2011. All rights reserved.
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