Datasheet

PCA9509A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 2 — 17 July 2013 15 of 25
NXP Semiconductors
PCA9509A
Low power level translating I
2
C-bus/SMBus repeater
11. Test information
R
L
= load resistor; 1.35 k on port B
C
L
= load capacitance includes jig and probe capacitance; 50 pF
R
T
= termination resistance should be equal to Z
o
of pulse generators
Fig 22. Test circuit for open-drain outputs A to B
R
L
= load resistor; 1.35 k on port B
C
L
= load capacitance includes jig and probe capacitance; 50 pF
R
T
= termination resistance should be equal to Z
o
of pulse generators
Fig 23. Test circuit for open-drain outputs B to A
OPEN-DRAIN
BUFFER
V
O
C
L
R
L
002aag141
R
T
V
I
V
CC(B)
V
CC(B)
DUT
V
CC(A)
BA
PULSE
GENERATOR
OPEN-DRAIN
BUFFER
V
O
C
L
R
L
002aag142
R
T
V
I
V
CC(A)
V
CC(B)
DUT
V
CC(B)
AB
PULSE
GENERATOR