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 14 of 25
NXP Semiconductors
PCA9509A
Low power level translating I
2
C-bus/SMBus repeater
T
amb
=27C; V
CC(A)
=1.1V T
amb
=27C; V
CC(A)
=1.1V
Fig 18. Typical port B to port A propagation delay
versus port B supply voltage
Fig 19. Typical port A to port B propagation delay
versus port B supply voltage
T
amb
=27C; V
CC(A)
=1.1V T
amb
=27C; V
CC(A)
=1.1V
(1) Slew rate of falling signal, port B
(2) Slew rate of rising signal, port B
(3) Slew rate of falling signal, port A
(4) Slew rate of rising signal, port A
Fig 20. Typical port A to port B LOW to HIGH
propagation delay versus port B supply
voltage
Fig 21. Typical slew rate versus port B supply voltage
120
160
180
time
(ns)
V
CC(B)
(V)
1.7 5.52.3
002aag151
4.53.3
140
t
PHL
t
PLH
90
130
150
time
(ns)
V
CC(B)
(V)
1.7 5.5
002aag152
110
t
PHL
t
PLH2
2.3 4.53.3
−180
−140
−120
t
PLH
(ns)
V
CC(B)
(V)
1.7 5.5
002aag153
−160
2.3 4.53.3
0
0.06
0.08
SR
(V/ns)
V
CC(B)
(V)
1.7 5.5
002aag154
2.3 4.53.3
(1)
(4)
0.04
0.02
(3)
(2)