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 12 of 25
NXP Semiconductors
PCA9509A
Low power level translating I
2
C-bus/SMBus repeater
10.2 Performance curves
V
CC(A)
= 1.1 V; V
CC(B)
=3.3V V
CC(A)
= 1.1 V; V
CC(B)
=3.3V
Fig 10. Typical port B to port A propagation delay
versus ambient temperature
Fig 11. Typical port A to port B port propagation delay
versus ambient temperature
V
CC(A)
= 1.1 V; V
CC(B)
=3.3V V
CC(A)
= 1.1 V; V
CC(B)
=3.3V
(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 12. Typical port A to port B LOW to HIGH
propagation delay versus ambient temperature
Fig 13. Typical slew rate versus ambient temperature
180
time
(ns)
140
T
amb
(°C)
−50 125
002aag143
1007550250−25
150
160
170
t
PHL
t
PLH
160
time
(ns)
80
T
amb
(°C)
−50 125
002aag144
1007550250−25
100
120
140
t
PHL
t
PLH2
−130
t
PLH
(ns)
−170
T
amb
(°C)
−50 125
002aag145
1007550250−25
−160
−150
−140
0.02
0.04
0.06
SR
(V/ns)
0
T
amb
(°C)
−50 125
002aag146
1007550250−25
(1)
(2)
(3)
(4)