Datasheet

PCA9510A_4 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 04 — 18 August 2009 22 of 24
NXP Semiconductors
PCA9510A
Hot swappable I
2
C-bus and SMBus bus buffer
16. Revision history
Table 9. Revision history
Document ID Release date Data sheet status Change notice Supersedes
PCA9510A_4 20090818 Product data sheet - PCA9510A_3
Modifications:
• Section 8.7 “Resistor pull-up value selection”, 2
nd
paragraph, 1
st
sentence changed from
“... always choose R
PU
≤ 16 kΩ for V
CC
= 5.5 V maximum, R
PU
≤ 24 kΩ for V
CC
= 3.6 V
maximum.” to “always choose R
PU
≤ 65.7 kΩ for V
CC
= 5.5 V maximum, R
PU
≤ 45 kΩ for
V
CC
= 3.6 V maximum.”
• Updated Figure 5 “Bus requirements for 3.3 V systems”:
– changed from “rise time < 20 ns” to “rise time = 20 ns”
– changed from “rise time > 300 ns” to “rise time = 300 ns”
– changed from “rise time > 1000 ns” to “rise time = 1000 ns”
• Updated Figure 6 “Bus requirements for 5 V systems”:
– changed from “rise time < 20 ns” to “rise time = 20 ns”
– changed from “rise time > 300 ns” to “rise time = 300 ns”
– changed from “rise time > 1000 ns” to “rise time = 1000 ns”
PCA9510A_3 20090721 Product data sheet - PCA9510A_2
PCA9510A_2 20080520 Product data sheet - PCA9510A_1
PCA9510A_1 20050908 Product data sheet - -