Datasheet

PCA9500_4 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 04 — 15 April 2009 24 of 26
NXP Semiconductors
PCA9500
8-bit I
2
C-bus and SMBus I/O port with 2-kbit EEPROM
16. Revision history
Table 11. Revision history
Document ID Release date Data sheet status Change notice Supersedes
PCA9500_4 20090415 Product data sheet - PCA9500_3
Modifications:
• The format of this data sheet has been redesigned to comply with the new identity
guidelines of NXP Semiconductors.
• Legal texts have been adapted to the new company name where appropriate.
• Table 3 “Pin description”:
– added
Table note [1] and its reference at HVQFN16 pin 6
– changed naming convention for pins I/On to “IOn”
• Figure 7 “I/O Write mode (output)”: changed symbol “t
pv
” to “t
v(Q)
”
• Figure 8 “I/O Read mode (input)”:
– changed symbol “t
ph
” to “t
h(D)
”
– changed symbol “t
ps
” to “t
su(D)
”
• Table 4 “Limiting values”:
– changed symbol “V
CC
” to “V
DD
”
– changed parameter for I
SS
from “supply current” to “ground supply current”
– changed symbol “P
O
” to “P/out”
– changed parameter for T
amb
from “operating temperature” to “ambient temperature”;
placed “operating” in Conditions column
• Table 5 “Static characteristics”:
– added reference to
Table note [1] at I
OL
in sub-section “I/O expander port”
• Table 6 “Dynamic characteristics”:
– sub-section “I
2
C-bus timing”: changed symbol/parameter from “t
SW
, tolerable spike
width on bus” to “t
SP
, pulse width of spikes that must be suppressed by the input filter”
– sub-section “Port timing”: changed symbol “t
pv
” to “t
v(Q)
”
– sub-section “Port timing”: changed symbol “t
ps
” to “t
su(D)
”
– sub-section “Port timing”: changed symbol “t
ph
” to “t
h(D)
”
– sub-section “Power-up timing”: changed symbol “t
PUR
” to “t
pu(R)
”
– sub-section “Power-up timing”: changed symbol “t
PUW
” to “t
pu(W)
”
– sub-section “Write cycle limits”: changed symbol “t
WR
” to “T
cy(W)
”
• Figure 23 “Write cycle timing”: changed symbol “t
WR
” to “T
cy(W)
”
• added Section 15 “Abbreviations”
• updated soldering information
PCA9500_3
(9397 750 14134)
20040930 Product data sheet - PCA9500_2
PCA9500_2 20030627 Product data 853-2369 30018
of 2003 Jun 11
PCA9500_1
PCA9500_1 20020927 Product data 853-2369 28875
of 2002 Sep 27
-