
NXP Semiconductors
PCA9551
8-bit I 2 C-bus LED driver with programmable blink rates
20 %
(1)
002aac191
20 %
(1)
002aac192
percent
variation
percent
variation
0%
? 20 %
(2)
0%
? 20 %
(2)
(3)
(3)
? 40 %
? 40
? 20
0
20
40
60
80 100
T amb ( ° C)
? 40 %
? 40
? 20
0
20
40
60
80 100
T amb ( ° C)
(1) maximum
(2) average
(3) minimum
Fig 17. Typical frequency variation over process at
V DD = 2.3 V to 3.0 V
PCA9551_8
(1) maximum
(2) average
(3) minimum
Fig 18. Typical frequency variation over process at
V DD = 3.0 V to 5.5 V
? NXP B.V. 2008. All rights reserved.
Product data sheet
Rev. 08 — 31 July 2008
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