PCA9552 Philips Semiconductors, PCA9552 Datasheet - Page 16
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PCA9552
Manufacturer Part Number
PCA9552
Description
16-bit I2C LED driver with programmable blink rates
Manufacturer
Philips Semiconductors
Datasheet
1.PCA9552.pdf
(21 pages)
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Philips Semiconductors
2004 Oct 01
16-bit I
2
C LED driver with programmable blink rates
DEFINITIONS
R
C
R
GENERATOR
L
L
T
PULSE
= Load resistor FOR LEDN. R
= Load capacitance includes jig and probe capacitance
= Termination resistance should be equal to the output
(3 mA or less current).
impedance Z
Figure 21. Test circuitry for switching times
V
I
O
R
of the pulse generators.
T
D.U.T.
V
DD
16
L
FOR SDA AND SCL > 1 k
V
O
R
L
= 500
C
50 pF
L
Open
SW02334
V
DD
PCA9552
Product data sheet