NXP Semiconductors
PCA9634
8-bit Fm+ I 2 C-bus LED driver
12. Static characteristics
Table 17. Static characteristics
V DD = 2.3 V to 5.5 V; V SS = 0 V; T amb = ? 40 ° C to +85 ° C; unless otherwise speci?ed.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Supply
V DD
supply voltage
2.3
-
5.5
V
I DD
supply current
Operating mode; V DD = 2.3 V;
-
2.5
10
mA
no load; f SCL = 1 MHz
Operating mode; V DD = 3.3 V;
-
2.5
10
mA
no load; f SCL = 1 MHz
Operating mode; V DD = 5.5 V;
-
2.5
10
mA
no load; f SCL = 1 MHz
I stb
standby current
V DD = 2.3 V; no load; f SCL = 0 Hz;
-
2.3
11
μ A
I/O = inputs; V I = V DD
V DD = 3.3 V; no load; f SCL = 0 Hz;
-
2.9
12
μ A
I/O = inputs; V I = V DD
V DD = 5.5 V; no load; f SCL = 0 Hz;
-
3.8
15.5
μ A
I/O = inputs; V I = V DD
V POR
power-on reset voltage
no load; V I = V DD or V SS
[1]
-
1.5
2.0
V
Input SCL; input/output SDA
V IL
LOW-level input voltage
? 0.5
-
+0.3V DD V
V IH
HIGH-level input voltage
0.7V DD
-
5.5
V
I OL
I L
C i
LOW-level output current
leakage current
input capacitance
V OL = 0.4 V; V DD = 2.3 V
V OL = 0.4 V; V DD = 5.0 V
V I = V DD or V SS
V I = V SS
20
30
? 1
-
-
-
-
6
-
-
+1
10
mA
mA
μ A
pF
LED driver outputs
I OL
I OL(tot)
I OH
V OH
LOW-level output current
total LOW-level output current
HIGH-level output current
HIGH-level output voltage
V OL = 0.5 V; V DD = 2.3 V
V OL = 0.5 V; V DD = 3.0 V
V OL = 0.5 V; V DD = 4.5 V
V OL = 0.5 V; V DD = 4.5 V
open-drain; V OH = V DD
I OH = ? 10 mA; V DD = 2.3 V
[2]
[2]
[2]
[2]
12
17
25
-
? 50
1.6
-
-
-
-
-
-
-
-
-
200
+50
-
mA
mA
mA
mA
μ A
V
I OH = ? 10 mA; V DD = 3.0 V
I OH = ? 10 mA; V DD = 4.5 V
2.3
4.0
-
-
-
-
V
V
C o
output capacitance
-
2.5
5
pF
OE input
V IL
V IH
I LI
C i
LOW-level input voltage
HIGH-level input voltage
input leakage current
input capacitance
? 0.5
2
? 1
-
-
-
-
3.7
+0.8
5.5
+1
5
V
V
μ A
pF
PCA9634_6
? NXP B.V. 2008. All rights reserved.
Product data sheet
Rev. 06 — 12 September 2008
26 of 38
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