Datasheet

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TYPICAL OPERATING CHARACTERISTICS
0
5
10
15
20
25
30
35
40
45
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7
0
5
10
15
20
25
30
35
40
45
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7
0
100
200
300
400
500
600
−50 −25 0 25 50 75 100 125
0
5
10
15
20
25
30
35
0.0 0.1 0.2 0.3 0.4 0.5 0.6
0
5
10
15
20
25
0.0 0.1 0.2 0.3 0.4 0.5 0.6
I/O Sink Current
vs Output Low Voltage
V
CC
= 3.3 V
T
A
= 25_C
T
A
= 85_C
T
A
= −40_C
V
OL
(V)
0
2
4
6
8
10
12
14
16
18
20
0.0 0.1 0.2 0.3 0.4 0.5 0.6
0
10
20
30
40
50
60
70
80
90
100
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
0
10
20
30
40
50
60
70
80
90
−50 −25 0 25 50 75 100 125
0
20
40
60
80
100
120
−50 −25 0 25 50 75 100 125
Supply Current
vs Temperature
Temperature (5C)
Supply Current (mA)
f
SCL
= 400 kHz
All I/Os unloaded
Temperature (5C)
Supply Current (mA)
Supply Current
vs Supply Voltage
Supply Current (mA)
I/O Sink Current
vs Output Low Voltage
I/O Sink Current
vs Output Low Voltage
Temperature (5C)
I/O Source Current
vs Output High Voltage
I/O Source Current
vs Output High Voltage
V
CC
= 5 V
V
CC
= 3.3 V
V
CC
= 2.5 V
V
CC
= 2.5 V
SCL = V
CC
All I/Os unloaded
f
SCL
= 400 kHz
All I/Os unloaded
V
CC
= 2.5 V V
CC
= 5 V
T
A
= −40_C
T
A
= 25_C
V
CC
= 3.3 V
T
A
= −40_C
T
A
= 85_C
T
A
= −40_C
T
A
= 25_C
T
A
= 85_C
T
A
= −40_C
T
A
= 25_C
T
A
= 85_C
T
A
= 25_C
T
A
= 85_C
V
CC
= 5 V, I
SINK
= 10 mA
V
CC
= 2.5 V, I
SINK
= 10 mA
V
CC
= 5 V,
I
SINK
= 1 mA
V
CC
= 2.5 V,
I
SINK
= 1 mA
V
CC
− V
OH
(V)
V
CC
− V
OH
(V)
V
OL
(V)
I
SOURCE
(mA)
I
SOURCE
(mA)
V
OL
(mV)
I
SINK
(mA)
I
SINK
(mA)
Standby Supply Current
vs Temperature
I/O Output Low Voltage
vs Temperature
V
CC
= 5 V
V
CC
= 3.3 V
V
CC
= 2.5 V
Supply Voltage (V)
Vol (V)
I
SINK
(mA)
PCF8575
REMOTE 16-BIT I
2
C AND SMBus I/O EXPANDER
WITH INTERRUPT OUTPUT
SCPS121D – JANUARY 2005 – REVISED APRIL 2007
T
A
= 25 ° C (unless otherwise noted)
11
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