Datasheet
ELECTRICAL CHARACTERISTICS
PCA9536
SCPS125F – APRIL 2006 – REVISED AUGUST 2008 .......................................................................................................................................................
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over recommended operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS V
CC
MIN TYP
(1)
MAX UNIT
V
IK
Input diode clamp voltage I
I
= – 18 mA 2.3 V to 5.5 V – 1.2 V
V
POR
Power-on reset voltage V
I
= V
CC
or GND, I
O
= 0 V
POR
1.5 1.65 V
2.3 V 1.8
3 V 2.6
I
OH
= – 8 mA
4.5 V 4.1
4.75 V 4.1
P-port high-level
V
OH
V
output voltage
(2)
2.3 V 1.7
3 V 2.5
I
OH
= – 10 mA
4.5 V 4
4.75 V 4
SDA V
OL
= 0.4 V 2.3 V to 5.5 V 3 10
2.3 V 8 10
3 V 8 14
V
OL
= 0.5 V
4.5 V 8 17
I
OL
4.75 V 8 32 mA
P-port
(3)
2.3 V 10 13
3 V 10 19
V
OL
= 0.7 V
4.5 V 10 24
4.75 V 10 44
I
I
SCL, SDA V
I
= V
CC
or GND 2.3 V to 5.5 V ± 1 µ A
I
IH
P-port V
I
= V
CC
2.3 V to 5.5 V 1 µ A
I
IL
P-port V
I
= GND 2.3 V to 5.5 V – 100 µ A
5.5 V 73 150
V
I
= V
CC
, I
O
= 0,
3.6 V 9 50
I/O = inputs, f
scl
= 400 kHz
2.7 V 7 30
Operating mode
5.5 V 14 25
V
I
= V
CC
, I
O
= 0,
3.6 V 9 20
I/O = inputs, f
scl
= 100 kHz
2.7 V 6 15
I
CC
µ A
5.5 V 225 350
V
I
= GND, I
O
= 0,
3.6 V 175 250
I/O = inputs, f
scl
= 0 kHz
2.7 V 125 200
Standby mode
5.5 V 0.25 1
V
I
= V
CC
, I
O
= 0,
3.6 V 0.2 0.9
I/O = inputs, f
scl
= 0 kHz
2.7 V 0.1 0.8
One input at V
CC
– 0.6 V,
2.3 V to 5.5 V 0.35
Other inputs at V
CC
or GND
Additional current in
Δ I
CC
mA
standby mode
Every LED I/O at V
I
= 4.3 V,
5.5 V 0.4
f
scl
= 0 kHz
C
i
SCL V
I
= V
CC
or GND 2.3 V to 5.5 V 4 5 pF
SDA 5 6.5
C
io
V
IO
= V
CC
or GND 2.3 V to 5.5 V pF
P-port 7.5 9.5
(1) All typical values are at nominal supply voltage (2.5-V, 3.3-V, or 5-V V
CC
) and T
A
= 25 ° C.
(2) The total current sourced by all I/Os must be limited to 85 mA.
(3) Each I/O must be limited externally to a maximum of 25 mA, and the P-port (P3 – P0) must be limited to a maximum current of 100 mA.
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