Datasheet
PCAL9535A All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2015. All rights reserved.
Product data sheet Rev. 2 — 23 January 2015 27 of 46
NXP Semiconductors
PCAL9535A
Low-voltage 16-bit I
2
C-bus I/O port with interrupt and Agile I/O
[1] For I
DD
, all typical values are at nominal supply voltage (1.8 V, 2.5 V, 3.3 V, 3.6 V or 5 V V
DD
) and T
amb
=25C. Except for I
DD
, the
typical values are at V
DD
= 3.3 V and T
amb
=25C.
[2] The total current sourced by all I/Os must be limited to 160 mA.
[3] Typical value for T
amb
=25C. V
OL
= 0.4 V and V
DD
= 3.3 V. Typical value for V
DD
<2.5V, V
OL
=0.6V.
[4] Internal pull-up/pull-down resistors disabled.
I
DD
supply current SDA, P port, A0, A1, A2;
V
I
on SDA = V
DD
or V
SS
;
V
I
on P port and A0, A1, A2 = V
DD
;
I
O
=0mA;I/O=inputs; f
SCL
= 400 kHz
V
DD
= 3.6 V to 5.5 V - 10 25 A
V
DD
= 2.3 V to 3.6 V - 6.5 15 A
V
DD
= 1.65 V to 2.3 V - 4 9 A
SCL, SDA, P port, A0, A1, A2;
V
I
on SCL, SDA = V
DD
or V
SS
;
V
I
on P port and A0, A1, A2 = V
DD
;
I
O
=0mA;I/O=inputs; f
SCL
= 0 kHz
V
DD
= 3.6 V to 5.5 V - 1.5 7 A
V
DD
= 2.3 V to 3.6 V - 1 3.2 A
V
DD
= 1.65 V to 2.3 V - 0.5 1.7 A
Active mode; P port, A0, A1, A2;
V
I
on RESET =V
DD
;
V
I
on P port and A0, A1, A2 = V
DD
;
I
O
=0mA;I/O=inputs; f
SCL
= 400 kHz,
continuous register read
V
DD
= 3.6 V to 5.5 V - 60 125 A
V
DD
= 2.3 V to 3.6 V - 40 75 A
V
DD
= 1.65 V to 2.3 V - 20 45 A
with pull-ups enabled; P port, A0, A1, A2;
V
I
on SCL, SDA and RESET =V
DD
or V
SS
;
V
I
on P port = V
SS
;
V
I
on A0, A1, A2 = V
DD
or V
SS
;
I
O
= 0 mA; I/O = inputs with pull-up enabled;
f
SCL
=0kHz
V
DD
= 1.65 V to 5.5 V - 1.1 1.5 mA
I
DD
additional quiescent
supply current
[4]
SCL, SDA; one input at V
DD
0.6 V,
other inputs at V
DD
or V
SS
;
V
DD
=1.65Vto5.5V
--25A
P port, A0, A1, A2; one input at V
DD
0.6 V,
other inputs at V
DD
or V
SS
;
V
DD
=1.65Vto5.5V
--80A
C
i
input capacitance V
I
=V
DD
or V
SS
; V
DD
=1.65Vto5.5V - 6 7 pF
C
io
input/output capacitance V
I/O
=V
DD
or V
SS
; V
DD
=1.65Vto5.5V - 7 8 pF
V
I/O
=V
DD
or V
SS
; V
DD
=1.65Vto5.5V - 7.5 8.5 pF
R
pu(int)
internal pull-up resistance input/output 50 100 150 k
R
pd(int)
internal pull-down resistance input/output 50 100 150 k
Table 32. Static characteristics
…continued
T
amb
=
40
C to +85
C; V
DD
= 1.65 V to 5.5 V; unless otherwise specified.
Symbol Parameter Conditions Min Typ
[1]
Max Unit