PCA9554U,029 NXP Semiconductors, PCA9554U,029 Datasheet - Page 14

• Manufacturer Part Number: PCA9554U,029
• Description: I2C Interface IC PCA9554U/UNCASED/PUT
• Manufacturer: NXP Semiconductors

Specifications of PCA9554U,029

• Factory Pack Quantity: 7000

NXP Semiconductors
Table 10.
V
[1]
[2]
[3]
10. Dynamic characteristics
Table 11.
[1]
[2]
[3]
PCA9554_9554A
Product data sheet
Symbol
Select inputs A0, A1, A2
V
V
I
Symbol
f
t
t
t
t
t
t
t
t
t
t
t
t
t
Port timing
t
t
t
Interrupt timing
t
t
LI
SCL
BUF
HD;STA
SU;STA
SU;STO
HD;DAT
VD;ACK
VD;DAT
SU;DAT
LOW
HIGH
r
f
SP
v(Q)
su(D)
h(D)
v(INT_N)
rst(INT_N)
DD
IL
IH
= 2.3 V to 5.5 V; V
V
Each I/O must be externally limited to a maximum of 25 mA and the device must be limited to a maximum current of 100 mA.
The total current sourced by all I/Os must be limited to 85 mA.
t
t
C
VD;ACK
VD;DAT
DD
b
= total capacitance of one bus line in pF.
must be lowered to 0.2 V for at least 5 s in order to reset part.
= minimum time for SDA data output to be valid following SCL LOW.
= time for Acknowledgement signal from SCL LOW to SDA (out) LOW.
Parameter
LOW-level input voltage
HIGH-level input voltage
input leakage current
Static characteristics
Dynamic characteristics
Parameter
SCL clock frequency
bus free time between a STOP and
START condition
hold time (repeated) START condition
set-up time for a repeated START
condition
set-up time for STOP condition
data hold time
data valid acknowledge time
data valid time
data set-up time
LOW period of the SCL clock
HIGH period of the SCL clock
rise time of both SDA and SCL signals
fall time of both SDA and SCL signals
pulse width of spikes that must be
suppressed by the input filter
data output valid time
data input set-up time
data input hold time
valid time on pin INT
reset time on pin INT
SS
= 0 V; T
amb
…continued
=

Conditions
40
All information provided in this document is subject to legal disclaimers.

C to +85
Rev. 9 — 19 March 2013

Conditions
C; unless otherwise specified.
8-bit I
[1]
[2]
PCA9554; PCA9554A
Standard-mode
2
Min
300
250
100
C-bus and SMBus I/O port with interrupt
4.7
4.0
4.7
4.0
0.3
4.7
4.0
0
0
1
-
-
-
-
-
-
I
2
C-bus
Min
0.5
2.0
1
1000
Max
3.45
100
300
200
50
4
4
-
-
-
-
-
-
-
-
-
-
-
20 + 0.1C
20 + 0.1C
Fast-mode I
Typ
-
-
-
Min
100
100
1.3
0.6
0.6
0.6
0.1
1.3
0.6
50
0
0
1
-
-
-
-
b
b
© NXP B.V. 2013. All rights reserved.
[3]
[3]
Max
0.8
5.5
1
2
C-bus
Max
400
300
300
200
0.9
50
4
4
-
-
-
-
-
-
-
-
-
-
-
14 of 35
Unit
V
V
A
ns
ns
ns
Unit
kHz
s
s
s
s
s
s
ns
s
s
ns
ns
ns
s
s
s