PCA9538ABSHP NXP Semiconductors, PCA9538ABSHP Datasheet - Page 22

• Manufacturer Part Number: PCA9538ABSHP
• Description: Interface - I/O Expanders 8bit I2C IO Port
• Manufacturer: NXP Semiconductors

Specifications of PCA9538ABSHP

• Maximum Operating Frequency: 100 kHz
• Operating Supply Voltage: 1.65 V to 5.5 V
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Package / Case: HVQFN-16
• Operating Current: 160 mA
• Output Current: 25 mA
• Power Dissipation: 200 mW
• Product Type: I/O Expanders

NXP Semiconductors
13. Dynamic characteristics
Table 15.
Over recommended operating free air temperature range, unless otherwise specified. See
Table 16.
Over recommended operating free air temperature range, unless otherwise specified. See
[1]
PCA9538A
Product data sheet
Symbol
f
t
t
t
t
t
t
t
t
t
t
t
t
t
Symbol
t
t
t
SCL
HIGH
LOW
SP
SU;DAT
HD;DAT
r
f
BUF
SU;STA
HD;STA
SU;STO
VD;DAT
VD;ACK
w(rst)
rec(rst)
rst
Minimum time for SDA to become HIGH or minimum time to wait before doing a START.
Parameter
SCL clock frequency
HIGH period of the SCL clock
LOW period of the SCL clock
pulse width of spikes that must
be suppressed by the input filter
data set-up time
data hold time
rise time of both SDA and SCL signals
fall time of both SDA and SCL signals
bus free time between a STOP and
START condition
set-up time for a repeated START
condition
hold time (repeated) START condition
set-up time for STOP condition
data valid time
data valid acknowledge time
Parameter
reset pulse width
reset recovery time
reset time
I
Reset timing requirements
2
C-bus interface timing requirements
All information provided in this document is subject to legal disclaimers.
Rev. 1 — 28 September 2012
Conditions
SCL LOW to
SDA output valid
ACK signal
from SCL LOW
to SDA (out) LOW
Conditions
Low-voltage 8-bit I
[1]
2
Standard-mode
C-bus I/O port with interrupt and reset
Standard-mode
Min
250
4.7
4.7
4.7
Min
200
600
30
0
4
0
0
4
4
-
-
-
-
I
2
I
2
C-bus
C-bus
1000
Max
3.45
3.45
100
300
50
Figure
Figure
Max
-
-
-
-
-
-
-
-
-
-
-
(V
26.
29.
PCA9538A
DD
Min
200
600
20 
Fast-mode
Min
100
30
0.6
1.3
1.3
0.6
0.6
0.6
20
Fast-mode
/ 5.5 V)
0
0
0
-
-
I
2
© NXP B.V. 2012. All rights reserved.
I
2
C-bus
C-bus
Max
Max
400
300
300
-
-
-
0.9
0.9
50
-
-
-
-
-
-
-
-
22 of 37
ns
Unit
ns
ns
Unit
kHz
s
s
ns
ns
ns
ns
ns
s
s
s
s
s
s