PCA9502BS,128 NXP Semiconductors, PCA9502BS,128 Datasheet - Page 16
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PCA9502BS,128
Manufacturer Part Number
PCA9502BS,128
Description
IC I/O EXPANDER I2C/SPI 24HVQFN
Manufacturer
NXP Semiconductors
Datasheet
1.PCA9502BS157.pdf
(25 pages)
Specifications of PCA9502BS,128
Package / Case
24-VQFN Exposed Pad, 24-HVQFN, 24-SQFN, 24-DHVQFN
Interface
I²C, SPI
Number Of I /o
8
Interrupt Output
No
Frequency - Clock
400kHz
Voltage - Supply
2.3 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Logic Family
PCA9502
Number Of Lines (input / Output)
8.0 / 8.0
Operating Supply Voltage
2.5 V to 3.3 V
Power Dissipation
300 mW
Operating Temperature Range
- 40 C to + 85 C
Input Voltage
5.5 V
Logic Type
I/O Expander
Maximum Clock Frequency
400 KHz
Mounting Style
SMD/SMT
Number Of Input Lines
8.0
Number Of Output Lines
8.0
Output Current
10 mA
Output Voltage
5.5 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
935281363128
PCA9502BS-F
PCA9502BS-F
PCA9502BS-F
PCA9502BS-F
NXP Semiconductors
PCA9502_3
Product data sheet
Fig 13. I
Fig 14. Write to output
Fig 15. GPIO pin interrupt
GPIOn
SDA
IRQ
Rise and fall times refer to V
2
C-bus timing diagram
protocol
SDA
GPIOn
SCL
SDA
SLAVE ADDRESS
t
SU;STA
t
BUF
condition
START
(S)
t
HD;STA
SLAVE ADDRESS
IL
and V
W
t
LOW
A
t
r
IH
.
MSB
bit 7
(A7)
A
IOSTATE REG.
t
HIGH
Rev. 03 — 13 October 2006
ACK from slave
W
t
SU;DAT
t
f
A
1
/f
bit 6
(A6)
SCL
A
IOSTATE REG.
t
A
HD;DAT
t
d4
S
SLAVE ADDRESS
(R/W)
bit 0
LSB
8-bit I/O expander with I
t
A
VD;DAT
acknowledge
ACK from slave
t
SP
(A)
DATA
R
t
VD;ACK
A
t
d1
condition
STOP
(P)
A
t
SU;STO
ACK from master
t
DATA
d5
002aab255
002aab489
2
C-bus/SPI interface
PCA9502
© NXP B.V. 2006. All rights reserved.
A
002aab877
P
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