PCA9502BS,151 NXP Semiconductors, PCA9502BS,151 Datasheet - Page 16

• Manufacturer Part Number: PCA9502BS,151
• Description: IC I/O EXPANDER I2C/SPI 24HVQFN
• Manufacturer: NXP Semiconductors

Specifications of PCA9502BS,151

• 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: PCA
• Number Of Lines (input / Output): 14 / 11
• Operating Supply Voltage: 3.3 V / 2.5 V
• Power Dissipation: 300 mW
• Operating Temperature Range: - 40 C to + 85 C
• Logic Type: I/O Expander
• Mounting Style: SMD/SMT
• Number Of Input Lines: 14
• Number Of Output Lines: 11
• Output Current: +/- 10 mA
• Output Voltage: 2.4 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: 568-3635; 935281363151; PCA9502BS-S

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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