PCA9665PW,118 NXP Semiconductors, PCA9665PW,118 Datasheet - Page 64

• Manufacturer Part Number: PCA9665PW,118
• Description: IC CNTRLR PARALLEL/I2C 20TSSOP
• Manufacturer: NXP Semiconductors

Specifications of PCA9665PW,118

• Package / Case: 20-TSSOP
• Controller Type: I²C Bus Controller
• Interface: I²C
• Voltage - Supply: 2.3 V ~ 3.6 V
• Current - Supply: 100µA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 568-4070-2; 935279244118; PCA9665PW-T; PCA9665PW-T

NXP Semiconductors
PCA9665_3
Product data sheet
Fig 24. Bus timing diagram; Buffered Master Transmitter mode
Fig 25. Bus timing diagram; Buffered Master Receiver mode
(1) 7-bit address + R/W = 0 byte and number of bytes sent = value programmed in I2CCOUNT register (BC[6:0]
(1) Number of bytes received = value programmed in I2CCOUNT register (BC[6:0]
Master PCA9665 writes data to slave transmitter.
Master PCA9665 reads data from slave transmitter.
SDA
condition
SDA
condition
SCL
SCL
INT
INT
START
START
from slave receiver
8.13 I
7-bit address
7-bit address
The diagrams
PCA9665 in master/slave functions.
2
C-bus timing diagrams, Buffered mode
R/W = 0
R/W = 1
from slave
(1)
ACK
ACK
(Figure 24
Rev. 03 — 12 August 2008
through
first byte
first byte
(1)
(1)
Figure
ACK
ACK
from master receiver
27) illustrate typical timing diagrams for the
n byte
n byte
Fm+ parallel bus to I
68).
(1)
(1)
no ACK
ACK
interrupt
PCA9665
© NXP B.V. 2008. All rights reserved.
2
002aab267
002aab268
STOP
condition
STOP
condition
C-bus controller
68).
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