PCA6416A NXP [NXP Semiconductors], PCA6416A Datasheet - Page 28

• Manufacturer Part Number: PCA6416A
• Description: Low-voltage translating 16-bit I2C-bus/SMBus I/O expander
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
PCA6416A
Product data sheet
Fig 29. Interrupt load circuit and voltage waveforms
data into
a. Interrupt load configuration
b. Voltage waveforms
port
INT
C
All inputs are supplied by generators having the following characteristics: PRR  10 MHz; Z
All parameters and waveforms are not applicable to all devices.
INT
L
Pn
includes probe and jig capacitance.
SDA
SCL
S
START condition
t
v(INT)
View A - A
1
0
t
v(INT)
2
1
slave address
A
A
ADDRESS
3
0
4
0
0.5 × V
0.5 × V
5
0
6
0 AD
DD(I2C-bus)
DD(P)
All information provided in this document is subject to legal disclaimers.
DR
7
R/W
8
1
Rev. 1 — 11 September 2012
9
A
acknowledge
from slave
DUT
t
rst(INT)
Low-voltage translating 16-bit I
8 bits (one data byte)
SCL
INT
INT
DATA 1
V
from port
DATA 1
DD(I2C-bus)
R/W
R L = 4.7 kΩ
C L = 100 pF
t
su(D)
002aag979
View B - B
A
acknowledge
from slave
t
A
rst(INT)
t
rst(INT)
data from port
B
B
DATA 2
2
o
DATA 2
C-bus/SMBus I/O expander
= 50 ; t
no acknowledge
PCA6416A
from master
r
/t
f
0.7 × V
0.3 × V
0.5 × V
 30 ns.
© NXP B.V. 2012. All rights reserved.
1
DD(I2C-bus)
DD(I2C-bus)
DD(I2C-bus)
002aag980
STOP
condition
P
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