pca9575 NXP Semiconductors, pca9575 Datasheet - Page 28

• Manufacturer Part Number: pca9575
• Description: 16-bit I2c-bus And Smbus, Level Translating, Low Voltage Gpio With Reset And Interrupt
• Manufacturer: NXP Semiconductors

NXP Semiconductors
14. Test information
PCA9575_1
Product data sheet
Fig 19. Reset timing
Fig 20. Test circuitry for switching times
(1) For SDA, no 500
P0_0 to P0_7
P1_0 to P1_7
R
C
R
L
L
T
= load resistance.
= load capacitance includes jig and probe capacitance.
= termination resistance should be equal to the output impedance Z
RESET
SCL
SDA
50 %
pull-down.
t
rec(rst)
START
GENERATOR
30 %
PULSE
Rev. 01 — 2 October 2008
16-bit I
V
I
R T
2
C-bus and SMBus, level translating, low voltage GPIO
DUT
V
DD
V
O
o
of the pulse generators.
C L
50 pF
R L
500
t
w(rst)
50 %
002aad582
500 (1)
2V
open
V
ACK or read cycle
SS
DD
50 %
t
t
30 %
rst(GPIO)
rst(SDA)
50 %
output off
PCA9575
© NXP B.V. 2008. All rights reserved.
002aad574
28 of 37