TCA9543A_15 Datasheet, PDF (10/32 Pages) Texas Instruments – TCA9543A Low Voltage 2-Channel I2C Bus Switch With Interrupt Logic And Reset

TCA9543A
SCPS206A – MARCH 2014 – REVISED FEBRUARY 2015
Parameter Measurement Information (continued)
www.ti.com
Figure 6. Reset Timing
V_CC
DUT ^INT
R_L = 4.7 kΩ
C_L = 100 pF
(See Note A)
INTERRUPT LOAD CONFIGURATION
INTn
(input)
INT
(output)
0.5 × V_CC
INTn
(input)
t_iv
0.5 × V_CC
INT
(output)
0.5 × V_CC
t_ir
0.5 × V_CC
VOLTAGE WAVEFORMS (t_iv)
VOLTAGE WAVEFORMS (t_ir)
A. C_L includes probe and jig capacitance.
B. All input pulses are supplied by generators having the following characteristics: PRR ≤ 10 MHz, Z_O = 50 Ω,
t_r/t_f = 30 ns.
Figure 7. Interrupt Load Circuit and Voltage Waveforms
10
Submit Documentation Feedback
Product Folder Links: TCA9543A
Copyright © 2014–2015, Texas Instruments Incorporated