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TCA9548A_15 Datasheet, PDF (9/35 Pages) Texas Instruments – Low-Voltage 8-Channel I2C Switch With Reset
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SCL
TCA9548A
SCPS207E – MAY 2012 – REVISED OCTOBER 2015
Parameter Measurement Information (continued)
VCC
DUT
RL = 1 kW
SDA
CL = 50 pF
(see Note A)
SDA LOAD CONFIGURATION
Start
ACK or Read Cycle
SDA
RESET
tREC
0.3 VCC
tRESET
VCC/2
tw
SDn, SCn
0.3 VCC
tRESET
A. CL includes probe and jig capacitance.
B. All inputs are supplied by generators having the following characteristics: PRR ≤ 10 MHz, ZO = 50 Ω, tr/tf ≤ 30 ns.
C. I/Os are configured as inputs.
D. Not all parameters and waveforms are applicable to all devices.
Figure 6. Reset Load Circuit and Voltage Waveforms
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