TCA6408A Datasheet, PDF (15/35 Pages) Texas Instruments – LOW-VOLTAGE 8-BIT I2C AND SMBus I/O EXPANDER WITH INTERRUPT OUTPUT, RESET, AND CONFIGURATION REGISTERS

TCA6408A
www.ti.com............................................................................................................................................................. SCPS192C – APRIL 2009– REVISED JULY 2009
SWITCHING CHARACTERISTICS
over recommended operating free-air temperature range, C_L ≤ 100 pF (unless otherwise noted) (see Figure 10)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
STANDARD MODE
I²C BUS
MIN
MAX
FAST MODE
I²C BUS
MIN MAX
t_iv
Interrupt valid time
t_ir
Interrupt reset delay time
t_pv
Output data valid
t_ps
Input data setup time
t_ph
Input data hold time
P Port
SCL
SCL
P Port
P Port
INT
INT
P7–P0
SCL
SCL
4
4
4
4
400
400
0
0
300
300
UNIT
µs
µs
ns
ns
ns
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