DS125DF1610 Datasheet, PDF (12/81 Pages) Texas Instruments – 9.8 to 12.5 Gbps 16-Channel Retimer

DS125DF1610
SNLS482A – APRIL 2014 – REVISED DECEMBER 2015
Electrical Characteristics (continued)
Over operating free-air temperature range (unless otherwise noted)
SYMBOL
PARAMETER
CONDITIONS
SMBus ELECTRICAL CHARACTERISTICS (SLAVE MODE)
V_IH
Input High Level Voltage SDA and SCL
V_IL
Input Low Level Voltage SDA and SCL
C_IN
Input Pin Capacitance
V_OL
Low Level Output Voltage
SDA or SCL
IOL = 1.25 mA
I_IN
Input Current
SDA or SCL, V_INPUT =
V_IN, V_DD, GND
T_R
SDA Rise Time Read
Operation
SDA, pullup resistor = 1
kΩ, Cb = 50pF
T_F
SDA Fall Time Read
Operation
SDA, pullup resistor = 1
kΩ, Cb = 50pF
RECOMMENDED SMBus SWITCHING CHARACTERISTICS (SLAVE MODE)
f_SCL
SCL Clock Frequency
t_HD:DAT
Data Hold Time
t_SU:DAT
Data Setup Time
RECOMMENDED SMBus SWITCHING CHARACTERISTICS (MASTER MODE)
F_SCL
T_LOW
T_HIGH
T_HD:STA
T_SU:STA
SCL Clock Frequency
SCL Low Period
SCL High Period
Hold Time Start Operation
Setup Time Start
Operation
T_HD:DAT
T_SD:DAT
T_SU:STO
Data Hold Time
Data Setup Time
Stop Condition Setup
Time
T_BUF
Bus Free Time between
Stop-Start
T_R
SCL and SDA Rise Time
T_F
SCL and SDA Fall Time
RECOMMENDED JTAG SWITCHING CHARACTERISTICS
t_TCK
TCK Clock Period
t_SU
TDI, TMI Setup Time to
TCK
t_HD
TDI, TMS Hold Time to
TCK
t_DLY
TCK Falling Edge to TDO
MIN
1.75
GND
-15
10
TYP
<5
150
4.5
100
0.75
100
400
1.25
1.25
0.6
0.6
0.9
0.1
0.6
1.3
300
300
100
50
50
50
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MAX
3.6
0.8
0.4
15
400
UNIT
V
V
pF
V
µA
ns
ns
kHz
ns
ns
kHz
µs
µs
µs
µs
µs
µs
µs
µs
ns
ns
ns
ns
ns
ns
12
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