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AM1808
SPRS653E – FEBRUARY 2010 – REVISED MARCH 2014
Recommended Operating Conditions (continued)
NAME
USB
USB0_VBUS
Differential
Clock Input
Voltage
Transition
t
t
Time
Operating
F
PLL0_SYSCLK6
Frequency
(5) Whichever is smaller. Where P = the period of the applied signal. Maintaining transition times as fast as possible is recommended to
improve noise immunity on input signals.
66
Specifications
DESCRIPTION
Low-level input voltage, RTC_XI
Low-level input voltage, OSCIN
USB external charge pump input
Differential input voltage, SATA_REFCLKP and
SATA_REFCLKN
Transition time, 10%-90%, All Inputs (unless otherwise
specified in the electrical data sections)
Commercial temperature grade
(default)
Extended temperature grade (A
suffix)
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CONDITION
MIN
0
250
CVDD = 1.3V
0
operating point
CVDD = 1.2V
0
operating point
CVDD = 1.1V
0
operating point
CVDD = 1.0V
0
operating point
CVDD = 1.3V
0
operating point
CVDD = 1.2V
0
operating point
CVDD = 1.1V
0
operating point
CVDD = 1.0V
0
operating point
Copyright © 2010–2014, Texas Instruments Incorporated
AM1808
www.ti.com
NOM
MAX
UNIT
0.2*RTC_CVDD
V
0.2*CVDD
V
5.25
V
2000
mV
(5)
0.25P or 10
ns
456
375
MHz
200
100
456
375
MHz
200
100
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