QT2022/32 - Data Sheet: DS3051
Table 63: EEPROM_SDA & EEPROM_SCL 3.3V Bidirectional Pad DC Parameters
Parameter
Cload
Description
external load capacitance
Min
Typ
Max
470
Units
pF
Conditions
Conditions
Rpu
external pullup resistance to Vpu
15
kΩ
Table 64: EEPROM Interface AC Parameters
Parameter
fSCL
Description
EEPROM_SCL clock frequency
EEPROM_SCL low time
Min
Typ
37
Max
Units
kHz
μs
tlow
5
5
13.5
13.5
thigh
EEPROM_SCL high time
SDA and SCL rise and fall time
SDA output delay wrt SCL
SDA setup time wrt SCL
μs
ttrans
300
ns
tdelay
5
6.75
8
1
1
μs
tSDA_setup
tSDA_hold
μs
SDA hold time wrt SCL
μs
Table 65: RXPLLOUT Characteristics
Parameter Description
Min
Typ
400
Max
Units
mVpp
Conditions
output swing
per side
1
2
2
Table 66: EREFCLK, TXPLLOUT , SREFCLK and VCXOI Input Specifications
Parameter
Description
clock single-ended input impedance
clock differential input impedance
Differential input clock amplitude
Duty cycle
Min
40
Typ
50
Max
60
Units
Conditions
Zse
Zd
Ω
80
100
120
1600
60
Ω
400
40
900
mVpp
%
AC coupled
50
Tr/Tf
Rise/Fall time
200
250
1250
ps
20-80%
Frequency
156.25
159.375
MHz
10GE application
10GFC application
WIS applications
fEREF
155.52
or
622.08
MHz
ppm
fSREF
frequency tolerance 3
-100
+100
ftolREF
622MHz Reference clock:
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