AD9959
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
Residual Phase Noise @ 100.3 MHz (fOUT
)
with REFCLK Multiplier Enabled 5×
@ 1 kHz Offset
@ 10 kHz Offset
@ 100 kHz Offset
@ 1 MHz Offset
−120
−130
−135
−129
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
Residual Phase Noise @ 15.1 MHz (fOUT
)
with REFCLK Multiplier Enabled 20×
@ 1 kHz Offset
@ 10 kHz Offset
@ 100 kHz Offset
@ 1 MHz Offset
−127
−136
−139
−138
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
Residual Phase Noise @ 40.1 MHz (fOUT
)
with REFCLK Multiplier Enabled 20×
@ 1 kHz Offset
@ 10 kHz Offset
@ 100 kHz Offset
@ 1 MHz Offset
−117
−128
−132
−130
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
Residual Phase Noise @ 75.1 MHz (fOUT
)
with REFCLK Multiplier Enabled 20×
@ 1 kHz Offset
@ 10 kHz Offset
@ 100 kHz Offset
@ 1 MHz Offset
−110
−121
−125
−123
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
Residual Phase Noise @ 100.3 MHz (fOUT
)
with REFCLK Multiplier Enabled 20×
@ 1 kHz Offset
@ 10 kHz Offset
@ 100 kHz Offset
−107
−119
−121
−119
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
@ 1 MHz Offset
SERIAL PORT TIMING CHARACTERISTICS
Maximum Frequency Serial Clock (SCLK)
Minimum SCLK Pulse Width Low (tPWL
Minimum SCLK Pulse Width High (tPWH
200
MHz
ns
ns
ns
ns
)
1.6
2.2
2.2
0
)
Minimum Data Setup Time (tDS
Minimum Data Hold Time
)
CS
1.0
12
ns
Minimum
Setup Time (tPRE)
Minimum Data Valid Time for Read Operation
MISCELLANEOUS TIMING CHARACTERISTICS
MASTER_RESET Minimum Pulse Width
ns
1
Min pulse width = 1 sync clock period
Min pulse width = 1 sync clock period
Rising edge to rising edge
I/O_UPDATE Minimum Pulse Width
1
4.8
0
5.4
0
2.5
0
Minimum Setup Time (I/O_UPDATE to SYNC_CLK)
Minimum Hold Time (I/O_UPDATE to SYNC_CLK)
Minimum Setup Time (Profile Inputs to SYNC_CLK)
Minimum Hold Time (Profile Inputs to SYNC_CLK)
Minimum Setup Time (SDIO Inputs to SYNC_CLK)
Minimum Hold Time (SDIO Inputs to SYNC_CLK)
ns
ns
ns
ns
ns
ns
ns
Rising edge to rising edge
Propagation Time Between REF_CLK and SYNC_CLK 2.25
Profile Pin Toggle Rate
3.5
5.5
2
Sync
clocks
CMOS LOGIC INPUTS
VIH
2.0
V
VIL
0.8
12
V
Logic 1 Current
Logic 0 Current
Input Capacitance
3
−12
2
μA
μA
pF
Rev. B | Page 6 of 44
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