Datasheet

Data Sheet AD9552
Rev. E | Page 5 of 32
Parameter Min Typ Max Unit Test Conditions/Comments
LVDS MODE
Differential Output Voltage Swing
Balanced, V
OD
247 454 mV Voltage swing between output pins;
output driver static
Unbalanced, ΔV
OD
25 mV Absolute difference between voltage
swing of normal pin and inverted pin;
output driver static
Offset Voltage
Common Mode, V
OS
1.125 1.375 V Output driver static
Common-Mode Difference, ΔV
OS
25 mV Voltage difference between output pins;
output driver static
Short-Circuit Output Current 17 24 mA
Frequency Range 0 900 MHz
Duty Cycle 40 60 % Up to 805 MHz output frequency
Rise/Fall Time
1
(20% to 80%) 285 355 ps 100 Ω termination between both pins of
the output driver
CMOS MODE
Output Voltage High, V
OH
Output driver static; standard drive
strength setting
I
OH
= 10 mA 2.8 V
I
OH
= 1 mA 2.8 V
Output Voltage Low, V
OL
Output driver static; standard drive
strength setting
I
OL
= 10 mA 0.5 V
I
OL
= 1 mA
0.3
V
Frequency Range 0 200 MHz 3.3 V CMOS; standard drive strength
setting
Duty Cycle 45 55 % At maximum output frequency
Rise/Fall Time
1
(20% to 80%) 500 745 ps 3.3 V CMOS; standard drive strength
setting; 15 pF load
1
The listed values are for the slower edge (rise or fall).
JITTER CHARACTERISTICS
Table 4.
Parameter Min Typ Max Unit Test Conditions/Comments
JITTER GENERATION Input = 19.44 MHz crystal resonator
12 kHz to 20 MHz 0.64 ps rms f
OUT
= 622.08 MHz (integer mode)
0.70
ps rms
f
OUT
= 625 MHz (fractional mode)
50 kHz to 80 MHz 0.47 ps rms f
OUT
= 622.08 MHz (integer mode)
0.50 ps rms f
OUT
= 625 MHz (fractional mode)
4 MHz to 80 MHz 0.11 ps rms f
OUT
= 622.08 MHz (integer mode)
0.12 ps rms f
OUT
= 625 MHz (fractional mode)
JITTER TRANSFER BANDWIDTH 100 kHz See the Typical Performance Characteristics section
JITTER TRANSFER PEAKING 0.3 dB See the Typical Performance Characteristics section