Datasheet

AD9952
Rev. B | Page 4 of 28
Parameter Temp Min Typ Max Unit
COMPARATOR INPUT CHARACTERISTICS
Input Capacitance 25°C 3 pF
Input Resistance 25°C 500 kΩ
Input Current 25°C ±12 µA
Hysteresis 25°C 30 45 mV
COMPARATOR OUTPUT CHARACTERISTICS
Logic 1 Voltage, High Z Load Full 1.6 V
Logic 0 Voltage, High Z Load Full 0.4 V
Propagation Delay 25°C 3 ns
Output Duty Cycle Error 25°C ±5 %
Rise/Fall Time, 5 pF Load 25°C 1 ns
Toggle Rate, High Z Load 25°C 200 MHz
Output Jitter
2
25°C 1 ps rms
COMPARATOR NARROW-BAND SFDR
10 MHz (±1 MHz) 25°C 80 dBc
10 MHz (±250 kHz) 25°C 85 dBc
10 MHz (±50 kHz) 25°C 90 dBc
10 MHz (±10 kHz) 25°C 95 dBc
70 MHz (±1 MHz) 25°C 80 dBc
70 MHz (±250 kHz) 25°C 85 dBc
70 MHz (±50 kHz) 25°C 90 dBc
70 MHz (±10 kHz) 25°C 95 dBc
110 MHz (±1 MHz) 25°C 80 dBc
110 MHz (±250 kHz) 25°C 85 dBc
110 MHz (±50 kHz) 25°C 90 dBc
110 MHz (±10 kHz) 25°C 95 dBc
140 MHz (±1 MHz) 25°C 80 dBc
140 MHz (±250 kHz) 25°C 85 dBc
140 MHz (±50 kHz) 25°C 90 dBc
140 MHz (±10 kHz) 25°C 95 dBc
160 MHz (±1 MHz) 25°C 80 dBc
160 MHz (±250 kHz) 25°C 85 dBc
160 MHz (±50 kHz) 25°C 90 dBc
160 MHz (±10 kHz) 25°C 95 dBc
CLOCK GENERATOR OUTPUT JITTER
3
5 MHz A
OUT
25°C 100 ps rms
10 MHz A
OUT
25°C 60 ps rms
40 MHz A
OUT
25°C 50 ps rms
80 MHz A
OUT
25°C 50 ps rms
120 MHz A
OUT
25°C 50 ps rms
140 MHz A
OUT
25°C 50 ps rms
160 MHz A
OUT
25°C 50 ps rms
TIMING CHARACTERISTICS
Serial Control Bus
Maximum Frequency
4
Full 25 Mbps
Minimum Clock Pulse Width Low Full 7 ns
Minimum Clock Pulse Width High Full 7 ns
Maximum Clock Rise/Fall Time Full 2 ns
Minimum Data Setup Time DVDD_I/O = 3.3 V
5
(TCSU, TDSU) Full 3 ns
Minimum Data Setup Time DVDD_I/O = 1.8 V
5
(TCSU, TDSU) Full 5 ns
Minimum Data Hold Time (TDH) Full 0 ns
Maximum Data Valid Time (TDV) Full 25 ns