AD9953 Datasheet, PDF (5/42 Pages) Analog Devices – 400 MSPS 14-Bit, 1.8V CMOS Direct Digital Synthesizer

PRELIMINARY TECHNICAL DATA
Parameter
160 MHz Analog Out (± 50 kHz)
160MHz Analog Out (± 10 kHz)
TIMING CHARACTERISTICS
Serial Control Bus
Maximum Frequency
Minimum Clock Pulse Width Low (t_PWL)
Minimum Clock Pulse Width High (t_PWH)
Maximum Clock Rise/Fall Time
Minimum Data Setup Time (t_DS)
Minimum Data Hold Time (t_DH)
Maximum Data Valid Time (t_DV)
Wake-Up Time²
Minimum Reset Pulsewidth High (t_RH)
CMOS LOGIC INPUTS
Logic “1” Voltage @ DVDD = 1.8V
Logic “0” Voltage @ DVDD = 1.8V
Logic “1” Voltage @ DVDD = 3.3V
Logic “0” Voltage @ DVDD = 3.3V
Logic “1” Current
Logic “0” Current
Input Capacitance
CMOS LOGIC OUTPUTS (1mA load) DVDD=1.8V
Logic “1” Voltage
Logic “0” Voltage
POWER SUPPLY
+VS Current
Full Operating Conditions
400 MHz Clock
120 MHz Clock
Power-Down Mode
Full-Sleep Mode
Temp
+25°C
+25°C
FULL
FULL
FULL
FULL
FULL
FULL
FULL
FULL
FULL
FULL
+25°C
+25°C
+25°C
+25°C
+25°C
+25°C
+25°C
+25°C
+25°C
+25°C
+25°C
+25°C
+25°C
+25°C
+25°C
Test
Level
V
V
IV
IV
IV
IV
IV
IV
IV
IV
IV
IV
I
I
I
I
V
I
I
I
I
I
I
I
I
Min Typ Max
AD9953
Units
dBc
dBc
25
MHz
7
ns
7
ns
5
ns
10
ns
0
ns
25
ns
1
5
ms
SYSCLK cycles³
1.25
V
0.6
V
2.2
V
0.8
V
3
12
µA
12
µA
pF
1.35
V
0.4
V
30
mA
TBD
mA
TBD
mA
TBD
mA
TBD
mA
TBD
mA
REV. PrB 1/30/03
Page 5
Analog Devices, Inc.