
PRELIMINARY TECHNICAL DATA
AD9953 PRELIMINARY ELECTRICAL SPECIFICATIONS
(Unless otherwise noted: (V
S
=+1.8 V
±
5%, R
SET
=1.96 k
, External reference clock frequency = 20 MHz with REFCLK
Multiplier enabled at 20
×
)
Parameter
Temp
AD9953
REV. PrB 1/30/03
Page 4
Analog Devices, Inc.
Test Level
AD9953
Min Typ Max
1
20
4
3
100
50
35
14
5
10
-10
1
2
5
-89
-105
-116
AVDD-
0.375
Units
REF CLOCK INPUT CHARACTERISTICS
Frequency Range
REFCLK Multiplier Disabled
REFCLK Multiplier Enabled at 4X
REFCLK Multiplier Enabled at 20X
Input Capacitance
Input Impedance
Duty Cycle
Duty Cycle with REFCLK Multiplier Enabled
DAC OUTPUT CHARACTERISTICS
Resolution
Full Scale Output Current
Gain Error
Output Offset
Differential Nonlinearity
Integral Nonlinearity
Output Capacitance
Residual Phase Noise @ 1 kHz Offset, 40 MHz A
out
REFCLK Multiplier Enabled @ 20
×
REFCLK Multiplier Enabled @ 4
×
REFCLK Multiplier Disabled
Voltage Compliance Range
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
VI
VI
VI
V
V
V
V
I
I
V
V
V
V
V
V
I
400
100
20
65
15
+10
0.6
MHz
MHz
MHz
pF
M
%
%
Bits
mA
%FS
μ
A
LSB
LSB
pF
dBc/Hz
dBc/Hz
dBc/Hz
V
AVDD +
0.25V
Wideband SFDR:
1 – 20 MHz Analog Out
20 – 40 MHz Analog Out
40 – 60 MHz Analog Out
60 – 80 MHz Analog Out
80 – 100 MHz Analog Out
100 – 120 MHz Analog Out
120 – 140 MHz Analog Out
140 – 160 MHz Analog Out
Narrow Band SFDR
10 MHz Analog Out (±1 MHz)
10 MHz Analog Out (±250 kHz)
10 MHz Analog Out (± 50 kHz)
10 MHz Analog Out (± 10 kHz)
65 MHz Analog Out (± 1 MHz)
65 MHz Analog Out (± 250 kHz)
65 MHz Analog Out (± 50 kHz)
65 MHz Analog Out (± 10 kHz)
80 MHz Analog Out (± 1 MHz)
80 MHz Analog Out (± 250 kHz)
80 MHz Analog Out (± 50 kHz)
80 MHz Analog Out (± 10 kHz)
100 MHz Analog Out (± 1 MHz)
100 MHz Analog Out (± 250 kHz)
100 MHz Analog Out (± 50 kHz)
100 MHz Analog Out (± 10 kHz)
120 MHz Analog Out (± 1 MHz)
120 MHz Analog Out (± 250 kHz)
120 MHz Analog Out (± 50 kHz)
120 MHz Analog Out (± 10 kHz)
140 MHz Analog Out (± 1 MHz)
140 MHz Analog Out (± 250 kHz)
140 MHz Analog Out (± 50 kHz)
140 MHz Analog Out (± 10 kHz)
160 MHz Analog Out (± 1 MHz)
160 MHz Analog Out (± 250 kHz)
+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
+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
+25°C
+25°C
+25°C
+25°C
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc