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AD8323 Datasheet(PDF) 2 Page - Analog Devices

Part No. AD8323
Description  5 V CATV Line Driver Fine Step Output Power Control
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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AD8323 Datasheet(HTML) 2 Page - Analog Devices

 
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REV. 0
–2–
AD8323–SPECIFICATIONS
(TA = 25 C, VS = 5 V, RL = RIN = 75
, VIN = 116 mV p-p, VOUT measured through a 1:1
transformer1 with an insertion loss of 0.5 dB @ 10 MHz unless otherwise noted.)
Parameter
Conditions
Min
Typ
Max
Unit
INPUT CHARACTERISTICS
Specified AC Voltage
Output = 60 dBmV, Max Gain
116
mV p-p
Noise Figure
Max Gain, f = 10 MHz
13.8
dB
Input Resistance
Single-Ended Input
800
Differential Input
1600
Input Capacitance
2pF
GAIN CONTROL INTERFACE
Gain Range
52.5
53.5
54.5
dB
Maximum Gain
Gain Code = 71 Dec
26.5
27.5
28.5
dB
Minimum Gain
Gain Code = 0 Dec
–27
–26
–25
dB
Gain Scaling Factor
0.7526
dB/LSB
OUTPUT CHARACTERISTICS
Bandwidth (–3 dB)
All Gain Codes
100
MHz
Bandwidth Roll-Off
f = 65 MHz
1.3
dB
Bandwidth Peaking
f = 65 MHz
0
dB
Output Noise Spectral Density
Max Gain, f = 10 MHz
–34
dBmV in
160 kHz
Min Gain, f = 10 MHz
–48
dBmV in
160 kHz
Power-Down Mode, f = 10 MHz
–68
dBmV in
160 kHz
1 dB Compression Point
Max Gain, f = 10 MHz
18.5
dBm
Differential Output Impedance
Power-Up and Power-Down
75
± 20%
OVERALL PERFORMANCE
Second Order Harmonic Distortion
f = 21 MHz, POUT = 60 dBmV @ Max Gain
–77
dBc
f = 42 MHz, POUT = 60 dBmV @ Max Gain
–71
dBc
f = 65 MHz, POUT = 60 dBmV @ Max Gain
–64
dBc
Third Order Harmonic Distortion
f = 21 MHz, POUT = 60 dBmV @ Max Gain
–56
dBc
f = 42 MHz, POUT = 60 dBmV @ Max Gain
–55
dBc
f = 65 MHz, POUT = 60 dBmV @ Max Gain
–53
dBc
Gain Linearity Error
f = 10 MHz, Code to Code
±0.3
dB
Output Settling to 1 mV
Due to Gain Change
Min to Max Gain
60
ns
Due to Input Step Change
Max Gain, VIN = 0 V to 116 mV p-p
30
ns
Signal Feedthrough
Max Gain,
PD = 0, f = 42 MHz
–30
dBc
POWER CONTROL
Power-Up Settling Time to 1 mV
Max Gain, VIN = 0
300
ns
Power-Down Settling Time to 1 mV
Max Gain, VIN = 0
40
ns
Between Burst Transients
2
Equivalent Output = 31 dBmV
3
mV p-p
Equivalent Output = 60 dBmV
30
mV p-p
POWER SUPPLY
Operating Range
4.75
5
5.25
V
Quiescent Current
Power-Up Mode
123
133
140
mA
Power-Down Mode
30
35
40
mA
Sleep Mode
2
4
7
mA
OPERATING TEMPERATURE
–40
+85
°C
RANGE
NOTES
1TOKO 617DB-A0070 used for above specifications. MACOM ETC-1-IT-15 can be substituted.
2Between Burst Transients measured at the output of a 42 MHz diplexer.
Specifications subject to change without notice.


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