AD8327 Analog Devices, AD8327 Datasheet - Page 2

• Manufacturer Part Number: AD8327
• Description: 5 V CATV Line Driver Coarse Step Output Power Control
• Manufacturer: Analog Devices

AD8327–SPECIFICATIONS
Parameter
INPUT CHARACTERISTICS
GAIN CONTROL INTERFACE
OUTPUT CHARACTERISTICS
OVERALL PERFORMANCE
POWER CONTROL
POWER SUPPLY
OPERATING TEMPERATURE
RANGE
NOTES
1
2
Specifications subject to change without notice.
For Transmit Enable or Transmit Disable transitions using a 0 pF capacitor (at CXR pin) to ground.
For Transmit Enable or Transmit Disable transitions using a 100 pF capacitor (at CXR pin) to ground.
Specified AC Voltage
Noise Figure
Input Resistance
Input Capacitance
Gain Range
Maximum Gain
Minimum Gain
Gain Scaling Factor
Bandwidth (–3 dB)
Bandwidth Roll-Off
Bandwidth Peaking
Output Noise Spectral Density
1 dB Compression Point
Differential Output Impedance
Second Order Harmonic Distortion
Third Order Harmonic Distortion
Adjacent Channel Power
Gain Linearity Error
Output Settling
Isolation in Transmit Disable Mode
Transmit Enable Settling Time (T
Transmit Disable Settling Time (T
Transmit Enable Settling Time (T
Transmit Disable Settling Time (T
Between Burst Transients
Ramp Setting
Operating Range
Quiescent Current
Due to Gain Change (T
Due to Input Change
2
2
GS
)
OFF
OFF
ON
ON
)
)
)
)
1
2
1
2
Conditions
P
Max Gain, f = 10 MHz
Single-Ended Input
Differential Input
Gain Code = 10000000 (128 Decimal)
Gain Code = 00000000 (0 Decimal)
All Gain Codes
f = 65 MHz
All Gain Codes
Max Gain, f = 10 MHz
Min Gain, f = 10 MHz
Transmit Disable Mode (TXEN = 0),
f = 10 MHz
Max Gain, f = 10 MHz
Transmit Enable (TXEN = 1) and
Transmit Disable Mode (TXEN = 0)
f = 21 MHz, V
f = 42 MHz, V
f = 65 MHz, V
f = 21 MHz, V
f = 42 MHz, V
f = 65 MHz, V
Adjacent Channel Width = Transmit Channel
Width = 160 K
f = 10 MHz, Code to Code
Min to Max Gain
Max Gain, V
Max Gain, TXEN = 0 V, f = 42 MHz,
V
Max Gain, V
Max Gain, V
Max Gain, V
Max Gain, V
Equivalent Output = 31 dBmV
Equivalent Output = 60 dBmV
Transmit Enable Mode (TXEN = 1) @ Dec 128
Transmit Enable Mode (TXEN = 1) @ Dec 0
Transmit Disable Mode @ All Gain Codes
Sleep Mode @ All Gain Codes
OUT
IN
= 30 dBmV
= 60 dBmV, Max Gain
(T
A
= 25 C, V
IN
IN
IN
IN
IN
OUT
OUT
OUT
OUT
OUT
OUT
SYM/SEC
= 30 dBmV
= 0 V
= 0 V
= 0 V
= 0 V
= 60 dBmV @ Max Gain
= 60 dBmV @ Max Gain
= 60 dBmV @ Max Gain
= 60 dBmV @ Max Gain
= 60 dBmV @ Max Gain
= 60 dBmV @ Max Gain
S
= 5 V, R
L
= 75
, V
IN(DIFFERENTIAL)
Min
47.16
29
–19.16
4.75
75
40
10
3
–40
= 30 dBmV)
Typ
30
13.2
800
1600
2
48.16
30
–18.16
6.02
160
0.4
0
–32
–47
–66
14.8
75 ± 20%
–63
–61
–54
–63
–57
–57
–62
± 0.25
60
30
–52
300
40
2
1.7
3
25
2
5
105
60
15
5
Max
49.16
31
–17.16 dB
5.25
135
80
20
7
+85
Unit
dBmV
dB
Ω
Ω
pF
dB
dB
dB/Major
Carry
MHz
dB
dB
dBmV in
160 kHz
dBmV in
160 kHz
dBmV in
160 kHz
dBm
Ω
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dB
ns
ns
dBc
ns
ns
µs
µs
mV p-p
mV p-p
µs
V
mA
mA
mA
mA
°C