AD8325–SPECIFICATIONS (T A = 25 C, V
參數(shù)資料
型號(hào)： AD8325ARUZ-REEL
廠商： Analog Devices Inc
文件頁(yè)數(shù)： 9/16頁(yè)
文件大?。?/td> 0K
描述： IC LN DVR CATV FINE-STEP 28TSSOP
標(biāo)準(zhǔn)包裝： 2,500
類(lèi)型： 線路驅(qū)動(dòng)器，發(fā)射器
應(yīng)用： 調(diào)制解調(diào)器，機(jī)頂盒
安裝類(lèi)型： 表面貼裝
封裝/外殼： 28-TSSOP（0.173"，4.40mm 寬）
供應(yīng)商設(shè)備封裝： 28-TSSOP
包裝： 帶卷 (TR)
AD8325–SPECIFICATIONS (T
A = 25
C, VS = 5 V, RL = 75 , VIN (differential) = 31 dBmV, VOUT measured through
a 1:1 transformer
1 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 = 61 dBmV, Max Gain
31
dBmV
Noise Figure
Max Gain, f = 10 MHz
13.8
dB
Input Resistance
Single-Ended Input
800
W
Differential Input
1600
W
Input Capacitance
2
pF
GAIN CONTROL INTERFACE
Gain Range
58.45 59.45
60.45
dB
Maximum Gain
Gain Code = 79 Dec
29.2
30.0
30.8
dB
Minimum Gain
Gain Code = 0 Dec
–30.25 –29.45
–28.65
dB
Gain Scaling Factor
0.7526
dB/LSB
OUTPUT CHARACTERISTICS
Bandwidth (–3 dB)
Bandwidth Roll-Off
All Gain Codes
f = 65 MHz
100
1.6
MHz
dB
Bandwidth Peaking
Output Noise Spectral Density
f = 65 MHz
Max Gain, f = 10 MHz
0
–33
dB
dBmV in
160 kHz
Min Gain, f = 10 MHz
–48
dBmV in
160 kHz
Transmit Disable Mode, f = 10 MHz
–68
dBmV in
160 kHz
1 dB Compression Point
Differential Output Impedance
Max Gain, f = 10 MHz
Transmit Enable and Transmit Disable Modes
18.5
75
± 20%
dBm
W
OVERALL PERFORMANCE
Second Order Harmonic Distortion
f = 21 MHz, VOUT = 61 dBmV @ Max Gain
–70
dBc
f = 42 MHz, VOUT = 61 dBmV @ Max Gain
–67
dBc
f = 65 MHz, VOUT = 61 dBmV @ Max Gain
–60
dBc
Third Order Harmonic Distortion
f = 21 MHz, VOUT = 61 dBmV @ Max Gain
–57
dBc
f = 42 MHz, VOUT = 61 dBmV @ Max Gain
–55
dBc
f = 65 MHz, VOUT = 61 dBmV @ Max Gain
–54
dBc
Adjacent Channel Power
Adjacent Channel Width = Transmit Channel
–53.8
dBc
Gain Linearity Error
Width = 160 KSYM/SEC
f = 10 MHz, Code to Code
±0.3
dB
Output Settling
Due to Gain Change (TGS)
Min to Max Gain
60
ns
Due to Input Change
Max Gain, VIN = 31 dBmV
30
ns
Isolation in Transmit Disable Mode
Max Gain, TXEN = 0 V, f = 42 MHz,
–33
dBc
VIN = 31 dBmV
POWER CONTROL
Transmit Enable Settling Time (TON)
Max Gain, VIN = 0 V
300
ns
Transmit Disable Settling Time (TOFF) Max Gain, VIN = 0 V
40
ns
Between Burst Transients
2
Equivalent Output = 31 dBmV
3
mV p-p
Equivalent Output = 61 dBmV
50
mV p-p
POWER SUPPLY
Operating Range
4.75
5
5.25
V
Quiescent Current
Transmit Enable Mode (TXEN = 1)
123
133
140
mA
Transmit Disable Mode (TXEN = 0)
30
35
10
mA
Sleep Mode
2
4
7
mA
OPERATING TEMPERATURE
RANGE
–40
+85
∞C
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.
–2–
REV. A
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