TA = 25°C, VS
參數(shù)資料
型號: ADA4320-1ACPZ-R7
廠商: Analog Devices Inc
文件頁數(shù): 10/16頁
文件大?。?/td> 0K
描述: IC LINE DVR CATV 5V 24LFCSP
標(biāo)準(zhǔn)包裝: 1
應(yīng)用: CATV
輸出類型: 差分
電路數(shù): 1
電流 - 電源: 260mA
電壓 - 電源,單路/雙路(±): 4.75 V ~ 5.25 V
安裝類型: 表面貼裝
封裝/外殼: 24-VFQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 24-LFCSP-VQ EP(4x5)
包裝: 標(biāo)準(zhǔn)包裝
其它名稱: ADA4320-1ACPZ-R7DKR
ADA4320-1
Rev. A | Page 3 of 16
SPECIFICATIONS
TA = 25°C, VS = 5 V, RL = 75 Ω, VIN (differential) = 29 dB mV sinusoidal, f = 5 MHz to 85 MHz, gain, VOUT (single-ended) measured at
output of Coilcraft PWB-4-BL transformer, unless otherwise noted.
Table 1.
Parameter
Conditions
Min
Typ
Max
Unit
INPUT CHARACTERISTICS
Input Resistance
Balanced (differential) input
640
Ω
Unbalanced (single-ended) input
320
Ω
Input Capacitance
2.0
pF
GAIN CONTROL
Current Level 3
Gain Range
57.5
59
60
dB
Maximum Gain
Gain Code 60
30.5
32
dB
Minimum Gain
Gain Code 01
27
25.5
dB
Output Step Size
0.6
1.0
1.4
dB/LSB
OUTPUT CHARACTERISTICS
Gain Flatness
Referenced to 10 MHz
At Maximum Gain
f = 42 MHz, Gain Code 60, Current Level 3
0.3
dB
f = 65 MHz, Gain Code 60, Current Level 3
0.7
dB
f = 85 MHz, Gain Code 60, Current Level 3
1.1
dB
At Minimum Gain
f = 42 MHz, Gain Code 01, Current Level 0
0.4
dB
f = 65 MHz, Gain Code 01, Current Level 0
0.8
dB
f = 85 MHz, Gain Code 01, Current Level 0
1.8
dB
1 dB Compression Point (P1dB)
f = 10 MHz, Gain Code 60, Current Level 3, output referred
70
dB mV
Output Noise in 160 kHz Bandwidth
f = 10 MHz, 294 Ω resistor across VIN+ and VIN pins
At Maximum Gain
Gain Code 60, Current Level 3, TXEN = high (1)
19
20
dB mV
Gain Code 60, Current Level 0, TXEN = high (1)
20
21
dB mV
At Minimum Gain
Gain Code 01, Current Level 3, TXEN = high (1)
59
60
dB mV
Gain Code 01, Current Level 0, TXEN = high (1)
60
61
dB mV
Transmit Disabled
TXEN = low (0)
68
70
dB mV
Output Impedance (Measured at
Transformer Output)
TXEN = high (1) or TXEN = low (0) or SLEEP = low (0)
75
Ω
Output Return Loss (Measured at
Transformer Output)
f = 85 MHz
SLEEP = high (1), TXEN = high (1)
12
dB
SLEEP = high (1), TXEN = low (0)
11
dB
SLEEP = low (0)
10
dB
OVERALL PERFORMANCE
Adjacent Channel Power Ratio (ACPR)
Single QPSK Channel
f = 5 MHz to 85 MHz, output level = 61 dB mV,
Gain Code 60, Current Level 3, channel width = 6.4 MHz,
adjacent channel width = 6.4 MHz
66
dBc
4x QAM64 Channels
f = 5 MHz to 85 MHz, output level = 53 dB mV/channel,
Gain Code 60, Current Level 3, channel width = 1.6 MHz,
adjacent channel width = 1.6 MHz
63
dBc
Output Third-Order Intercept Point (OIP3)
f1 = 84 MHz, f2 = 85 MHz, Gain Code 60, Current Level 3
93
dB mV
f1 = 84 MHz, f2 = 85 MHz, Gain Code 60, Current Level 0
87
dB mV
Input-to-Output Isolation
f = 85 MHz, Gain Code 60, TXEN = Low (0)
107
dB
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