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參數資料
| 型號： | AD9875 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | Broadband Modem Mixed-Signal Front End |
| 中文描述： | 寬帶調制解調器混合信號前端 |
| 文件頁數： | 3/24頁 |
| 文件大小： | 288K |
| 代理商： | AD9875 |
REV. 0
–3–
AD9875
T est
Level
Parameter
T emp
Min
T yp
Max
Unit
Rx PAT H GAIN/OFFSET
Minimum Programmable Gain
Maximum Programmable Gain
(12 MHz Filter)
(26 MHz Filter)
Gain Step Size
Gain Step Accuracy
Gain Range Error
Offset Error, PGA Gain = 0 dB (AD9875)
Absolute Gain Error, PGA Gain = 0 dB
25
°
C
III
–6
dB
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
III
III
III
III
III
III
III
36
30
2
±
0.4
±
1.0
±
4.0
±
0.8
dB
dB
dB
dB
dB
LSB
dB
Rx PAT H INPUT CHARACT ERIST ICS
Input Voltage Range
Input Capacitance
Differential Input Resistance
Input Bandwidth (–3 dB)
Input Referred Noise (at +36 dB Gain with Filter)
Input Referred Noise (at –6 dB Gain with Filter)
Common-Mode Rejection
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
III
III
III
III
III
III
III
4
4
270
50
16
684
40
Vppd
pF
MHz
μ
V rms
μ
V rms
dB
Rx PAT H LPF (Low Cutoff Frequency)
Cutoff Frequency
Cutoff Frequency Variation
Attenuation @ 22 MHz
Passband Ripple
Group Delay Variation
Settling T ime
(to 1% FS, Min to Max Gain Change)
T otal Harmonic Distortion at Max Gain (T HD)
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
III
III
III
III
III
12
±
7
20
±
1.0
30
MHz
%
dB
dB
ns
25
°
C
25
°
C
III
III
150
–68
ns
dBc
Rx PAT H LPF (High Cutoff Frequency)
Cutoff Frequency
Cutoff Frequency Variation
Attenuation @ 44 MHz
Passband Ripple
Group Delay Variation
Settling T ime
(to 1% FS, Min to Max Gain Change)
T otal Harmonic Distortion at Max Gain (T HD)
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
III
III
III
III
III
26
±
7
20
±
1.2
15
MHz
%
dB
dB
ns
25
°
C
25
°
C
III
III
80
–65
ns
dBc
Rx PAT H DIGIT AL HPF
Latency (ADC Clock Source Cycles)
Roll-Off in Stopband
–3 dB Frequency
Full
Full
Full
II
II
II
1
6
f
ADC
/400
Cycle
dB/Octave
Hz
Rx PAT H DIST ORT ION PERFORMANCE
IMD: f1 = 6.9 MHz, f2 = 7.1 MHz
12 MHz Filter: 0 dB
: 30 dB
28 MHz Filter: 0 dB
: 30 dB
25
°
C
25
°
C
25
°
C
25
°
C
III
III
III
III
–65
–57
–65
–56
dBc
dBc
dBc
dBc
POWER-DOWN/DISABLE T IMING
Power-Up Delay (Power-Down-to-Active)
DAC
PLL
ADC
PGA
LPF
Interpolator
VRC
Minimum RESET Pulsewidth Low (t
RL
)
DAC I
OUT
Off after T x QUIET Asserted
DAC I
On after T x QUIET Deasserted
Power-Down Delay (Active-to-Power-Down)
DAC
Interpolator
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
Full
25
°
C
25
°
C
II
II
II
II
II
II
II
III
II
II
40
10
1000
1
1
200
2
5
200
1
μ
s
μ
s
μ
s
μ
s
μ
s
ns
μ
s
f
OSCIN
Cycle
ns
μ
s
25
°
C
25
°
C
II
II
400
200
ns
ns
相關PDF資料 |
PDF描述 |
|---|---|
| AD9875-EB | Broadband Modem Mixed-Signal Front End |
| AD9875BST | Broadband Modem Mixed-Signal Front End |
| AD9876 | Broadband Modem Mixed-Signal Front End |
| AD9876-EB | Broadband Modem Mixed-Signal Front End |
| AD9876BST | Broadband Modem Mixed-Signal Front End |
相關代理商/技術參數 |
參數描述 |
|---|---|
| AD9875BST | 制造商:Analog Devices 功能描述:Modem Chip Single 48-Pin LQFP 制造商:Rochester Electronics LLC 功能描述:10B BROADBAND MODEM MXFE CONVERTER - Tape and Reel |
| AD9875BSTRL | 制造商:Analog Devices 功能描述:Modem Chip Single 48-Pin LQFP T/R |
| AD9875BSTZ | 制造商:Analog Devices 功能描述:Modem Chip Single 48-Pin LQFP |
| AD9875-EB | 制造商:Analog Devices 功能描述: |
| AD9876 | 制造商:AD 制造商全稱:Analog Devices 功能描述:Broadband Modem Mixed-Signal Front End |
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