參數(shù)資料
型號(hào): AD9260ASZRL
廠商: Analog Devices Inc
文件頁(yè)數(shù): 41/44頁(yè)
文件大?。?/td> 0K
描述: IC ADC 16BIT 2.5MHZ 44MQFP
標(biāo)準(zhǔn)包裝: 800
位數(shù): 16
采樣率(每秒): 20M
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 585mW
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 44-QFP
供應(yīng)商設(shè)備封裝: 44-MQFP(10x10)
包裝: 帶卷 (TR)
輸入數(shù)目和類(lèi)型: 2 個(gè)單端,單極;1 個(gè)差分,單極
AD9260
Rev. C | Page 6 of 44
DIGITAL FILTER CHARACTERISTICS
Table 4.
Parameter
AD9260
Unit
8× DECIMATION (N = 8)
Pass-Band Ripple
0.00125
dB max
Stop-Band Attenuation
82.5
dB min
Pass-Band
0
MHz min
0.605 × (fCLOCK/20 MHz)
MHz max
Stop-Band
1.870 × (fCLOCK/20 MHz)
MHz min
18.130 × (fCLOCK/20 MHz)
MHz max
Pass-Band/Transition Band Frequency
(–0.1 dB Point)
0.807 × (fCLOCK/20 MHz)
MHz max
(–3.0 dB Point)
1.136 × (fCLOCK/20 MHz)
MHz max
Absolute Group Delay1
13.55 × (20 MHz/fCLOCK)
s max
Group Delay Variation
0
s max
Settling Time (to ± 0.0007%)1
24.2 × (20 MHz/fCLOCK)
s max
4× DECIMATION (N = 4)
Pass-Band Ripple
0.001
dB max
Stop-Band Attenuation
82.5
dB min
Pass-Band
0
MHz min
1.24 × (fCLOCK/20 MHz)
MHz max
Stop-Band
3.75 × (fCLOCK/20 MHz)
MHz min
16.25 × (fCLOCK/20 MHz)
MHz max
Pass-Band/Transition Band Frequency
(–0.1 dB Point)
1.61 × (fCLOCK/20 MHz)
MHz max
(–3.0 dB Point)
2.272 × (fCLOCK/20 MHz)
MHz max
Absolute Group Delay1
2.90 × (20 MHz/fCLOCK)
s max
Group Delay Variation
0
s max
Settling Time (to ± 0.0007%)1
5.05 × (20 MHz/fCLOCK)
s max
2× DECIMATION (N = 2)
Pass-Band Ripple
0.0005
dB max
Stop-Band Attenuation
85.5
dB min
Pass-Band
0
MHz min
2.491 × (fCLOCK/20 MHz)
MHz max
Stop-Band
7.519 × (fCLOCK/20 MHz)
MHz min
12.481 × (fCLOCK/20 MHz)
MHz max
Pass-Band/Transition Band Frequency
(–0.1 dB Point)
3.231 × (fCLOCK/20 MHz)
MHz max
(–3.0 dB Point)
4.535 × (fCLOCK/20 MHz)
MHz max
Absolute Group Delay1
0.80 × (20 MHz/fCLOCK)
s max
Group Delay Variation
0
s max
Settling Time (to ± 0.0007%)1
1.40 × (20 MHz/fCLOCK)
s max
1× DECIMATION (N = 1)
Propagation Delay: tPROP
13
ns max
Absolute Group Delay
(225 × (20 MHz/fCLOCK)) + tPROP
ns max
1 To determine overall Absolute Group Delay and/or Settling Time inclusive of delay from the sigma-delta modulator, add Absolute Group Delay and/or Settling Time
pertaining to specific decimation mode to the Absolute Group Delay specified in 1 ×decimation.
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