參數(shù)資料
型號: AD6654CBC
廠商: Analog Devices Inc
文件頁數(shù): 67/88頁
文件大小: 0K
描述: IC ADC 14BIT W/4CH RSP 256CSPBGA
標準包裝: 1
位數(shù): 14
采樣率(每秒): 92.16M
數(shù)據(jù)接口: 串行,并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 2.5W
電壓電源: 模擬和數(shù)字
工作溫度: -25°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 256-BGA,CSPBGA
供應商設備封裝: 256-CSPBGA(17x17)
包裝: 托盤
輸入數(shù)目和類型: 1 個差分,單極
AD6654
Rev. 0 | Page 7 of 88
ADC SWITCHING SPECIFICATIONS
AVDD = 5.0 V, DRVDD = 3.3 V, VDDCORE = 1.8 V, VDDIO = 3.3 V, maximum rated sample rate, differential input, unless
otherwise noted.
Table 4.
Parameter (Conditions)
Temp
Test Level
Min
Typ
Max
Unit
SWITCHING PERFORMANCE
Maximum Conversion Rate
Full
II
92.16
MSPS
Minimum Conversion Rate
Full
IV
30
MSPS
ENC Pulse Width High1 (tENCH)
Full
IV
5.154
5.425
ns
ENC Pulse Width Low1 (tENCL)
Full
IV
5.154
5.425
ns
1 Several internal timing parameters are a function of t
ENCL
and tENCH, optimum performance will be achieved with 50/50 duty cycle.
ADC AC SPECIFICATIONS
AVDD = 5.0 V, DRVDD = 3.3 V, VDDCORE = 1.8 V, VDDIO = 3.3 V, maximum rated sample rate, differential input, unless
otherwise noted.
Table 5.
Parameter (Conditions)
Temp
Test Level
Min
Typ
Max
Unit
SIGNAL-TO-NOISE RATIO1 (WITHOUT HARMONICS)
Analog Input Frequency 37 MHz
ADC (46.08 MHz BW)
25°C
V
74.5
dB
CDMA (1.25 MHz BW)
Full
II
88
90.0
dB
WCDMA (5.0 MHz BW)
25°C
V
84
dB
Analog Input Frequency 70 MHz
ADC (46.08 MHz BW)
25°C
V
73.5
dB
CDMA (1.25 MHz BW)
Full
II
87.5
89
dB
WCDMA (5.0 MHz BW)
25°C
V
83
dB
Analog Input Frequency 150 MHz
ADC (46.08 MHz BW)
25°C
V
73
dB
CDMA (1.25 MHz BW)
25°C
V
88
dB
WCDMA (5.0 MHz BW)
25°C
V
82
dB
Analog Input Frequency 200 MHz
ADC (46.08 MHz BW)
25°C
V
72
dB
CDMA (1.25 MHz BW)
25°C
V
87
dB
WCDMA (5.0 MHz BW)
25°C
V
81
dB
WORST HARMONIC2 (ANALOG INPUT @ 1 dBFS)
37 MHz
Full
II
85
93
dBc
70 MHz
Full
V
91
dBc
150 MHz
Full
V
71
dBc
200 MHz
Full
V
63
dBc
INTERMODULATION DISTORTION (TWO-TONES SEPARATED BY 1 MHz)3
Analog Input = 55/56 MHz
25°C
V
90
dBc
ANALOG INPUT BANDWIDTH
25°C
V
270
MHz
1 Analog input = 1 dB below full scale.
2 Includes Harmonic 2 through Harmonic 6.
3 Analog input = each 7 dB below full scale.
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