參數(shù)資料
型號: AD6654CBCZ
廠商: Analog Devices Inc
文件頁數(shù): 15/88頁
文件大?。?/td> 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(yīng)商設(shè)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 22 of 88
TYPICAL PERFORMANCE CHARACTERISTICS
76
70
S
NR
(dB)
10
AIN FREQUENCY (MHz)
05156-073
75
74
73
72
71
30
50
70
90
110
130
150
170
190
–25
°C
+25
°C
+85
°C
ENCODE = 92.16MSPS
AIN = –1dBFS
Figure 19. ADC Noise vs. Analog Frequency (46.08 MHz BW)
120
0
WORS
T
CAS
E
S
P
URIOUS
(dBFS
a
nd
dBc
)
0
–90
ANALOG INPUT POWER LEVEL (dBFS)
05156-071
110
100
90
80
70
60
50
40
30
20
10
–80
–70
–60
–50
–40
–30
–20
–10
dBFS
dBc
SFDR = 90dB
REFERENCE LINE
ENCODE = 92.16MSPS
AIN = 37.7MHz
TEMPERATURE = 25
°C
Figure 20. Single Tone SFDR at 37.7 MHz
(dBFS
)
05156-064
–15
0
–30
–45
–60
–75
–90
–105
–120
–135
–150
–1.25M
–1.00M
–750k
–500k
500k
–250k
0
250k
750k
1.00M
1.25M
FREQUENCY (Hz)
AIN = –1dBFS
SNR = 89dB (1.25MHz BW)
32k FFT
Figure 21. CDMA Single Tone AIN = 70 MHz; ENC = 92.16 MSPS
105
60
WORS
T
CAS
E
HARMONIC
(dBc
)
ANALOG INPUT FREQUENCY (MHz)
05156-074
100
95
90
85
80
75
70
65
WORST OTHER SPUR
HARMONICS
(SECOND, THIRD)
20
0
40
60
80
100
120
140
160
180
200
ENCODE = 92.16MSPS
AIN = –1dBFS
TEMPERATURE = 25
°C
Figure 22. Harmonics vs. Analog Frequency (IF)
110
0
W
O
R
S
T
C
A
SE
SPU
R
IOU
S
(
d
B
F
S
and
dB
c)
0
–90
ANALOG INPUT POWER LEVEL (dBFS)
05156-072
100
90
80
70
60
50
40
30
20
10
–80
–70
–60
–50
–40
–30
–20
–10
dBFS
dBc
SFDR = 90dB
REFERENCE LINE
ENCODE = 92.16MSPS
AIN = 70MHz
TEMPERATURE = 25
°C
Figure 23. Single Tone SFDR at 70 MHz
(dBFS
)
05156-066
–15
0
–30
–45
–60
–75
–90
–105
–120
–135
–150
–1.25M
–1.00M
–750k
–500k
500k
–250k
0
250k
750k
1.00M
1.25M
FREQUENCY (Hz)
32k FFT
Figure 24. CDMA Carrier AIN = 70 MHz; ENC = 92.16 MSPS
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