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参数资料
| 型号： | AD6644ASTZ-65 |
| 厂商： | Analog Devices Inc |
| 文件页数： | 24/24页 |
| 文件大小： | 0K |
| 描述： | IC ADC 14BIT 65MSPS CMOS 52-LQFP |
| 标准包装： | 1 |
| 位数： | 14 |
| 采样率（每秒）： | 65M |
| 数据接口： | 并联 |
| 转换器数目： | 4 |
| 功率耗散（最大）： | 1.3W |
| 电压电源： | 模拟和数字 |
| 工作温度： | -25°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 52-LQFP |
| 供应商设备封装： | 52-LQFP（10x10） |
| 包装： | 托盘 |
| 输入数目和类型： | 1 个差分，双极 |
AD6644
Rev. D | Page 9 of 24
TYPICAL PERFORMANCE CHARACTERISTICS
FREQUENCY (MHz)
(d
B
F
S
)
0
–120
–130
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
ENCODE = 65MSPS
AIN = 2.2MHz @ –1dBFS
SNR = 74.5dB
SFDR = 92dBc
0
5
10
15
20
25
30
00
97
1-
004
Figure 4. Single Tone at 2.2. MHz
FREQUENCY (MHz)
0
–120
–130
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
(dB
F
S
)
0
5
10
15
20
25
30
ENCODE = 65MSPS
AIN = 15.5MHz @ –1dBFS
SNR = 74dB
SFDR = 90dBc
009
71
-0
05
Figure 5. Single Tone at 15.5 MHz
FREQUENCY (MHz)
0
–120
–130
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
(d
B
F
S
)
ENCODE = 65MSPS
AIN = 30MHz @ –1dBFS
SNR = 73.5dB
SFDR = 85dBc
0
5
10
15
20
25
30
00
97
1-
006
Figure 6. Single Tone at 30 MHz
FREQUENCY (MHz)
S
NR
(
d
B
)
74.5
73.5
72.5
72.0
74.0
73.0
75.0
T = –25°C
T = +25°C
T = +85°C
0
5
10
15
20
25
30
ENCODE = 65MSPS, AIN = –1dBFS
TEMP = –25°C, +25°C, +85°C
00
97
1-
007
Figure 7. Noise vs. Analog Frequency (Nyquist)
ANALOG INPUT FREQUENCY (MHz)
W
O
RS
T
-CA
S
E
HARM
O
NI
C
(
d
Bc)
92
86
82
80
90
84
88
94
0
5
10
15
20
25
30
T = –25°C, +85°C
T = +25°C
ENCODE = 65MSPS, AIN = –1dBFS
TEMP = –25°C, +25°C, +85°C
00
97
1-
0
08
Figure 8. Harmonics vs. Analog Frequency (Nyquist)
ANALOG FREQUENCY (MHz)
S
NR
(
d
B)
74
71
69
68
73
70
72
75
AIN = –1dBFS
ENCODE = 65MSPS
LOW NOISE ANALOG SOURCE
PHASE NOISE OF ANALOG SOURCE
DEGRADES PERFORMANCE
0
1020
3040
5060708090
100
0
0971
-0
09
Figure 9. Noise vs. Analog Frequency (IF)
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相关代理商/技术参数 |
参数描述 |
|---|---|
| AD6644ASTZ-65 | 制造商:Analog Devices 功能描述:A/D Converter (A-D) IC |
| AD6644PCB | 制造商:AD 制造商全称:Analog Devices 功能描述:14-Bit, 40 MSPS/65 MSPS A/D Converter |
| AD6644ST | 制造商:AD 制造商全称:Analog Devices 功能描述:14-Bit, 40 MSPS/65 MSPS A/D Converter |
| AD6644ST/PCB | 制造商:Analog Devices 功能描述:EVALUATION BOARD ((NW)) |
| AD6644ST/PCBZ | 制造商:Analog Devices 功能描述:14-BIT, 40 MSPS/65 MSPS A/D CONVERTER 制造商:Analog Devices 功能描述:AD6644 EVALUATION BOARD - Bulk |
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