参数资料
型号: AD9748ACP-PCBZ
厂商: Analog Devices Inc
文件页数: 19/24页
文件大小: 0K
描述: BOARD EVAL FOR AD9748ACP
产品培训模块: DAC Architectures
标准包装: 1
系列: TxDAC®
DAC 的数量: 1
位数: 8
采样率(每秒): 210M
数据接口: 并联
设置时间: 11ns
DAC 型: 电流
工作温度: -40°C ~ 85°C
已供物品:
已用 IC / 零件: AD9748
相关产品: AD9748ACPZ-ND - IC DAC 8BIT 210MSPS 32-LFCSP
AD9748
Data Sheet
Rev. B | Page 4 of 24
DYNAMIC SPECIFICATIONS
TMIN to TMAX, AVDD = 3.3 V, DVDD = 3.3 V, CLKVDD = 3.3 V, IOUTFS = 20 mA, differential transformer coupled output, 50 doubly
terminated, unless otherwise noted.
Table 2.
Parameter
Min
Typ
Max
Unit
DYNAMIC PERFORMANCE
Maximum Output Update Rate (fCLOCK)
210
MSPS
Output Settling Time (tST) (to 0.1%)1
11
ns
Output Propagation Delay (tPD)
1
ns
Glitch Impulse
5
pV-s
Output Rise Time (10% to 90%)1
2.5
ns
Output Fall Time (10% to 90%)1
2.5
ns
Output Noise (IOUTFS = 20 mA)2
50
pA/√Hz
Output Noise (IOUTFS = 2 mA)2
30
pA/√Hz
AC LINEARITY
Signal-to-Noise and Distortion Ratio
fCLOCK = 50 MSPS; fOUT = 5 MHz
50
dB
fCLOCK = 50 MSPS; fOUT = 19 MHz
48
dB
fCLOCK = 100 MSPS; fOUT = 5 MHz
50
dB
fCLOCK = 100 MSPS; fOUT = 39 MHz
46
dB
fCLOCK = 165 MSPS; fOUT = 5 MHz
50
dB
fCLOCK = 165 MSPS; fOUT = 49 MHz
47
dB
fCLOCK = 210 MSPS; fOUT = 9 MHz
50
dB
fCLOCK = 210 MSPS; fOUT = 68 MHz
46
dB
Total Harmonic Distortion
fCLOCK = 25 MSPS; fOUT = 1 MHz
72
61
dBc
fCLOCK = 50 MSPS; fOUT = 12.5 MHz
65
dBc
fCLOCK = 100 MSPS; fOUT = 25 MHz
60
dBc
fCLOCK = 165 MSPS; fOUT = 41.3 MHz
58
dBc
fCLOCK = 210 MSPS; fOUT = 68 MHz
65
dBc
Spurious-Free Dynamic Range to Nyquist
fCLOCK = 25 MSPS; fOUT = 1 MHz
0 dBFS Output
61
72
dBc
fCLOCK = 65 MSPS; fOUT = 5 MHz
69
dBc
fCLOCK = 65 MSPS; fOUT = 19 MHz
65
dBc
fCLOCK = 100 MSPS; fOUT = 5 MHz
68
dBc
fCLOCK = 100 MSPS; fOUT = 39 MHz
62
dBc
fCLOCK = 165 MSPS; fOUT = 5 MHz
68
dBc
fCLOCK = 165 MSPS; fOUT = 49 MHz
54
dBc
fCLOCK = 210 MSPS; fOUT = 5 MHz
67
dBc
fCLOCK = 210 MSPS; fOUT = 68 MHz
60
dBc
1
Measured single-ended into 50 load.
2
Output noise is measured with a full-scale output set to 20 mA with no conversion activity. It is a measure of the thermal noise only.
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