AD9856(RevB) 查看數據表（PDF） - Analog Devices
零件编号
产品描述 (功能)
生产厂家
AD9856 Datasheet PDF : 32 Pages
| |||
AD9856
Typical Modulated Output Spectral Plots
REF LVL
–25dBm
0
–8
–16
–24
–32
–40
–48
–56
–64
–72
–80
START 0Hz
RBW 10kHz
VBW 1kHz
SWT 12.5s
RF ATT 10dB
Unit
dBm
1AP
5MHz/
STOP 50MHz
Figure 1. QPSK at 42 MHz and 2.56 MS/s; 10.24 MHz
External Clock with REFCLK Multiplier = 12, CIC = 3,
HB3 On, 2× Data
REF LVL
–25dBm
0
RBW
VBW
SWT
10kHz
1kHz
20s
RF ATT 10dB
Unit
dBm
–8
–16
–24
1AP
–32
–40
–48
–56
–64
–72
–80
START 0Hz
8MHz/
STOP 80MHz
Figure 3. 16-QAM at 65 MHz and 2.56 MS/s; 10.24 MHz
External Clock with REFCLK Multiplier = 18, CIC = 9,
HB3 Off, 2× Data
REF LVL
–30dBm
0
RBW 10kHz
VBW 1kHz
SWT 10s
RF ATT 10dB
UNIT dBm
–8
–16
–24
1AP
–32
–40
–48
–56
–64
–72
–80
START 0Hz
4MHz/
STOP 40MHz
Figure 2. 64-QAM at 28 MHz and 6 MS/s; 36 MHz External
Clock with REFCLK Multiplier = 4, CIC = 2, HB3 Off, 3× Data
REF LVL
–30dBm
0
RBW 10kHz
VBW 1kHz
SWT 12.5s
RF ATT 10dB
UNIT dBm
–8
–16
–24
1AP
–32
–40
–48
–56
–64
–72
–80
START 0Hz
5MHz/
STOP 50MHz
Figure 4. 256-QAM at 38 MHz and 6 MS/s; 48 MHz External
Clock with REFCLK Multiplier = 4, CIC = 2, HB3 Off, 4× Data
–6–
REV. B
Share Link: 