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參數(shù)資料
| 型號： | AD9912A/PCBZ |
| 廠商： | Analog Devices Inc |
| 文件頁數(shù)： | 38/40頁 |
| 文件大小： | 0K |
| 描述： | BOARD EVALUATION FOR AD9912 |
| 產(chǎn)品培訓(xùn)模塊： | Direct Digital Synthesis Tutorial Series (1 of 7): Introduction Direct Digital Synthesizer Tutorial Series (7 of 7): DDS in Action Direct Digital Synthesis Tutorial Series (3 of 7): Angle to Amplitude Converter Direct Digital Synthesis Tutorial Series (6 of 7): SINC Envelope Correction Direct Digital Synthesis Tutorial Series (4 of 7): Digital-to-Analog Converter Direct Digital Synthesis Tutorial Series (2 of 7): The Accumulator |
| 標準包裝： | 1 |
| 主要目的： | 計時，直接數(shù)字合成（DDS） |
| 嵌入式： | 否 |
| 已用 IC / 零件： | AD9912 |
| 主要屬性： | 14 位數(shù)模轉(zhuǎn)換器，48 位調(diào)節(jié)字寬 |
| 次要屬性： | 1GHz 圖形用戶界面 |
| 已供物品： | 板 |
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AD9912
Rev. F | Page 7 of 40
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
CMOS Output Driver
(AVDD3/Pin 37) @ 1.8 V
Frequency Range
0.008
40
MHz
See Figure 28 for maximum toggle rate
Duty Cycle
45
55
65
%
With 20 pF load and up to 40 MHz
Rise Time/Fall Time (20% to 80%)
5
6.8
ns
With 20 pF load
DAC OUTPUT CHARACTERISTICS
DCO Frequency Range (1st Nyquist Zone)
0
450
MHz
DAC lower limit is 0 Hz; however, the minimum slew rate
for FDBK_IN dictates the lower limit if using CMOS or HSTL
outputs
Output Resistance
50
Ω
Single-ended (each pin internally terminated to AVSS)
Output Capacitance
5
pF
Full-Scale Output Current
20
31.7
mA
Range depends on DAC RSET resistor
Gain Error
10
+10
% FS
Output Offset
0.6
μA
Voltage Compliance Range
AVSS
0.50
+0.5
AVSS +
0.50
V
Outputs connected to a transformer whose center tap is
grounded
Wideband SFDR
See the Typical Performance Characteristics section
20.1 MHz Output
79
dBc
0 MHz to 500 MHz
98.6 MHz Output
67
dBc
0 MHz to 500 MHz
201.1 MHz Output
61
dBc
0 MHz to 500 MHz
398.7 MHz Output
59
dBc
0 MHz to 500 MHz
Narrow-Band SFDR
See the Typical Performance Characteristics section
20.1 MHz Output
95
dBc
±250 kHz
98.6 MHz Output
96
dBc
±250 kHz
201.1 MHz Output
91
dBc
±250 kHz
398.7 MHz Output
86
dBc
±250 kHz
DIGITAL TIMING SPECIFICATIONS
Time Required to Enter Power-Down
15
μs
Time Required to Leave Power-Down
18
μs
Reset Assert to High-Z Time
for S1 to S4 Configuration Pins
60
ns
Time from rising edge of RESET to high-Z on the S1, S2, S3,
S4 configuration pins
SERIAL PORT TIMING SPECIFICATIONS
SCLK Clock Rate (1/tCLK )
25
50
MHz
Refer to Figure 56 for all write-related serial port parameters;
maximum SCLK rate for readback is governed by tDV
SCLK Pulse Width High, tHIGH
8
ns
SCLK Pulse Width Low, tLOW
8
ns
SDO/SDIO to SCLK Setup Time, tDS
1.93
ns
SDO/SDIO to SCLK Hold Time, tDH
1.9
ns
SCLK Falling Edge to Valid Data on
SDIO/SDO, tDV
11
ns
Refer to Figure 54
CSB to SCLK Setup Time, tS
1.34
ns
CSB to SCLK Hold Time, tH
0.4
ns
CSB Minimum Pulse Width High, tPWH
3
ns
IO_UPDATE Pin Setup Time
(from SCLK Rising Edge of the Final Bit)
tCLK
sec
tCLK = period of SCLK in Hz
IO_UPDATE Pin Hold Time
tCLK
sec
tCLK = period of SCLK in Hz
PROPAGATION DELAY
FDBK_IN to HSTL Output Driver
2.8
ns
FDBK_IN to HSTL Output Driver with 2×
Frequency Multiplier Enabled
7.3
ns
FDBK_IN to CMOS Output Driver
8.0
ns
S-divider bypassed
FDBK_IN Through S-Divider to CMOS
Output Driver
8.6
ns
Frequency Tuning Word Update:
IO_UPDATE Pin Rising Edge to DAC
Output
60/fS
ns
fS = system clock frequency in GHz
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AD9912BCPZ | 制造商:Analog Devices 功能描述:Direct Digital Synthesizer 1000MHz 1-DAC 14-Bit Serial 64-Pin LFCSP EP 制造商:Analog Devices 功能描述:DIRECT DGTL SYNTHESIZER 64LFCSP EP - Trays 制造商:Analog Devices 功能描述:IC DDS 1GSPS 14BIT DAC |
| AD9912BCPZ-REEL7 | 制造商:Analog Devices 功能描述:DIRECT DGTL SYNTHESIZER 64LFCSP EP - Tape and Reel |
| AD9913 | 制造商:AD 制造商全稱:Analog Devices 功能描述:Low Power 250 MSPS 10-Bit DAC 1.8 V CMOS Direct Digital Synthesizer |
| AD9913/PCBZ | 功能描述:數(shù)據(jù)轉(zhuǎn)換 IC 開發(fā)工具 Sub 50mW 250MSPS (+) 10-bit DDS RoHS:否 制造商:Texas Instruments 產(chǎn)品:Demonstration Kits 類型:ADC 工具用于評估:ADS130E08 接口類型:SPI 工作電源電壓:- 6 V to + 6 V |
| AD9913/PCBZ1 | 制造商:AD 制造商全稱:Analog Devices 功能描述:Low Power 250 MSPS 10-Bit DAC 1.8 V CMOS Direct Digital Synthesizer |
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