1 GSPS Direct Digital Synthesizer w/ 14-bit DAC

GENERAL DESCRIPTION The AD9912 is a direct digital synthesizer (DDS) that features an integrated 14-bit digital-to-analog converter (DAC). The AD9912 features a 48-bit frequency tuning word (FTW) that can synthesize frequencies in step sizes no larger than 4 μHz. Absolute frequency accuracy can b

1 GSPS Direct Digital Synthesizer with 14-Bit DAC

FEATURES ► 1 GSPS internal clock speed (up to 400 MHz output directly) ► Integrated 1 GSPS 14-bit DAC ► 48-bit frequency tuning word with 4 μHz resolution ► Differential HSTL comparator ► Flexible system clock input accepts either crystal or external reference clock ► On-chip low noise PLL

1 GSPS直接数字频率合成器，内置14位数模转换器

AD9912是一款集成14位数模转换器(DAC)的直接数字频率合成器(DDS)。AD9912具有一个48位频率调谐字(FTW)，可以合成步长不超过4μHz的频率。通过调整DAC系统时钟可以实现绝对频率精度。\n\n AD9912还集成了系统时钟锁相环(PLL)，支持低至25MHz的系统时钟输入。\n\n AD9912在−40℃至+85℃工业温度范围内工作。 • 1 GSPS内部时钟速度（直接输出高达400MHz）\n\n• 集成1 GSPS 14位DAC\n\n• 48位频率调谐字，分辨率为4μHz\n\n• 差分HSTL比较器\n\n• 灵活的系统时钟输入接受晶振或外部基准时钟\n\n• 片内低噪声PLL REFCLK乘法器\n\n• 2个SpurKiller通道\n\n• 低抖动时钟倍频器，频率高达750 MHz\n\n• 单端CMOS比较器；频率 <150 MHz;

1 GSPS Direct Digital Synthesizer with 14-Bit DAC

文件：649.35 Kbytes Page：40 Pages

1 GSPS Direct Digital Synthesizer with 14-Bit DAC

FEATURES ► 1 GSPS internal clock speed (up to 400 MHz output directly) ► Integrated 1 GSPS 14-bit DAC ► 48-bit frequency tuning word with 4 μHz resolution ► Differential HSTL comparator ► Flexible system clock input accepts either crystal or external reference clock ► On-chip low noise PLL

1 GSPS Direct Digital Synthesizer with 14-Bit DAC

FEATURES ► 1 GSPS internal clock speed (up to 400 MHz output directly) ► Integrated 1 GSPS 14-bit DAC ► 48-bit frequency tuning word with 4 μHz resolution ► Differential HSTL comparator ► Flexible system clock input accepts either crystal or external reference clock ► On-chip low noise PLL

1 GSPS Direct Digital Synthesizer with 14-Bit DAC

FEATURES ► 1 GSPS internal clock speed (up to 400 MHz output directly) ► Integrated 1 GSPS 14-bit DAC ► 48-bit frequency tuning word with 4 μHz resolution ► Differential HSTL comparator ► Flexible system clock input accepts either crystal or external reference clock ► On-chip low noise PLL

1 GSPS Direct Digital Synthesizer with 14-Bit DAC

GENERAL DESCRIPTION The AD9912 is a direct digital synthesizer (DDS) that features an integrated 14-bit digital-to-analog converter (DAC). The AD9912 features a 48-bit frequency tuning word (FTW) that can synthesize frequencies in step sizes no larger than 4 μHz. Absolute frequency accuracy can b

1 GSPS Direct Digital Synthesizer with 14-Bit DAC

FEATURES ► 1 GSPS internal clock speed (up to 400 MHz output directly) ► Integrated 1 GSPS 14-bit DAC ► 48-bit frequency tuning word with 4 μHz resolution ► Differential HSTL comparator ► Flexible system clock input accepts either crystal or external reference clock ► On-chip low noise PLL

1 GSPS Direct Digital Synthesizer with 14-Bit DAC

FEATURES ► 1 GSPS internal clock speed (up to 400 MHz output directly) ► Integrated 1 GSPS 14-bit DAC ► 48-bit frequency tuning word with 4 μHz resolution ► Differential HSTL comparator ► Flexible system clock input accepts either crystal or external reference clock ► On-chip low noise PLL

1 GSPS Direct Digital Synthesizer with 14-Bit DAC

文件：649.35 Kbytes Page：40 Pages

1 GSPS Direct Digital Synthesizer with 14-Bit DAC

文件：649.35 Kbytes Page：40 Pages

封装/外壳：64-VFQFN 裸露焊盘，CSP 包装：卷带（TR）剪切带（CT）Digi-Reel® 得捷定制卷带 描述：IC DDS 1GHZ 14BIT 64LFCSP 集成电路（IC） 直接数字合成（DDS）

封装/外壳：64-VFQFN 裸露焊盘，CSP 包装：卷带（TR）剪切带（CT）Digi-Reel® 得捷定制卷带 描述：IC DDS 1GHZ 14BIT 64LFCSP 集成电路（IC） 直接数字合成（DDS）

1 GSPS Direct Digital Synthesizer with 14-Bit DAC

文件：649.35 Kbytes Page：40 Pages

1 GSPS Direct Digital Synthesizer with 14-Bit DAC

文件：649.35 Kbytes Page：40 Pages

1 GSPS Direct Digital Synthesizer with 14-Bit DAC

文件：649.35 Kbytes Page：40 Pages

N-CHANNEL ENHANCEMENT MODE

Description The Advanced Power MOSFETs from APEC provide the designer with the best combination of fast switching, ruggedized device design, low on-resistance and cost-effectiveness. The TO-252 package is universally preferred for all commercial-industrial surface mount applications and suited f

N-CHANNEL ENHANCEMENT MODE

Description The Advanced Power MOSFETs from APEC provide the designer with the best combination of fast switching, ruggedized device design, low on-resistance and cost-effectiveness. The TO-252 package is universally preferred for all commercial-industrial surface mount applications and suited f

Half-Bridge MOSFET Driver for Switching Power Supplies

DESCRIPTION The Si9912 is a dual MOSFET high-speed driver with break-before-make. It is designed to operate in high frequency dc-dc switchmode power supplies. The high-side driver is bootstrapped to handle the high voltage slew rate associated with “floating” high-side gate drivers. Each driver i

Half-Bridge MOSFET Driver for Switching Power Supplies

DESCRIPTION The Si9912 is a dual MOSFET high-speed driver with break-before-make. It is designed to operate in high frequency dc-dc switchmode power supplies. The high-side driver is bootstrapped to handle the high voltage slew rate associated with “floating” high-side gate drivers. Each driver i