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AD9954

Features: 400 MSPS internal clock speed Integrated 14-bit DAC Programmable phase plitude dithering 32-bit tuning word Phase noise 120 dBc/Hz @ 1 kHz offset (DAC outputExcellent dynamic performance >80 dB SFDR @ 160 MHz (±100 kHz offset) AOUTSerial I/O control Ultrahigh speed analog comparator ...

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SeekIC No. : 004273743 Detail

AD9954: Features: 400 MSPS internal clock speed Integrated 14-bit DAC Programmable phase plitude dithering 32-bit tuning word Phase noise 120 dBc/Hz @ 1 kHz offset (DAC outputExcellent dynamic performance ...

AD9954 Data Sheet

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Part Number:
AD9954
Supply Ability:
5000

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  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/4/27

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Product Details

Description



Features:

400 MSPS internal clock speed
Integrated 14-bit DAC
Programmable phase plitude dithering
32-bit tuning word
Phase noise 120 dBc/Hz @ 1 kHz offset (DAC output
Excellent dynamic performance >80 dB SFDR @ 160 MHz (±100 kHz offset) AOUT
Serial I/O control
Ultrahigh speed analog comparator
Automatic linear and nonlinear frequency sweeping capability
4 frequency/phase offset profiles
1.8 V power supply
Software and hardware controlled power-down
48-lead TQFP/EP package
Integrated 1024 word * 32-bit RAM
Support for 5 V input levels on most digital inputs
PLL REFCLK multiplier (4* to 20*)
Internal oscillator, can be driven by a single crystal
Phase modulation capability
Multichip synchronization





Application

Agile LO frequency synthesis
Programmable clock generator
FM chirp source for radar and scanning systems
Automotive radar
Test and measurement equipment
Acousto-optic device drivers




Pinout

Connection Diagram

AD9954 Diagram




Specifications

Parameter Rating
Maximum Junction Temperature
DVDD_I/O (Pin 43)
AVDD, DVDD
Digital Input Voltage (DVDD_I/O = 3.3 V)
Digital Input Voltage (DVDD_I/O = 1.8 V)
Digital Output Current
Storage Temperature
Operating Temperature
Lead Temperature (10 sec Soldering)
JA
JC		 150°C
4 V
2 V
0.7 V to +5.25 V
0.7 V to +2.2 V
5 mA
65°C to +150°C
40°C to +105°C
300°C
38°C/W
15°C/W



Compliance Range (V) 2.05V
FS Iout (mA nom) 10mA
I Supply total (max) n/a
I/O Interface Serial
Master fclk 400MHz
Nominal Supply (V) Multi(+1.8, +3.3),Single(+1.8)
On-Board Comparator Yes
REFCLK Multiplier Yes
Resolution (Bits) 14bit





Description

The AD9954 is a direct digital synthesizer (DDS) that uses advanced technology, coupled with an internal high speed, high performance DAC to form a complete, digitally programmable, high frequency




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