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參數(shù)資料
| 型號： | DAC5687IPZP |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | DAC |
| 英文描述： | PARALLEL, WORD INPUT LOADING, 0.0104 us SETTLING TIME, 16-BIT DAC, PQFP100 |
| 封裝： | GREEN, PLASTIC, HTQFP-100 |
| 文件頁數(shù)： | 1/79頁 |
| 文件大小： | 2490K |
| 代理商： | DAC5687IPZP |
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1
FEATURES
DESCRIPTION
APPLICATIONS
SLWS164E – FEBRUARY 2005 – REVISED SEPTEMBER 2006
www.ti.com
16-BIT, 500 MSPS 2
×–8× INTERPOLATING DUAL-CHANNEL
DIGITAL-TO-ANALOG CONVERTER (DAC)
2345
500 MSPS
The DAC5687 is a dual-channel 16-bit high-speed
digital-to-analog converter (DAC) with integrated 2
×,
Selectable 2×–8× Interpolation
4
×, and 8× interpolation filters, a complex numerically
On-Chip PLL/VCO Clock Multiplier
controlled oscillator (NCO), onboard clock multiplier,
Full IQ Compensation Including Offset, Gain,
IQ compensation, and on-chip voltage reference. The
and Phase
DAC5687
is
pin-compatible
to
the
DAC5686,
Flexible Input Options:
requiring only changes in register settings for most
–
FIFO With Latch on External or Internal
applications,
and
offers
additional
features
and
Clock
superior linearity, noise, crosstalk, and PLL phase
noise performance.
–
Even/Odd Multiplexed Input
The DAC5687 has six signal processing blocks: two
–
Single Port Demultiplexed Input
interpolate-by-two digital filters, a fine frequency
Complex Mixer With 32-Bit NCO
mixer with 32-bit NCO, a quadrature modulation
Fixed Frequency Mixer With f
S/4 and fS/2
compensation block, another interpolate-by-two digital
1.8-V or 3.3-V I/O Voltage
filter, and a coarse frequency mixer with fS/2 or fS/4.
The different modes of operation enable or bypass
On-Chip 1.2-V Reference
the signal processing blocks.
Differential Scalable Output: 2 mA to 20 mA
The coarse and fine mixers can be combined to span
Pin Compatible to DAC5686
a wider range of frequencies with fine resolution. The
High Performance
DAC5687
allows
both
complex
or
real
output.
–
81-dBc ACLR WCDMA TM1 at 30.72 MHz
Combining the frequency upconversion and complex
output produces a Hilbert transform pair that is output
–
72-dBc ACLR WCDMA TM1 at 153.6 MHz
from the two DACs. An external RF quadrature
Package: 100-Pin HTQFP
modulator then performs the final single-sideband
upconversion.
The IQ compensation feature allows optimization of
Cellular Base Transceiver Station Transmit
phase,
gain,
and
offset
to
maximize
sideband
Channel
rejection and minimize LO feedthrough for an analog
–
CDMA: W-CDMA, CDMA2000, TD-SCDMA
quadrature modulator.
–
TDMA: GSM, IS-136, EDGE/UWC-136
The
DAC5687
includes
several
input
options:
–
OFDM: 802.16
single-port
interleaved
data,
even
and
odd
Cable Modem Termination System
multiplexing at half-rate, and an input FIFO with either
external or internal clock to ease the input timing
ambiguity when the DAC5687 is clocked at the DAC
output sample rate.
ORDERING INFORMATION
TA
Package Device
100 HTQFP(1) (PZP) PowerPAD
package, plastic quad flatpack
–40
°C to 85°C
DAC5687IPZP
(1)
Thermal pad size: 6 mm
× 6 mm.
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
2
PowerPAD is a trademark of Texas Instruments.
3
Excel is a trademark of Microsoft Corporation.
4
Matlab is a trademark of The MathWorks, Inc.
5
All other trademarks are the property of their respective owners.
PRODUCTION DATA information is current as of publication date.
Copyright 2005–2006, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
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相關代理商/技術參數(shù) |
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| DAC5687IPZPG4 | 功能描述:數(shù)模轉換器- DAC 16-bit 500 MSPS 2-8x Interpolat’g Dual-Ch RoHS:否 制造商:Texas Instruments 轉換器數(shù)量:1 DAC 輸出端數(shù)量:1 轉換速率:2 MSPs 分辨率:16 bit 接口類型:QSPI, SPI, Serial (3-Wire, Microwire) 穩(wěn)定時間:1 us 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-14 封裝:Tube |
| DAC5687IPZPR | 功能描述:數(shù)模轉換器- DAC 16-bit 500 MSPS 2-8x Interpolat’g Dual-Ch RoHS:否 制造商:Texas Instruments 轉換器數(shù)量:1 DAC 輸出端數(shù)量:1 轉換速率:2 MSPs 分辨率:16 bit 接口類型:QSPI, SPI, Serial (3-Wire, Microwire) 穩(wěn)定時間:1 us 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-14 封裝:Tube |
| DAC5687IPZPRG4 | 功能描述:數(shù)模轉換器- DAC 16-bit 500 MSPS 2-8x Interpolat’g Dual-Ch RoHS:否 制造商:Texas Instruments 轉換器數(shù)量:1 DAC 輸出端數(shù)量:1 轉換速率:2 MSPs 分辨率:16 bit 接口類型:QSPI, SPI, Serial (3-Wire, Microwire) 穩(wěn)定時間:1 us 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-14 封裝:Tube |
| DAC5687MPZPEP | 功能描述:數(shù)模轉換器- DAC 16B 500Msps 2X-8X Interp 2-Channel DAC RoHS:否 制造商:Texas Instruments 轉換器數(shù)量:1 DAC 輸出端數(shù)量:1 轉換速率:2 MSPs 分辨率:16 bit 接口類型:QSPI, SPI, Serial (3-Wire, Microwire) 穩(wěn)定時間:1 us 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-14 封裝:Tube |
| DAC5688 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:DUAL-CHANNEL, 16-BIT, 800 MSPS, 2x-8x INTERPOLATING DIGITAL-TO-ANALOG CONVERTER (DAC) |
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