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參數資料
| 型號： | AD9773AST |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | DAC |
| 英文描述： | 12-Bit, 160 MSPS 2】/4】/8】 Interpolating Dual TxDAC+ D/A Converter |
| 中文描述： | SERIAL INPUT LOADING, 12-BIT DAC, PQFP80 |
| 封裝： | 1.40 MM HEIGHT, PLASTIC, LQFP-80 |
| 文件頁數： | 1/19頁 |
| 文件大小： | 218K |
| 代理商： | AD9773AST |
1
PRELIMINARY TECHNICAL DATA
a
Preliminary Technical Data
01-19-01
12-Bit, 160 MSPS
2
×
/4
×
/8
×
Interpolating
Dual TxDAC+
D/A Converter
AD9773
FEATURES
12 bit Resolution, 160 MSPS Conversion Rate
Selectable 2
×
/4
×
/8
×
Interpolating Filter
Programmable Channel Gain and Offset Adjustment
Fs/2,4,8 Digital Quadrature Modulation Capability
Direct IF Transmission Mode for 70MHz+ IFs
Enables Image Rejection Architecture
Fully Compatible SPI Port
Excellent AC Performance
- SFDR -69dBc @ 2-35MHz
-WCDMA ACPR -70dB @ IF=16.25 MHz
Internal PLL Clock Multiplier
Selectable Internal Clock Divider
Versatile Clock Input
-Differential/Single Ended
-Sine Wave or TTL/CMOS/LVPECL Compatible
Versatile Input Data Interface
-2’s Complement/Straight Binary Data Coding
-Dual Port or Single Port Interleaved Data
Single +3.3V Supply Operation
Power Dissipation: <700 mW @ 3.3V
On-chip 1.2 V Reference, 80-Lead LQFP
PROGRAMABLE DUAL INTERPOLATION DAC
WITH IMAGE REJECTION/DIGITAL MODULATION
APPLICATIONS
Communications:
Analog Quadrature Modulation Architectures
3G, Multi-Carrier GSM, TDMA, CDMA Systems
Multi-Level QAM Modulators, Instrumentation
PRODUCT DESCRIPTION
The AD9773 is the 12 bit member of the AD977x family of
pin-compatible, high performance, programmable 2
×
/4
×
/8
×
interpolating TxDAC+s. The AD977x family features a serial
port interface (SPI) providing a high level of programmabil-
ity thus allowing for enhanced system level options. These
options include: selectable 2
×
/4
×
/8
×
interpolation filters;
Fs/2, Fs/4 or Fs/8 digital quadrature modulation with image
rejection; a direct IF mode; programmable channel gain
and offset control; programmable internal clock divider;
straight binary or two’s complement data interface; and a
single port or dual port data interface.
BLOCK DIAGRAM
REV. PrA
Information furnished by Analog Devices is believed to be accurate and
reliable. However, no responsibility is assumed by Analog Devices for its
use, nor for any infringements of patents or other rights of third parties
which may result from its use. No license is granted by implication or
otherwise under any patent or patent rights of Analog Devices.
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781/329-4700
World Wide Web Site: http://www.analog.com
Fax: 781/326-8703
Analog Devices, Inc., 2000
Q DAC
I
OUT
V
I DAC
I
OUT
I
G
R
PHASE DETEC-
TOR & VCO
PRESCALER
DIFF.
REFCLK
COS
SIN
COS
SIN
F
DAC/2,4,8
FILTER#3*
ASDATA
FILTER #1*
FILTER #2*
22
(FDAC)
12
22
12
Q
LATCH
I
LATCH
MUX
CONTROL
12
12
FILTER
BYPASS MUX
I
D
I
N
O
WRITE
SELECT
I
22
22
22
22
+
-/+
+
+/-
CLOCK OUT
*Half-Band Filters also can be configured for "Zero-Stuffing Only"
SPI INTERFACE &
CONTROL REGISTERS
PLL CLOCK MULTIPLIER
AND CLOCK DIVIDER
2
2
2
2
DAC
ODAC
相關PDF資料 |
PDF描述 |
|---|---|
| AD9773EB | 12-Bit, 160 MSPS 2】/4】/8】 Interpolating Dual TxDAC+ D/A Converter |
| AD9774AS | 14-Bit, 32 MSPS TxDAC⑩ with 4x Interpolation Filters |
| AD9774EB | 14-Bit, 32 MSPS TxDAC⑩ with 4x Interpolation Filters |
| AD9774 | 14-Bit，32 MSPS DAC with 4× Interpolation Filters(14位的，輸入數據數率為32MSPS的具有內插濾波器的D/A轉換器) |
| AD9775 | 14-Bit, 160 MSPS 2X/4X/8X Interpolating Dual TxDAC+ D/A Converter |
相關代理商/技術參數 |
參數描述 |
|---|---|
| AD9773BSV | 制造商:Analog Devices 功能描述:DAC 2-CH R-2R 12-bit 80-Pin TQFP EP 制造商:Rochester Electronics LLC 功能描述:12BIT 160 MSPS DUAL TXDAC+ D/A CONVERTER - Bulk 制造商:Analog Devices 功能描述:IC 12-BIT DAC |
| AD9773BSVRL | 制造商:Analog Devices 功能描述:DAC 2-CH R-2R 12-bit 80-Pin TQFP EP T/R |
| AD9773BSVZ | 功能描述:IC DAC 12BIT DUAL 160MSPS 80TQFP RoHS:是 類別:集成電路 (IC) >> 數據采集 - 數模轉換器 系列:TxDAC® 標準包裝:1 系列:- 設置時間:4.5µs 位數:12 數據接口:串行，SPI? 轉換器數目:1 電壓電源:單電源 功率耗散（最大）:- 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:8-SOIC（0.154"，3.90mm 寬） 供應商設備封裝:8-SOICN 包裝:剪切帶 (CT) 輸出數目和類型:1 電壓，單極；1 電壓，雙極 采樣率（每秒）:* 其它名稱:MCP4921T-E/SNCTMCP4921T-E/SNRCTMCP4921T-E/SNRCT-ND |
| AD9773BSVZRL | 功能描述:IC DAC 12BIT DUAL 160MSPS 80TQFP RoHS:是 類別:集成電路 (IC) >> 數據采集 - 數模轉換器 系列:TxDAC® 產品培訓模塊:Data Converter Fundamentals DAC Architectures 標準包裝:750 系列:- 設置時間:7µs 位數:16 數據接口:并聯 轉換器數目:1 電壓電源:雙 ± 功率耗散（最大）:100mW 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-LCC（J 形引線） 供應商設備封裝:28-PLCC（11.51x11.51） 包裝:帶卷 (TR) 輸出數目和類型:1 電壓，單極；1 電壓，雙極 采樣率（每秒）:143k |
| AD9773EB | 制造商:AD 制造商全稱:Analog Devices 功能描述:12-Bit, 160 MSPS 2】/4】/8】 Interpolating Dual TxDAC+ D/A Converter |
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