AVDD = 11.4 V t" />
參數(shù)資料
型號(hào): AD5744RCSUZ-REEL7
廠(chǎng)商: Analog Devices Inc
文件頁(yè)數(shù): 29/32頁(yè)
文件大?。?/td> 0K
描述: IC DAC QUAD 14BIT 1LSB 32TQFP
產(chǎn)品培訓(xùn)模塊: Data Converter Fundamentals
DAC Architectures
產(chǎn)品變化通告: AD5764(R), AD5744R Product Change 04/Sept/2009
標(biāo)準(zhǔn)包裝: 500
設(shè)置時(shí)間: 10µs
位數(shù): 14
數(shù)據(jù)接口: 串行
轉(zhuǎn)換器數(shù)目: 4
電壓電源: 模擬和數(shù)字,雙 ±
功率耗散(最大): 387mW
工作溫度: -40°C ~ 85°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 32-TQFP
供應(yīng)商設(shè)備封裝: 32-TQFP(7x7)
包裝: 帶卷 (TR)
輸出數(shù)目和類(lèi)型: 4 電壓,雙極
采樣率(每秒): *
AD5744R
Data Sheet
Rev. E | Page 6 of 32
AC PERFORMANCE CHARACTERISTICS
AVDD = 11.4 V to 16.5 V, AVSS = 11.4 V to 16.5 V, AGND = DGND = REFGND = PGND = 0 V; REFAB = REFCD = 5 V external;
DVCC = 2.7 V to 5.25 V, RLOAD = 10 kΩ, CL = 200 pF. All specifications TMIN to TMAX, unless otherwise noted.
Table 2.
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
DYNAMIC PERFORMANCE1
Output Voltage Settling Time
8
μs
Full-scale step to ±1 LSB
10
μs
2
μs
512 LSB step settling
Slew Rate
5
V/μs
Digital-to-Analog Glitch Energy
8
nV-sec
Glitch Impulse Peak Amplitude
25
mV
Channel-to-Channel Isolation
80
dB
DAC-to-DAC Crosstalk
8
nV-sec
Digital Crosstalk
2
nV-sec
Digital Feedthrough
2
nV-sec
Effect of input bus activity on DAC outputs
Output Noise (0.1 Hz to 10 Hz)
0.025
LSB p-p
Output Noise (0.1 Hz to 100 kHz)
45
μV rms
1/f Corner Frequency
1
kHz
Output Noise Spectral Density
60
nV/√Hz
Measured at 10 kHz
Complete System Output Noise
Spectral Density2
80
nV/√Hz
Measured at 10 kHz
1 Guaranteed by design and characterization; not production tested.
2 Includes noise contributions from integrated reference buffers, 14-bit DAC, and output amplifier.
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