參數資料
型號: AD5024BRUZ-REEL7
廠商: Analog Devices Inc
文件頁數: 23/28頁
文件大?。?/td> 0K
描述: IC DAC 12BIT QUAD SPI 16-TSSOP
產品培訓模塊: Data Converter Fundamentals
DAC Architectures
標準包裝: 1,000
系列: nanoDAC™
設置時間: 8µs
位數: 12
數據接口: 串行,SPI?
轉換器數目: 4
電壓電源: 單電源
功率耗散(最大): 30mW
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 16-TSSOP(0.173",4.40mm 寬)
供應商設備封裝: 16-TSSOP
包裝: 帶卷 (TR)
輸出數目和類型: 4 電壓,雙極
采樣率(每秒): 125k
AD5024/AD5044/AD5064
Data Sheet
Rev. F | Page 4 of 28
Parameter
B Grade1
Unit
Conditions/Comments
Min
Typ
Max
Min
Typ
Max
LOGIC OUTPUTS (SDO)9
Output Low Voltage, VOL
0.4
V
ISINK = 2 mA
Output High Voltage, VOH
VDD 1
ISOURCE = 2 mA
High Impedance Leakage
Current
±0.002
±1
±0.002
±1
μA
High Impedance Output
Capacitance6
7
pF
POWER REQUIREMENTS
VDD
4.5
5.5
4.5
5.5
V
DAC active, excludes load current
VIH = VDD, VIL = GND, Code = midscale
Normal Mode
4
6
4
6
mA
All Power-Down Modes11
0.4
2
0.4
2
A
TA = 40°C to +105°C
30
A
TA = 40°C to +125°C
1
Temperature range is 40°C to +125°C, typical at 25°C.
2
A grade offered in AD5064 only.
3
Linearity and total unadjusted error are calculated using a reduced code range—AD5064/AD5064-1: Code 512 to Code 65,024; AD5044: Code 128 to Code 16,256;
AD5024: Code 32 to Code 4064. Output unloaded.
4
See the Terminology section.
5
Offset error calculated using a reduced code range—AD5064/AD5064-1: Code 512 to Code 65,024; AD5044: Code 128 to Code 16,256; AD5024: Code 32 to Code 4064.
Output unloaded
6
Guaranteed by design and characterization; not production tested.
7
Time to exit power-down mode to normal mode; 32nd clock edge to 90% of DAC midscale value, output unloaded.
8
Current flowing into individual digital pins. VDD = 5.5 V; VREF = 4.096 V; Code = midscale.
9
AD5064-1 only.
10
Interface inactive. All DACs active. DAC outputs unloaded.
11
All four DACs powered down.
AC CHARACTERISTICS
VDD = 4.5 V to 5.5 V, RL = 5 k to GND, CL = 200 pF to GND, 2.5 V ≤ VREFIN ≤ VDD. All specifications TMIN to TMAX, unless otherwise
noted.
Table 3.
Parameter1, 2
Min
Typ
Max
Unit
Conditions/Comments3
Output Voltage Settling Time
5.8
8
s
to scale and to scale settling to ±1 LSB, RL = 5 k,
single-channel update
10.7
13
s
to scale and to scale settling to ±1 LSB, RL = 5 k, all channel
update
Slew Rate
1.5
V/s
Digital-to-Analog Glitch Impulse
3
nV-sec
1 LSB change around major carry
Reference Feedthrough
90
dB
VREF = 3 V ± 0.86 V p-p, frequency = 100 Hz to 100 kHz
Digital Feedthrough
0.1
nV-sec
Digital Crosstalk
1.9
nV-sec
Analog Crosstalk
2
nV-sec
DAC-to-DAC Crosstalk
3.5
nV-sec
AC Crosstalk
6
nV-sec
Multiplying Bandwidth
340
kHz
VREF = 3 V ± 0.86 V p-p
Total Harmonic Distortion
80
dB
VREF = 3 V ± 0.2 V p-p, frequency = 10 kHz
Output Noise Spectral Density
64
nV/√Hz
DAC code = 0x8400, frequency = 1 kHz
60
nV/√Hz
DAC code = 0x8400, frequency = 10 kHz
Output Noise
6
μV p-p
0.1 Hz to 10 Hz
1
Guaranteed by design and characterization; not production tested.
2
See the Terminology section.
3
Temperature range is 40°C to +125°C, typical at 25°C.
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