VDD = 2.5 V to 5.5 V, V
參數(shù)資料
型號: AD5327ARU
廠商: Analog Devices Inc
文件頁數(shù): 22/28頁
文件大?。?/td> 0K
描述: IC DAC 12BIT QUAD W/BUFF 16TSSOP
產(chǎn)品培訓(xùn)模塊: Data Converter Fundamentals
DAC Architectures
產(chǎn)品變化通告: Product Discontinuance 27/Oct/2011
標準包裝: 1
設(shè)置時間: 8µs
位數(shù): 12
數(shù)據(jù)接口: DSP,MICROWIRE?,QSPI?,串行,SPI?
轉(zhuǎn)換器數(shù)目: 4
電壓電源: 單電源
功率耗散(最大): 4.5mW
工作溫度: -40°C ~ 105°C
安裝類型: 表面貼裝
封裝/外殼: 16-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 16-TSSOP
包裝: 管件
輸出數(shù)目和類型: 4 電壓,單極;4 電壓,雙極
采樣率(每秒): 125k
AD5307/AD5317/AD5327
Rev. C | Page 3 of 28
SPECIFICATIONS
VDD = 2.5 V to 5.5 V, VREF = 2 V, RL = 2 kΩ to GND, CL = 200 pF to GND. All specifications TMIN to TMAX, unless otherwise noted.
Table 1.
A Version1
B Version
Parameter2
Min
Typ
Max
Min
Typ
Max
Unit
Conditions/Comments
DC PERFORMANCE3, 4
AD5307
Resolution
8
Bits
Relative Accuracy
±0.15
±1
±0.15
±0.625
LSB
Differential Nonlinearity
±0.02
±0.25
±0.02
±0.25
LSB
Guaranteed monotonic by design
over all codes
AD5317
Resolution
10
Bits
Relative Accuracy
±0.5
±4
±0.5
±2.5
LSB
Differential Nonlinearity
±0.05
±0.5
±0.05
±0.5
LSB
Guaranteed monotonic by design
over all codes
AD5327
Resolution
12
Bits
Relative Accuracy
±2
±16
±2
±10
LSB
Differential Nonlinearity
±0.2
±1
±0.2
±1
LSB
Guaranteed monotonic by design
over all codes
Offset Error
±5
±60
±5
±60
mV
VDD = 4.5 V, gain = 2; see Figure 29
Gain Error
±0.3
±1.25
±0.3
±1.25
% FSR
VDD = 4.5 V, gain = 2; see Figure 29
Lower Dead Band5
10
60
10
60
mV
See Figure 29, lower dead band
exists only if offset error is negative
Upper Dead Band
10
60
10
60
mV
See Figure 30, upper dead band
exists only if VREF = VDD and offset
plus gain error is positive
Offset Error Drift6
12
ppm of
FSR/°C
Gain Error Drift
5
ppm of
FSR/°C
DC Power Supply Rejection Ratio
60
dB
VDD = ±10%
DC Crosstalk
200
mV
RL = 2 kΩ to GND or VDD
DAC REFERENCE INPUTS
VREF Input Range
1
VDD
1
VDD
V
Buffered reference mode
0.25
VDD
0.25
VDD
V
Unbuffered reference mode
VREF Input Impedance (RDAC)
>10
Buffered reference mode and
power-down mode
74
90
74
90
Unbuffered reference mode,
0 V to VREF output range
37
45
37
45
Unbuffered reference mode,
0 V to 2 VREF output range
Reference Feedthrough
90
dB
Frequency = 10 kHz
Channel-to-Channel Isolation
75
dB
Frequency = 10 kHz
OUTPUT CHARACTERISTICS
Minimum Output Voltage7
0.001
V
A measure of the minimum drive
capability of the output amplifier
Maximum Output Voltage
VDD
0.001
VDD
0.001
V
A measure of the maximum drive
capability of the output amplifier
DC Output Impedance
0.5
Ω
Short-Circuit Current
25
mA
VDD = 5 V
16
mA
VDD = 3 V
Power-Up Time
2.5
μs
Coming out of power-down mode,
VDD = 5 V
5
μs
Coming out of power-down mode,
VDD = 3 V
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