参数资料
型号: AD5446YRMZ-RL7
厂商: Analog Devices Inc
文件页数: 24/29页
文件大小: 0K
描述: IC DAC 14BIT SRL 10MSOP
设计资源: Versatile High Precision Programmable Current Sources Using DACs, Op Amps, and MOSFET Transistors (CN0151)
标准包装: 1,000
位数: 14
数据接口: DSP,MICROWIRE?,QSPI?,串行,SPI?
转换器数目: 1
电压电源: 单电源
功率耗散(最大): 50.5µW
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
供应商设备封装: 10-MSOP
包装: 带卷 (TR)
输出数目和类型: 2 电流,单极;2 电流,双极
采样率(每秒): 2.7M
Data Sheet
AD5444/AD5446
Rev. E | Page 3 of 28
SPECIFICATIONS
VDD = 2.5 V to 5.5 V, VREF = 10 V, IOUT2 = 0 V. Temperature range for Y version: 40°C to +125°C. All specifications TMIN to TMAX,
unless otherwise noted. DC performance measured with OP177, and ac performance measured with AD8038, unless otherwise noted.
Table 1.
Parameter
Min
Typ
Max
Unit
Conditions
STATIC PERFORMANCE
AD5444
Resolution
12
Bits
Relative Accuracy
±0.5
LSB
Differential Nonlinearity
±1
LSB
Guaranteed monotonic
Total Unadjusted Error (TUE)
±1
LSB
Gain Error
±0.5
LSB
AD5446
Resolution
14
Bits
Relative Accuracy
±2
LSB
Differential Nonlinearity
1/+2
LSB
Guaranteed monotonic
Total Unadjusted Error (TUE)
±4
LSB
Gain Error
±2.5
LSB
Gain Error Temperature Coefficient1
±2
ppm FSR/°C
Output Leakage Current
±1
nA
Data = 0x0000, TA = 25°C, IOUT1
±10
nA
Data = 0x0000, TA = 40°C to +125°C, IOUT1
REFERENCE INPUT1
Reference Input Range
±10
V
VREF Input Resistance
7
9
11
k
Input resistance TC = 50 ppm/°C
RFB Feedback Resistance
7
9
11
k
Input resistance TC = 50 ppm/°C
Input Capacitance
Zero-Scale Code
18
22
pF
Full-Scale Code
18
22
pF
DIGITAL INPUTS/OUTPUTS1
Input High Voltage, VIH
2.0
V
VDD = 3.6 V to 5 V
1.7
V
VDD = 2.5 V to 3.6 V
Input Low Voltage, VIL
0.8
V
VDD = 2.7 V to 5.5 V
0.7
V
VDD = 2.5 V to 2.7 V
Output High Voltage, VOH
VDD 1
V
VDD = 4.5 V to 5 V, ISOURCE = 200 A
VDD 0.5
V
VDD = 2.5 V to 3.6 V, ISOURCE = 200 A
Output Low Voltage, VOL
0.4
V
VDD = 4.5 V to 5 V, ISINK = 200 A
0.4
V
VDD = 2.5 V to 3.6 V, ISINK = 200 A
Input Leakage Current, IIL
±1
nA
TA = 25°C
±10
nA
TA = 40°C to +125°C
Input Capacitance
10
pF
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