参数资料
型号: AD5425YRM
厂商: Analog Devices Inc
文件页数: 20/25页
文件大小: 0K
描述: IC DAC MULTIPLYING 8BIT 10-MSOP
产品培训模块: Data Converter Fundamentals
DAC Architectures
标准包装: 50
设置时间: 15ns
位数: 8
数据接口: 串行
转换器数目: 1
电压电源: 单电源
功率耗散(最大): 25µW
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: 管件
输出数目和类型: 2 电流,单极;2 电流,双极
采样率(每秒): 9.5M
配用: EVAL-AD5425EBZ-ND - BOARD EVALUATION FOR AD5425
Data Sheet
AD5425
Rev. C | Page 3 of 24
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, ac performance with AD8038, unless otherwise noted.
Table 1.
Parameter
Min
Typ
Max
Unit
Conditions/Comments
STATIC PERFORMANCE
Resolution
8
Bits
Relative Accuracy
±0.25
LSB
Differential Nonlinearity
±0.5
LSB
Guaranteed monotonic
Gain Error
±10
mV
Gain Error Temperature Coefficient
±5
ppm FSR/°C
Output Leakage Current
±10
nA
Data = 0x0000, T
A = 25°C, IOUT1
±20
nA
Data = 0x0000, T = 40°C to +125°C, I
OUT 1
REFERENCE INPUT1
Reference Input Range
±10
V
REF Input Resistance
8
10
12
Input resistance TC = 50 ppm/°C
R
FB Resistance
8
10
12
Input resistance TC = 50 ppm/°C
Input Capacitance
Code Zero Scale
3
6
pF
Code Full Scale
5
8
pF
DIGITAL INPUT/OUTPUT1
Input High Voltage, V
IH
1.7
V
Input Low Voltage, V
IL
0.6
V
Output High Voltage, V
OH
V
DD 1
V
DD = 4.5 V to 5 V, ISOURCE = 200 A
V
DD 0.5
V
DD = 2.5 V to 3.6 V, ISOURCE = 200 A
Output Low Voltage, V
OL
0.4
V
DD = 4.5 V to 5 V, ISINK = 200 A
0.4
V
DD = 2.5 V to 3.6 V, ISINK = 200 A
Input Leakage Current, I
IL
1
A
Input Capacitance
4
10
pF
DYNAMIC PERFORMANCE1
Reference Multiplying Bandwidth
10
MHz
V
REF = ±3.5 V, DAC loaded all 1s
Output Voltage Settling Time
V
REF = ±3.5 V, RLOAD = 100 Ω, DAC latch
alternately loaded with 0s and 1s
Measured to ±1 mV
90
160
ns
Measured to ±4 mV
55
110
ns
Measured to ±16 mV
50
100
ns
Digital Delay
40
75
ns
Interface delay time
10% to 90% Settling Time
15
30
ns
Rise and fall time, V
REF = 10 V, RLOAD = 100 Ω
Digital-to-Analog Glitch Impulse
2
nV-s
1 LSB change around major carry V
REF = 0 V
Multiplying Feedthrough Error
DAC latch loaded with all 0s. V
REF = ±3.5 V
70
dB
1 MHz
48
dB
10 MHz
Output Capacitance
I
OUT1
12
17
pF
All 0s loaded
25
30
pF
All 1s loaded
I
OUT2
22
25
pF
All 0s loaded
10
12
pF
All 1s loaded
Digital Feedthrough
0.1
nV-s
Feedthrough to DAC output with SYNC high
and alternate loading of all 0s and all 1s
Analog THD
81
dB
V
REF = 3.5 V p-p; all 1s loaded, f = 1 kHz
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