参数资料
型号: AD5371BSTZ
厂商: Analog Devices Inc
文件页数: 26/29页
文件大小: 0K
描述: IC DAC 14BIT 40CH SER 80-LQFP
标准包装: 1
设置时间: 20µs
位数: 14
数据接口: DSP,MICROWIRE?,QSPI?,串行,SPI?
转换器数目: 40
电压电源: 模拟和数字,双 ±
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 80-LQFP
供应商设备封装: 80-LQFP(12x12)
包装: 托盘
输出数目和类型: 40 电压,单极;40 电压,双极
采样率(每秒): *
AD5371
Rev. B | Page 5 of 28
Parameter
Min
Typ1
Max
Unit
Test Conditions/Comments1
LVDS INTERFACE (REDUCED RANGE LINK)
Digital Inputs2
Input Voltage Range
875
1575
mV
Input Differential Threshold
–0.1
+0.1
V
External Termination Resistance
80
100
132
Ω
Differential Input Voltage
100
mV
POWER REQUIREMENTS
DVCC
2.5
5.5
V
VDD
9
16.5
V
VSS
16.5
4.5
V
Power Supply Sensitivity2
Full Scale/VDD
75
dB
Full Scale/VSS
75
dB
Full Scale/DVCC
90
dB
DICC
2
mA
DVCC = 5.5 V, VIH = DVCC, VIL = GND; normal
operating conditions
IDD
18
mA
Outputs unloaded, DAC outputs = 0 V
20
mA
Outputs unloaded, DAC outputs = full scale
ISS
18
mA
Outputs unloaded, DAC outputs = 0 V
20
mA
Outputs unloaded, DAC outputs = full scale
Power Dissipation Unloaded (P)
280
mW
VSS = 8 V, VDD = 9.5 V, DVCC = 2.5 V
Power-Down Mode
Control register power-down bit set
DICC
5
μA
IDD
35
μA
ISS
35
μA
Junction Temperature3
130
°C
TJ = TA + PTOTAL × θJA
1 Typical specifications are at 25°C.
2 Guaranteed by design and characterization; not production tested.
3 θJA represents the package thermal impedance.
AC CHARACTERISTICS
DVCC = 2.5 V; VDD = 15 V; VSS = 15 V; VREF = 3 V; AGND = DGND = SIGGNDx = 0 V; CL = 200 pF; RL = 10 kΩ; gain (M), offset (C),
and DAC offset registers at default values; all specifications TMIN to TMAX, unless otherwise noted.
Table 3. AC Characteristics1
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
DYNAMIC PERFORMANCE
Output Voltage Settling Time
20
μs
Settling to 1 LSB from a full-scale change
30
μs
DAC latch contents alternately loaded with all 0s and all 1s
Slew Rate
1
V/μs
Digital-to-Analog Glitch Energy
5
nV-s
Glitch Impulse Peak Amplitude
10
mV
Channel-to-Channel Isolation
100
dB
VREF0, VREF1, VREF2 = 2 V p-p, 1 kHz
DAC-to-DAC Crosstalk
20
nV-s
Digital Crosstalk
0.2
nV-s
Digital Feedthrough
0.02
nV-s
Effect of input bus activity on DAC output under test
Output Noise Spectral Density @ 10 kHz
250
nV/√Hz
VREF = 0 V
1 Guaranteed by design and characterization; not production tested.
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