参数资料
型号: DAC8420FSZ-REEL
厂商: Analog Devices Inc
文件页数: 18/24页
文件大小: 0K
描述: IC DAC 12BIT QUAD SRL LP 16SOIC
产品培训模块: Data Converter Fundamentals
DAC Architectures
标准包装: 1,000
设置时间: 8µs
位数: 12
数据接口: 串行
转换器数目: 4
电压电源: 双 ±
功率耗散(最大): 255mW
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.295",7.50mm 宽)
供应商设备封装: 16-SOIC W
包装: 带卷 (TR)
输出数目和类型: 4 电压,单极;4 电压,双极
采样率(每秒): 125k
DAC8420
Rev. B | Page 3 of 24
SPECIFICATIONS
ELECTRICAL CHARACTERISTICS1
@ VDD = +5.0 V ± 5%, VSS = 0 V, VVREFHI = +2.5 V, VVREFLD = 0 V, and VSS = 5.0 V ± 5%, VVREFLO = 2.5 V, 40°C ≤ TA ≤ +85°C unless
otherwise noted.2
Table 1.
Parameter
Symbol
Condition
Min
Typ
Max
Unit
STATIC ACCURACY
Integral Linearity E Grade
INL
±
±1
LSB
Integral Linearity E Grade
INL
VSS = 0 V3
±
±3
LSB
Integral Linearity F Grade
INL
±
±2
LSB
Integral Linearity F Grade
INL
VSS = 0 V3
±1
±4
LSB
Differential Linearity
DNL
Monotonic over temperature
±
±1
LSB
Zero-Scale Error
ZSE
RL = 2 kΩ, VSS = 5 V
±4
LSB
Full-Scale Error
FSE
RL = 2 kΩ, VSS = 5 V
±4
LSB
Zero-Scale Error
ZSE
RL = 2 kΩ, VSS = 0 V3
±8
LSB
Full-Scale Error
FSE
RL = 2 kΩ, VSS = 0 V3
±8
LSB
Zero-Scale Temperature Coefficient
TCZSE
RL = 2 kΩ, VSS = 5 V4
±10
ppm/°C
Full-Scale Temperature Coefficient
TCFSE
RL = 2 kΩ, VSS = 5 V4
±10
ppm/°C
MATCHING PERFORMANCE
Linearity Matching
±1
LSB
REFERENCE
Positive Reference Input Range5
VVREFHI
VVREFLO + 2.5
VDD 2.5
V
Negative Reference Input Range5
VVREFLO
VSS
VVREFHI 2.5
V
Negative Reference Input Range
VVREFLO
VSS = 0 V5
0
VVREFHI 2.5
V
Reference High Input Current
IVREFHI
Code 0x000, Code 0x555
0.75
±0.25
+0.75
mA
Reference Low Input Current
IVREFLO
Code 0x000, Code 0x555, VSS = 5 V
1.0
0.6
mA
AMPLIFIER CHARACTERISTICS
Output Current
IOUT
VSS = 5 V
1.25
+1.25
mA
Settling Time
tS
To 0.01%6
8
μs
Slew Rate
SR
10% to 90%6
1.5
V/μs
LOGIC CHARACTERISTICS
Logic Input High Voltage
VINH
2.4
V
Logic Input Low Voltage
VINL
0.8
V
Logic Input Current
IIN
10
μA
Input Capacitance4
CIN
13
pF
LOGIC TIMING CHARACTERISTICS4, 7
Data Setup Time
tDS
25
ns
Data Hold
tDH
55
ns
Clock Pulse Width High
tCH
90
ns
Clock Pulse Width Low
tCL
120
ns
Select Time
tCSS
90
ns
Deselect Delay
tCSH
5
ns
Load Disable Time
tLD1
130
ns
Load Delay
tLD2
35
ns
Load Pulse Width
tLDW
80
ns
Clear Pulse Width
tCLRW
150
ns
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