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参数资料
| 型号： | DAC7643VFBTG4 |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | DAC |
| 英文描述： | PARALLEL, WORD INPUT LOADING, 8 us SETTLING TIME, 16-BIT DAC, PQFP32 |
| 封装： | GREEN, PLASTIC, LQFP-32 |
| 文件页数： | 7/25页 |
| 文件大小： | 981K |
| 代理商： | DAC7643VFBTG4 |
DAC7642, DAC7643
15
SBAS233
www.ti.com
FIGURE 6. Single-Supply Buffered Reference with VREFL of 50mV.
V
OUTA
V
OUTA Sense
V
REFL Sense
V
REFL
V
REFH
V
REFH Sense
V
OUTB Sense
V
OUTB
32
31
30
29
28
27
26
25
DAC7642
DAC7643
1000pF
V
OUT
V
OUT
100
+2.5V
2k
98k
+0.050V
+V
OPA2350
2200pF
1000pF
2200pF
100
FIGURE 7. Integral Linearity and Differential Linearity Error
Curves for Figure 6.
FIGURE 8. Integral Linearity and Differential Linearity Error
Curves for Figure 9.
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
LE
(LSB)
DLE
(LSB)
LINEARITY ERROR AND
DIFFERENTIAL LINEARITY ERROR vs CODE
(DAC A, +25
°C)
0000
H
2000
H
4000
H
6000
H
8000
H
Digital Input Code
A000
H C000H
E000
H FFFFH
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
LE
(LSB)
DLE
(LSB)
LINEARITY ERROR AND
DIFFERENTIAL LINEARITY ERROR vs CODE
(DAC A, +25
°C)
0000
H
2000
H
4000
H
6000
H
8000
H
Digital Input Code
A000
H C000H
E000
H FFFFH
FIGURE 9. Single-Supply Buffered Reference with VREFL = +1.25V and VREFH = +2.5V.
V
OUTA
V
OUTA Sense
V
REFL Sense
V
REFL
V
REFH
V
REFH Sense
V
OUTB Sense
V
OUTB
32
31
30
29
28
27
26
25
DAC7642
DAC7643
1000pF
V
OUT
V
OUT
100
+V
OPA2350
2200pF
1000pF
2200pF
+2.5V
+V
+1.25V
100
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相关代理商/技术参数 |
参数描述 |
|---|---|
| DAC7643VFR | 功能描述:数模转换器- DAC 16-Bit Dual Voltage Output DAC RoHS:否 制造商:Texas Instruments 转换器数量:1 DAC 输出端数量:1 转换速率:2 MSPs 分辨率:16 bit 接口类型:QSPI, SPI, Serial (3-Wire, Microwire) 稳定时间:1 us 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-14 封装:Tube |
| DAC7643VFRG4 | 功能描述:数模转换器- DAC 16-Bit Dual Voltage Output DAC RoHS:否 制造商:Texas Instruments 转换器数量:1 DAC 输出端数量:1 转换速率:2 MSPs 分辨率:16 bit 接口类型:QSPI, SPI, Serial (3-Wire, Microwire) 稳定时间:1 us 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-14 封装:Tube |
| DAC7643VFT | 功能描述:数模转换器- DAC 16-Bit Dual Voltage Output DAC RoHS:否 制造商:Texas Instruments 转换器数量:1 DAC 输出端数量:1 转换速率:2 MSPs 分辨率:16 bit 接口类型:QSPI, SPI, Serial (3-Wire, Microwire) 稳定时间:1 us 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-14 封装:Tube |
| DAC7643VFTG4 | 功能描述:数模转换器- DAC 16-Bit Dual Voltage Output DAC RoHS:否 制造商:Texas Instruments 转换器数量:1 DAC 输出端数量:1 转换速率:2 MSPs 分辨率:16 bit 接口类型:QSPI, SPI, Serial (3-Wire, Microwire) 稳定时间:1 us 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-14 封装:Tube |
| DAC7644 | 制造商:BB 制造商全称:BB 功能描述:16-Bit, Quad Voltage Output DIGITAL-TO-ANALOG CONVERTER |
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