参数资料
型号: THS1030CPWR
厂商: TEXAS INSTRUMENTS INC
元件分类: ADC
英文描述: 1-CH 10-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PDSO28
封装: GREEN, PLASTIC, TSSOP-28
文件页数: 15/37页
文件大小: 727K
代理商: THS1030CPWR
THS1030
3V TO 5.5V, 10BIT, 30 MSPS
CMOS ANALOGTODIGITAL CONVERTER
SLAS243E NOVEMBER 1999 REVISED DECEMBER 2003
22
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PRINCIPLES OF OPERATION
operating configuration examples (continued)
AIN
REFTS
REFBS
REFTF
REFBF
REFSENSE
MODE
1.4 V
0.6 V
0.1
F
10
F
0.1
F
0.1
F
VREF = 1.6 V
RA
RB
1 V
1.4 V
0.6 V
1 V
AIN+
AIN
AVDD
2
Figure 25. Differential Operation
Figure 26 shows a center span configuration for an input waveform swinging between 0.2 V and 1.9 V. Pins
REFTS and REFBS are connected to a voltage source of 1.05 V, equal to the mid-scale of the input waveform.
REFTFREFBF should be set equal to the span of the input waveform, 1.7 V, so VREF is connected to an
external source of 1.7 V. REFSENSE must be connected to AVDD to disable the ORG output to VREF (see
Figure 23) to allow this external source to be applied.
AIN
REFTS
REFBS
REFTF
REFBF
REFSENSE
MODE
1.9 V
0.2 V
0.1
F
10
F
0.1
F
0.1
F
1.05 V
DC SOURCE = 1.05 V
VREF
DC SOURCE = 1.7 V
AVDD
2
Figure 26. Center Span Operation
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THS1030EVM 功能描述:数据转换 IC 开发工具 THS1030 Eval Mod RoHS:否 制造商:Texas Instruments 产品:Demonstration Kits 类型:ADC 工具用于评估:ADS130E08 接口类型:SPI 工作电源电压:- 6 V to + 6 V
THS1030IDW 功能描述:模数转换器 - ADC _ RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
THS1030IDWG4 功能描述:模数转换器 - ADC 10-Bit 30 MSPS 1-Ch Pin Comp RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
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