参数资料
型号: THS1031IPWLE
厂商: TEXAS INSTRUMENTS INC
元件分类: ADC
英文描述: 10-CH 10-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PDSO28
封装: PLASTIC, TSSOP-28
文件页数: 3/22页
文件大小: 296K
代理商: THS1031IPWLE
THS1031
COMPLETE SOLUTION 2.7 V ~ 5.5 V, 10-BIT, 30 MSPS
CMOS ANALOG-TO-DIGITAL CONVERTER
SLAS242 – NOVEMBER 1999
11
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
D External divider: The internal reference can be set to a voltage between 1 V and 2 V by adding external
resistors.
VBG
VREF = 1 + (Ra/Rb)
_
+
ADC/DAC
REF
REFSENSE
AGND
+
THS1031
Ra
Rb
Figure 5. VREF External Divider Reference Mode
D External reference: The internal reference may be overridden by using an external reference. This
condition is met by connecting REFSENSE to AVDD and an external reference circuit to the VREF pin.
VBG
VREF = External
_
+
ADC/DAC
REF
REFSENSE
AGND
+
THS1031
AGND
AVDD
Figure 6. VREF External Reference Mode
PRODUCT
PREVIEW
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