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參數(shù)資料
| 型號： | DAC8541EVM |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | DAC8541EVM(DAC8541評估板) |
| 中文描述： | DAC8541EVM（DAC8541評估板） |
| 文件頁數(shù)： | 24/26頁 |
| 文件大小： | 351K |
| 代理商： | DAC8541EVM |
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Jumper Setting Reference
3-6
3.3
Jumper Setting Reference
The illustrations in Table 3-6 shows the function of each jumper on the
DAC8541EVM.
Table 3-6.Jumper Setting Function
Reference
Jumper Setting
1
Function
W1
3
V
REF(L)
tied to AGND
1
3
Enables V
REF(L)
to be supplied by an external source of reference voltage
through TP1
W2
1
3
Enables the onboard adjustable reference to supply voltage for V
REF(H)
1
3
Enables V
REF(H)
to be supplied by an external source of reference voltage
through TP2
W3
1
3
Negative supply rail of op amp, U2, is -15 V for bipolar application
1
3
Negative supply rail of op amp, U2, is tied to AGND for unipolar application
W4
1
3
Positive supply rail of op amp, U2, is 15 V.
1
3
Positive supply rail of op amp, U2, is V
CC
.
2
6
4
1
2
5
6
3
4
Routes the raw output of the DAC8531 to J4-2 and J5 output terminals
W5
1
5
3
Routes the output of U2 to J4-2 and 51 output terminals. Used for unipolar
and bipolar modes of operation.
2
6
4
1
5
3
Routes the output of U2 to J4-2 and J5 output terminals. Used for capacitive
load driving.
Disconnects V
REF(H)
from the negative input terminal of U2
W6
Allows V
REF(H)
to be routed to the negative input terminal of U2 for bipolar
operation
W7
Disconnects the negative terminal of U2 to AGND and disables 2
×
gain
Configures U2 for a 2
×
gain output in unipolar mode
W8
Separate AGND and DGND from EVM board
Connect AGND and DGND of EVM board
Legend:
Indicates the corresponding pins that are shorted or closed.
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