参数资料
型号: MAX5389NAUD+T
厂商: Maxim Integrated Products
文件页数: 3/13页
文件大小: 0K
描述: IC DGTL POT 256POS 100K 14TSSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
接片: 256
电阻(欧姆): 100k
电路数: 2
温度系数: 标准值 35 ppm/°C
存储器类型: 易失
接口: 6 线串行(芯片选择,递增,增/减)
电源电压: 2.6 V ~ 5.5 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 14-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 14-TSSOP
包装: 带卷 (TR)
______________________________________________________________________________________ 11
MAX5389
Dual, 256-Tap, Volatile, Low-Voltage
Linear Taper Digital Potentiometer
Variable Gain Current to Voltage Converter
Figure 7 shows a variable gain current to voltage con-
verter using a potentiometer as a variable resistor.
LCD Bias Control
Figure 8 shows a positive LCD bias control circuit using
a potentiometer as a voltage-divider.
Figure 9 shows a positive LCD bias control circuit using
a potentiometer as a variable resistor
Programmable Filter
Figure 10 shows a programmable filter using a dual
potentiometer.
Offset Voltage Adjustment Circuit
Figure 11 shows an offset voltage adjustment circuit
using a dual potentiometer.
Figure 7. Variable Gain I-to-V Converter
Figure 8. Positive LCD Bias Control Using a Voltage-Divide
Figure 9. Positive LCD Bias Control Using a Variable Resistor
Figure 10. Programmable Filter
L
R1
R2
R3
VOUT
IS
H
W
VOUT = -IS x ((R3 x (1 + R2/R1)) + R2)
L
VOUT
H
W
+5V
L
VOUT
H
W
+5V
VOUT
VIN
LA
HA
WB
LB
HB
R2
R1
R3
WA
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