Datasheet > AD5245BRJ5-R2

AD5245BRJ5-R2

更新时间： 2024-02-04 13:02:38

品牌	Logo	应用领域
亚德诺 - ADI		数字电位计
页数	文件大小	规格书
16页	853K
描述
256-Position I2C Compatible Digital Potentiometer

阅读下载

获取价格

数据手册

如果您发现信息不准确，欢迎纠错

AD5245BRJ5-R2 数据手册

AD5245

ELECTRICAL CHARACTERISTICS—10 kΩ, 50 kΩ, 100 kΩ VERSIONS

(V_DD= 5 V 10%, or 3 V 10%ꢀ V_A= V_DDꢀ V_B= 0 Vꢀ –40°C < T_A< +125°Cꢀ unless otherwise noted.)

Table 2.

Parameter

Symbol

Conditions

Min

Typ¹

Max

Unit

DC CHARACTERISTICS—RHEOSTAT MODE

Resistor Differential Nonlinearity²

Resistor Integral Nonlinearity²

Nominal Resistor Tolerance³

Resistance Temperature Coefficient

R-DNL

R-INL

∆R_AB

R_WB, V_A= no connect

T_A= 25°C

V_AB= V_DD,

Wiper = no connect

–1

–2

–30

0.1

0.25

+30

LSB

∆R_AB/∆T

ppm/°C

Wiper Resistance

R_W

V_DD= 5 V

120

Ω

DC CHARACTERISTICS—POTENTIOMETER DIVIDER MODE (Specifications apply to all VRs)

Resolution

Bits

Differential Nonlinearity⁴

Integral Nonlinearity⁴

Voltage Divider Temperature Coefficient

Full-Scale Error

DNL

INL

∆V_W/∆T

V_WFSE

V_WZSE

–1

0.1

0.3

–1

LSB

ppm/°C

LSB

Code = 0x80

Code = 0xFF

Code = 0x00

–3

Zero-Scale Error

RESISTOR TERMINALS

Voltage Range⁵

V_A,B,W

C_A,B

GND

V_DD

Capacitance⁶A, B

f = 1 MHz, measured to

GND, Code = 0x80

f = 1 MHz, measured to

GND, Code = 0x80

Capacitance⁶W

C_W

Shutdown Supply Current^ꢀ

Common-Mode Leakage

DIGITAL INPUTS AND OUTPUTS

Input Logic High

I_{DD_SD}

I_CM

V_DD= 5.5 V

V_A= V_B= V_DD/2

0.01

µA

V_IH

V_IL

V_IH

V_IL

I_IL

2.4

2.1

µA

Input Logic Low

Input Logic High

Input Logic Low

Input Current

Input Capacitance⁶

0.8

V_DD= 3 V

V_IN= 0 V or 5 V

0.6

C_IL

POWER SUPPLIES

Power Supply Range

Supply Current

Power Dissipation⁸

V_{DD RANGE}

I_DD

P_DISS

2.ꢀ

5.5

0.2

µA

V_IH= 5 V or V_IL= 0 V

V_IH= 5 V or V_IL= 0 V,

_DD= 5 V

Power Supply Sensitivity

PSS

∆V_DD= +5 V 10%,

Code = Midscale

0.02

0.05 %/%

DYNAMIC CHARACTERISTICS^{6, 9}

Bandwidth –3dB

R_AB= 10 kΩ/50 kΩ/100 kΩ,

Code = 0x80

V_A=1 V rms, V_B= 0 V,

f = 1 kHz, R_AB= 10 kΩ

V_A= 5 V, V_B= 0 V,

1 LSB error band

R_WB= 5 kΩ, RS = 0

600/100/40

kHz

Total Harmonic Distortion

THD_W

t_S

0.05

V_WSettling Time (10 kΩ/50 kΩ/100 kΩ)

Resistor Noise Voltage Density

µs

e_{N_WB}

nV/√Hz

Rev. 0 | Page 4 of 16

1 2 345 6 7...16

下载PDF

与AD5245BRJ5-R2相关器件

型号	品牌	描述	获取价格	数据表
AD5245BRJ5-RL7	ADI	256-Position I2C Compatible Digital Potentiometer	获取价格
AD5245BRJZ10	ADI	10K DIGITAL POTENTIOMETER, 2-WIRE SERIAL CONTROL INTERFACE, 256 POSITIONS, PDSO8	获取价格
AD5245BRJZ100-R2	ADI	256-Position I2C-Compatible Digital Potentiometer	获取价格
AD5245BRJZ100-R21	ADI	256-Position I2C-Compatible Digital Potentiometer	获取价格
AD5245BRJZ100-RL7	ADI	256-Position I2C-Compatible Digital Potentiometer	获取价格
AD5245BRJZ100-RL71	ADI	256-Position I2C-Compatible Digital Potentiometer	获取价格