AD3530 datasheet(4/45 Pages) AD

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Data Sheet

AD3530/AD3530R

SPECIFICATIONS

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Rev. 0 | 4 of 45

Table 2. Electrical Characteristics (Continued)

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

REFERENCE INPUT

Reference Input Current

375

µA

VREF = VDD= 5.5V and range = 0 to VREF

750

µA

VREF = VDD = 5.5V and range = 0 to 2 × VREF

Reference Input Range

VDD

Range = 0 to VREF

VDD/2

Range = 0 to 2 × VREF

Reference Input Impedance

15.0

kΩ

Range = 0 to VREF

7.5

kΩ

Range = 0 to 2 × VREF

REFERENCE OUTPUT

Output voltage (VOUT)

2.4975

2.5025

TJ = 25°C

Voltage Reference Temperature Coefficient (TC)3

ppm/°C

WLCSP

ppm/°C

WLCSP; TJ = 25°C to +125°C

Output Impedance

0.06

Output Voltage Noise

µV p-p

0.1Hz to 10Hz

Output Voltage Noise Density

nV/√Hz

At TA, f = 10kHz, CL = 10nF, and range = 0 to VREF or 0 to

2× VREF

Maximum Capacitive Load

0.5

Load Regulation Sourcing

µV/mA

At ambient temperature

Output Current Load Capability

Sourcing

100

µA

Sinking

Line Regulation

µV/V

At ambient temperature

Long-Term Stability Drift

ppm

After 1000 hours at 25°C

Thermal Hysteresis

125

ppm

First cycle

ppm

Additional cycles

INTEGRATED MULTIPLEXER

Buffer Output Current

±10

Buffer Output Impedance

0.9

Buffer Offset

Maximum Capacitive Load

470

Multiplexer (Mux) Switching Glitch4

0.5

LOGIC INPUTS

Input Current

±1

μA

Per pin

Input Low Voltage (VIL)

0.3 × IOVDD

Input High Voltage (VIH)

0.7 ×

IOVDD

Input Capacitance

LOGIC OUTPUT (SDO)

Output Low Voltage (VOL)

0.4

Sink current (ISINK) = 200μA

Output High Voltage (VOH)

IOVDD −

0.4

Source current (ISOURCE) = 200μA

Floating State Output Capacitance

POWER REQUIREMENTS

IOVDD

1.08

1.98

IOVDD Pin Current (IIOVDD)

μA

VDD

2.7

5.5

Range = 0 to VREF

VREF +

1.5

5.5

Range = 0 to 2 × VREF

VDD Current (IVDD)

VIH = VDD, VIL = GND, and VDD = 2.7V to 5.5V

Normal Operation5

2.8

3.4

External reference

3.85

4.3

Internal reference

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