MAX14002 datasheet(4/34 Pages) MAXIM

Part #	MAX14002

Description	Configurable, Isolated 10-bit ADCs for Multi-Range Binary Inputs

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Manufacturer	MAXIM [Maxim Integrated Products]

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(VDDL - VGNDL = 1.71V to 5.5V, VDD - VGNDL = 3.0V to 3.6V, RISET = 120kΩ, TA = -40°C to +125°C, VGNDF = VGNDL. Typical values

are at TA = +25°C with VDDL = VDD = +3.3V, RISET = 120kΩ, VGNDF = VGNDL.) (Notes 2, 3)

MAX14001/MAX14002

Configurable, Isolated 10-bit ADCs for

Multi-Range Binary Inputs

www.maximintegrated.com

Maxim Integrated │ 4

Electrical Characteristics (continued)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

BIAS CURRENT DAC

Full-Scale Current

Excludes RISET errors

3.375

3.75

4.125

mA

Resolution

0.25

mA

Offset Error

IBIAS[3:0] = 0 (see CFG register)

50

100

µA

Integral Nonlinearity

INL

0.25

LSB

INRUSH CURRENT DAC

Full-Scale Current

Excludes RISET errors

94.5

105

115.5

mA

Resolution

7

mA

Offset

IINR[3:0] = 0 (see INRP register)

50

100

µA

Integral Nonlinearity

INL

0.25

LSB

Inrush Current

MAX14002 only. Excludes RISET errors

44.1

49

53.9

mA

INRUSH TIMER

Range

Nominal

0

120

ms

Resolution

Programmed by TINR[3:0] (see INRP register)

8

ms

Error

-20

+20

%

Maximum Duty Cycle

DU1 = 0, DU0 = 1 (see INRP register)

1.6

%

DU1 = 1, DU0 = 0 (see INRP register)

3.1

DU1 = 1, DU0 = 1 (see INRP register)

6.3

Inrush Duration

MAX14002 only

38.4

48

57.6

ms

INRUSH COMPARATOR

Range

0

ADC FS

V

Resolution

10

Bits

Latency (No Filtering)

From input voltage = INRT until IINR = 50% of set

value (Notes 4, 7)

22

160

µs

Latency (2 Readings)

From input voltage = INRT until IINR = 50% of set

value (Notes 4, 7)

102

280

µs

Latency (4 Readings)

From input voltage = INRT until IINR = 50% of set

value (Notes 4, 7)

192

520

µs

Latency (8 Readings)

From input voltage = INRT until IINR = 50% of set

value (Notes 4, 7)

356

1000

µs

LOGIC I/O LEVELS

Input High Voltage

VIH

SCLK, SDI, CS

0.7 x VDDL

V

Input Low Voltage

VIL

SCLK, SDI, CS

0.3 x VDDL

V

Input Hysteresis

VHYST

SCLK, SDI, CS

0.05 x

VDDL

V

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