DS1876T+TR datasheet(6/69 Pages) MAXIM

Part #	DS1876T+TR

Description	SFP Controller with Dual LDD Interface

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Manufacturer	MAXIM [Maxim Integrated Products]

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6 ______________________________________________________________________________________

SFP Controller with Dual LDD Interface

MOD_, APC_ ELECTRICAL CHARACTERISTICS

(VCC = +2.85V to +3.9V, TA = -40NC to +95NC, unless otherwise noted.)

ANALOG VOLTAGE MONITORING CHARACTERISTICS

(VCC = +2.85V to +3.9V, TA = -40NC to +95NC, unless otherwise noted.)

ANALOG QUICK-TRIP CHARACTERISTICS

(VCC = +2.85V to +3.9V, TA = -40NC to +95NC, unless otherwise noted.)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Main Oscillator Frequency

fOSC

5

MHz

Delta-Sigma Input-Clock

Frequency

fDS

fOSC/2

MHz

Reference Voltage Input (REFIN)

VREFIN

Minimum 0.1FF to GND

2

VCC

V

Output Range

0

VREFIN

V

Output Resolution

See the Delta-Sigma Outputs section for

details

10

Bits

Output Impedance

RDS

35

100

I

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

ADC Resolution

13

Bits

Input/Supply Accuracy

(BMON_, PMON_, VCC)

ACC

At factory setting

0.25

0.5

%FS

Update Rate for Temperature,

BMON_, PMON_, VCC

tRR

64

78

ms

Input/Supply Offset

(BMON_, PMON_, VCC)

VOS

(Note 3)

0

5

LSB

Factory Setting (Note 4)

BMON_, PMON_

2.5

V

VCC

6.5536

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

TXP HI, TXP LO Full-Scale

Voltage

2.507

V

HBIAS Full-Scale Voltage

1.25

V

PMON_ Input Resistance

35

50

65

k

W

Resolution

8

Bits

Error

TA = +25°C

±2

%FS

Integral Nonlinearity

-1

+1

LSB

Differential Nonlinearity

-1

+1

LSB

Temperature Drift

-2.5

+2.5

%FS

Offset

-5

+10

mV

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DS1876T+TR Datasheet(PDF) 6 Page - Maxim Integrated Products

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