Rainbow-electronics DS2756 Manual de usuario descargar pdf (Pagina 2)

DS2756: High-Accuracy Battery Fuel Gauge with Programmable Suspend Mode

2 of 26

ABSOLUTE MAXIMUM RATINGS

Voltage on PIO Pin, Relative to V

-0.3V to +12V

Voltage on All Other Pins, Relative to V

-0.3V to +6V

Continuous Sink Current, DQ, PIO 12mA

Operating Temperature Range -40°C to +85°C

Storage Temperature Range -55°C to +125°C

Soldering Temperature See J-STD-020A Specification

This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operation

sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods of time may affect reliability.

RECOMMENDED DC OPERATING CONDITIONS

(3.0V £ V

£ 5.5V, T

= -20°C to +70°C.)

PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS

Supply Voltage V

(Note 1) 3.0 5.5 V

Data Pin DQ (Note 1) -0.3 +5.5 V

Pin V

(Note 1) -0.3 +5.5 V

DC ELECTRICAL CHARACTERISTICS

(3.0V £ V

£ 5.5V, T

= -20°C to +70°C.)

PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS

DQ = V

, EEC bit = 0,

3.0V < V

< 4.2V

75 100

Active Mode

Supply Current

ACTIVE

DQ = V

DD,

EEC bit = 0 120

Sleep Mode

Supply Current

SLEEP

DQ = 0V, PIE = 00b 1 3

Suspend Mode

Supply Current

SUSPEND

DQ = 0V, PIE ≠ 00b

(Note 11)

1.5 4

Current Measurement Input

Range

IS1-IS2

(Note 2)

±64

Current Register Offset

Error

OERR

(Note 4) ±7.813

mV/R

Current Gain Error I

GERR

(Notes 2, 5)

±1

reading

24 Hour Accumulated

Current Error

IS1-IS2

= 0, OBEN set,

(Notes 2, 3, 6)

-200 -100 0 µVhr/R

Current Sampling

Frequency

SAMP

1456 Hz

IS1-VSS, IS2-SNS Filter

Resistors

+25°C

Input Resistance: V

= V

Voltage Offset Error V

OERR

(Note 7)

±5

Voltage Gain Error V

GERR

±2

reading

Temperature Error T

ERR

(Note 8)

±3 °C

Input Logic High: DQ, PIO V

(Note 1) 1.5 V

Input Logic Low: DQ, PIO V

(Note 1) 0.4 V

Output Logic Low: DQ, PIO V

= 4mA (Note 1) 0.4 V

DQ Pulldown Current I

DQ Capacitance C

60 pF

DQ Low-to-Sleep Time t

SLEEP

2.1 s

Suspend Period Accuracy t

SUS_ERR

±30

Minimum Active Mode t

ACT_MIN

87 90 93 ms

1 2 3 4 5 6 7 ... 25 26

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Rainbow-electronics DS2756 Manual de usuario Pagina 2

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