Datasheet > LTC2942CDCBTRMPBF

LTC2942CDCBTRMPBF

更新时间： 2022-12-26 05:39:05

品牌	Logo	应用领域
凌特 - Linear		电池仪表
页数	文件大小	规格书
16页	174K
描述
Battery Gas Gauge with Temperature, Voltage Measurement

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LTC2942CDCBTRMPBF 数据手册

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LTC2942

ELECTRICAL CHARACTERISTICS ^Thel denotes the speciﬁcations which apply over the full operating

temperature range, otherwise speciﬁcations are at T_A= 25°C. (Note 2)

SYMBOL

Voltage Measurement ADC

Resolution (No Missing Codes)

Full-Scale ꢀoltage

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

(Note 8)

Bits

ꢀ

Quantization Step of 14-Bit

ꢀoltage ADC

(Note 6)

366.2

μꢀ

Δꢀ

LSB

TUE

ꢀoltage Total Unadjusted Error

ꢀ

1.3

Gain

Gain Accuracy

Offset

1.3

±15

±4

LSB

ꢀ

Extrapolated from Measurements at ±.±ꢀ and 2.7ꢀ

±1

INL

Integral Nonlinearity

Conversion Time

1±

CONꢀ

Temperature Measurement ADC

Resolution (No Missing Code)

Full-Scale Temperature

(Note 8)

(Note 6)

Bits

655

Quantization Step of 15-Bit

Temperature ADC

5.±86

ΔT

LSB

TUE

Temperature Total Unadjusted

Error

ꢀ

+ ≥ 2.8ꢀ (Note 8)

SENSE

±±

±3

Conversion Time

1±

CONꢀ

Digital Inputs and Digital Outputs

ꢀ

Logic Input Threshold, AL/CC,

5.3 • ꢀ

5.7 • ꢀ

SENSE

ꢀ

ITH

SENSE

SCL, SDA

ꢀ

Low Level Output ꢀoltage, AL/CC, I = 3mA

SDA

5.4

Input Leakage, AL/CC, SCL, SDA

ꢀ

= ꢀ

+/2

SENSE

μA

Input Capacitance, AL/CC, SCL,

SDA

(Note 8)

Minimum Charge Complete (CC)

Pulse Width

μs

PCC

I C Timing Characteristics

Maximum SCL Clock Frequency

Bus Free Time Between Stop/Start

455

955

kHz

μs

SCL(MAX)

BUF(MIN)

1.3

Minimum Repeated Start Set-Up

Time

655

SU,STA(MIN)

Minimum Hold Time (Repeated)

Start Condition

655

155

HD,STA(MIN)

SU,STO(MIN)

SU,DAT(MIN)

Minimum Set-Up Time for Stop

Condition

Minimum Data Setup Time Input

2942f

1 234 5 6 7...16

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