MAXQ7670 datasheet(3/38 Pages) MAXIM

Part #	MAXQ7670

Description	Microcontroller with 10-Bit ADC, PGA, 64KB Flash, and CAN Interface

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Manufacturer	MAXIM [Maxim Integrated Products]

Direct Link	https://www.maximintegrated.com/en.html

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3 / 38 page

Microcontroller with 10-Bit ADC,

PGA, 64KB Flash, and CAN Interface

_______________________________________________________________________________________

3

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

MEMORY SECTION

Flash Memory Size

Program or data storage

64

KB

Flash Page Size

16-bit word size

256

Words

Flash Erase/Write Endurance

Program or data (Note 7)

10,000

Cycles

All flash, TA = +25°C

100

Flash Data Retention (Note 7)

All flash, TA = +85°C

15

Years

Flash page erase

20

50

Flash Erase Time

Entire flash mass erase

200

500

ms

Flash single word programming

20

40

µs

Flash Programming Time

Entire flash programming

0.66

1.31

s

RAM Memory Size

2KB

Utility ROM Size

16-bit word size

4

KWords

ANALOG SENSE PATH (Includes PGA and ADC)

Resolution

NADC

No missing codes

10

Bits

PGA gain = 16V/V, bipolar mode,

VIN = ±100mV, 150.9ksps

±0.5

±1

Integral Nonlinearity

INLADC

PGA gain = 1V/V, unipolar mode,

VIN = +1.0V, 250ksps

±0.4

±1

LSB10

Differential Nonlinearity

DNLADC

PGA gain = 1V/V or 16V/V

±0.4

±1

LSB10

Input-Referred Offset Error

Test at TA = +25°C,

PGA gain = 1V/V or 16V/V

±1

±10

mV

Offset-Error Temperature

Coefficient

PGA gain = 16V/V, bipolar mode

±2

µV/°C

Gain Error

PGA gain = 16V/V, bipolar mode,

excludes offset and reference error,

test at TA = +25°C

-2

+2

%

Gain-Error Temperature

Coefficient

PGA gain = 16V/V, bipolar mode

±5

ppm/°C

Conversion Clock Frequency

fADCCLK

fSYSCLK = 8MHz or 16MHz

0.5

4.0

MHz

PGA gain = 16V/V, fADCCLK = 4MHz

150.9

Sample Rate

fSAMPLE

PGA gain = 1V/V, fADCCLK = 4MHz

250

ksps

PGA gain = 16V/V,

13.5 ADCCLK cycles at 4MHz

3.375

Channel Select, Track-and-

Hold Acquisition Time

tACQ

PGA gain = 1V/V,

three ADCCLK cycles at 4MHz

0.75

µs

Conversion Time

tCONV

13 ADCCLK cycles at 4MHz

3.25

µs

ELECTRICAL CHARACTERISTICS (continued)

(VDVDDIO = +5.0V, VAVDD = +3.3V, VDVDD = +2.5V, VREFADC = +3.3V, system clock = 16MHz. TA = TMIN to TMAX, unless otherwise

noted. Typical values are at TA = +25°C.) (Note 1)

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