Rainbow-electronics MAXQ2010 Manual de usuario descargar pdf (Pagina 6)

MAXQ2010

16-Bit Mixed-Signal Microcontroller with LCD

6 _______________________________________________________________________________________

RECOMMENDED DC OPERATING CONDITIONS (continued)

DVDD

= V

AVDD

= 2.7V to 3.6V, T

= -40°C to +85°C.) (Note 1)

PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS

FLASH PROGRAMMING

System Clock During Flash

Programming/Erase

2 MHz

Mass erase 24

Flash Erase Time

Page erase 24

Flash Programming Time per

Word (Note 12)

66 μs

Write/Erase Cycles 20,000 Cycles

Data Retention T

= +25°C 100 Years

ANALOG-TO-DIGITAL CONVERTER (Note 13)

Serial Clock Frequency f

SCLK

0.1 5 MHz

Unipolar (single-ended) 0 V

REF

Input Voltage Range V

AIN

Bipolar (differential) (Note 14) -V

REF

/2 +V

REF

Analog Input Capacitance C

AIN

16 pF

AVDD1

SCLK

= 5MHz, internal reference 1.9 2.5 mA

Current Consumption (Note 4)

AVDD2

SCLK

= 5MHz, external reference (internal

reference disabled)

1.1 1.3 μA

ANALOG-TO-DIGITAL CONVERTER PERFORMANCE (V

REF

= V

AVDD

, 0.1μF capacitor on V

REF

, f

SCLK

= 5MHz)

Resolution 12 Bits

Integral Nonlinearity INL ±1 ±2 LSB

Differential Nonlinearity DNL No missing codes over temperature ±1 LSB

Offset Error VOS ±2 LSB

Offset Temperature Coefficient ±0.5 ppm/°C

Gain Error ±1 %

Gain Temperature Coefficient ±0.5 ppm/°C

Signal-to-Noise Plus Distortion SINAD f

= 1kHz 65 dB

Spurious-Free Dynamic Range SFDR f

= 1kHz 68 dB

Throughput 16 SCLK samples 312.5 ksps

Conversion Time t

CONV

Not including t

ACQ

2.6 μs

ADC Setup Time

ADC_SETUP

(Note 15)

4 μs

Input Leakage Current I

ILA

Shutdown or conversion stopped,

ANx and V

AEREF

±1 μA

Autoscan Throughput All channels active 39

ksps per

channel

ANALOG-TO-DIGITAL CONVERTER REFERENCE

Internal Reference Voltage V

AIREF

1.47 1.5 1.53 V

Internal Reference Voltage

Startup Time

AIREF

50 μs

1 2 3 4 5 6 7 8 9 10 11 ... 32 33

MAXQ2010 1

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Rainbow-electronics MAXQ2010 Manual de usuario Pagina 6

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