Rainbow Electronics MAXQ2010 - Manual (Page 6)

MAXQ2010
16-Bit Mixed-Signal Microcontroller with LCD
6 _______________________________________________________________________________________
RECOMMENDED DC OPERATING CONDITIONS (continued)
(V DVDD = V AVDD = 2.7V to 3.6V, T A = -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
ms
Flash Programming Time per
Word (Note 12)
66 μs
Write/Erase Cycles 20,000 Cycles
Data Retention T A = +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 /2
V
Analog Input Capacitance C AIN 16 pF
I AVDD1 f SCLK = 5MHz, internal reference 1.9 2.5 mA
Current Consumption (Note 4)
I AVDD2
f 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 IN = 1kHz 65 dB
Spurious-Free Dynamic Range SFDR f IN = 1kHz 68 dB
Throughput 16 SCLK samples 312.5 ksps
Conversion Time t CONV Not including t ACQ 2.6 μs
ADC Setup Time
t 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
t AIREF 50 μs