Rainbow-electronics MAX1386 Bedienungsanleitung PDF herunterladen (Seite 4)

MAX1385/MAX1386

Dual RF LDMOS Bias Controllers

with I

C/SPI Interface

4 _______________________________________________________________________________________

ELECTRICAL CHARACTERISTICS (continued)

(GATEV

= +5.5V for the MAX1385, GATEV

= +11V for the MAX1386, AV

= DV

= +5V, external V

REFADC

= +2.5V, external V

REF-

DAC

= +2.5V, C

REF

= 0.1µF, unless otherwise noted. T

= -40°C to +85°C, unless otherwise noted. Typical values are at T

= +25°C.)

PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS

Channel-to-Channel Offset

Matching

±0.1 LSB

Channel-to-Channel Gain

Matching

±0.1 LSB

MONITOR ADC DYNAMIC ACCURACY (1kHz sine-wave input, 2.5V

P-P

, up to 94.4ksps)

Signal-to-Noise Plus Distortion SINAD 70 dB

Total Harmonic Distortion THD Up to the 5th harmonic -82 dB

Spurious-Free Dynamic Range SFDR 86 dB

Intermodulation Distortion IMD f

IN1

= 0.99kHz, f

IN2

= 1.02kHz 76 dB

Full-Power Bandwidth -3dB point 10 MHz

Full-Linear Bandwidth S/(N + D) > 68dB 100 kHz

MONITOR ADC CONVERSION RATE

External reference 0.8

Power-Up Time t

Internal reference 70

µs

Conversion Time t

CONV

Internally clocked 7.5 10 µs

MONITOR ADC ANALOG INPUT (ADCIN1, ADCIN2)

Input Range V

ADCIN

Relative to AGND (Note 6) 0 V

REF

Input Leakage Current V

= 0V and V

= AV

±0.01 ±1 µA

Input Capacitance C

ADCIN

34 pF

TEMPERATURE MEASUREMENTS

MAX1385A/MAX1386A, T

= +25°C ±0.25

MAX1385A/MAX1386A, T

= T

MIN

to T

MAX

-1.0 ±0.25 +1.0

MAX1385B/MAX1386B, T

= +25°C ±0.25

Internal Sensor Measurement

Error (Note 1)

MAX1385B/MAX1386B, T

= T

MIN

to T

MAX

-2.0 ±0.35 +2.0

°C

= +25°C ±0.4

External Sensor Measurement

Error (Notes 1, 7)

= T

MIN

to T

MAX

-3 ±0.75 +3

°C

Temperature Resolution 1/8 °C/LSB

External Diode Drive 2.8 85 µA

Drive Current Ratio (Note 8) 16.5

INTERNAL REFERENCE

REFADC

= +25°C 2.494 2.500 2.506

REFADC/REFDAC Output Voltage

REFDAC

= +25°C 2.494 2.500 2.506

REFADC/REFDAC Output

Temperature Coefficient

REFADC

REFDAC

±14 ppm/°C

REFADC/REFDAC Output

Impedance

6.5 kΩ

1 2 3 4 5 6 7 8 9 ... 51 52

MAX1385/MAX1386 1
C/SPI Interface 1

Kommentare zu diesen Handbüchern

Keine Kommentare

Rainbow-electronics MAX1386 Bedienungsanleitung Seite 4

Kommentare zu diesen Handbüchern

Verwandte Produkte und Handbücher für Software Rainbow-electronics MAX1386