Rainbow-electronics MAX5177 Manual do Utilizador descarregar pdf (Página 4)

LSB

MAX5175/MAX5177

Low-Power, Serial, 12-Bit DACs with

Force/Sense Voltage Output

4 _______________________________________________________________________________________

ELECTRICAL CHARACTERISTICS—MAX5177

= +2.7V to +3.6V, V

REF

= 1.25V, AGND = DGND, FB = OUT, R

= 5kΩ, C

= 100pF referenced to ground, T

= T

MIN

to T

MAX

unless otherwise noted. Typical values are at T

= +25°C.)

Bits12Resolution

MAX5177A ±2

REF

= 1.6Vp-p + 0.8V

, f = 1kHz,

code = all 0s

MAX5177B

LSB

±4

INLIntegral Nonlinearity (Note 5)

LSB±1DNLDifferential Nonlinearity

mV±10

CONDITIONS

Offset Error (Note 2)

= ∞

-0.6 ±4

GEGain Error

= 5kΩ

LSB

-1.6 ±8

-84

µV/V10 120PSRRPower-Supply Rejection Ratio

f = 100kHz LSBp-p2Output Noise Voltage

nV/√Hz

50Output Thermal Noise Density

V0V

- 1.4V

REF

Reference Input Range

kΩ18R

REF

Reference Input Resistance

REF

= 0.5Vp-p + 1.25V

, slew-rate limited kHz350Reference -3dB Bandwidth

REF

= 0.9Vp-p + 1.25V

, f = 10kHz,

code = FFF hex

dB78SINAD

Signal-to-Noise Plus Distortion

Ratio

Reference Feedthrough

V2.2V

Input High Voltage

V0.8V

Input Low Voltage

mV200V

HYS

Input Hysteresis

= 0 or V

µA0.001 ±1I

Input Leakage Current

UNITSMIN TYP MAXSYMBOLPARAMETER

pF8C

Input Capacitance

SOURCE

= 2mA VV

- 0.5V

Output High Voltage

SINK

= 2mA V0.13 0.4V

Output Low Voltage

STATIC PERFORMANCE

REFERENCE

MULTIPLYING-MODE PERFORMANCE

DIGITAL INPUTS

DIGITAL OUTPUTS

1 2 3 4 5 6 7 8 9 ... 15 16

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