Rainbow-electronics MAX5177 Manual do Utilizador descarregar pdf (Página 3)

MAX5175/MAX5177

Low-Power, Serial, 12-Bit DACs with

Force/Sense Voltage Output

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ELECTRICAL CHARACTERISTICS—MAX5175 (continued)

= +5V ±10%, V

REF

= 2.5V, 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.)

CONDITIONS

V/µs0.6SRVoltage Output Slew Rate

V0 V

Output Voltage Swing (Note 3)

µA-0.1 0 0.1Current into FB

µs40Time Required to Exit Shutdown

UNITSMIN TYP MAXSYMBOLPARAMETER

CS = V

; f

SCLK

= 100kHz, V

SCLK

= 5Vp-p

nV-s1Digital Feedthrough

V4.5 5.5V

Positive Supply Voltage

mA0.26 0.35I

Power-Supply Current (Note 4)

µA110Shutdown Current (Note 4)

ns100t

SCLK Clock Period

ns40t

SCLK Pulse Width High

ns40t

SCLK Pulse Width Low

ns40t

CSS

CS Fall to SCLK Rise Setup

Time

ns40t

SDI Setup Time

ns0t

SDI Hold Time

LOAD

= 200pF ns80t

DO1

SCLK Rise to DOUT Valid

Propagation Delay

LOAD

= 200pF ns80t

DO2

SCLK Fall to DOUT Valid

Propagation Delay

ns10t

CS0

SCLK Rise to CS Fall Delay

ns100t

CSW

CS Pulse Width High

ns0t

CSH

SCLK Rise to CS Rise Hold

Time

ns40t

CS1

CS Rise to SCLK Rise Hold Time

To ±0.5LSB, from 10mV to full-scale µs12Output Settling Time

DYNAMIC PERFORMANCE

POWER SUPPLIES

TIMING CHARACTERISTICS

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

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