Rainbow-electronics MAX5233 Manual do Utilizador descarregar pdf (Página 6)

MAX5232/MAX5233

3V/5V, 10-Bit, Serial Voltage-Output Dual DACs

with Internal Reference

6 _______________________________________________________________________________________

TIMING CHARACTERISTICS—MAX5232

= +2.7V to +3.6V, AGND = DGND = 0, T

= T

MIN

to T

MAX

, unless otherwise noted. Typical values are at T

= +25°C.)

(Figures 1 and 2)

PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS

SCLK Clock Period t

74 ns

SCLK Pulse Width High t

30 ns

SCLK Pulse Width Low t

30 ns

CS Fall to SCLK Rise Setup Time t

CSS

30 ns

SCLK Rise to CS Rise Hold Time t

CSH

0ns

DIN Setup Time t

30 ns

DIN Hold Time t

0ns

SCLK Rise to DOUT Valid

Propagation Delay Time

DO1

LOAD

= 200pF 200 ns

SCLK Fall to DOUT Valid

Propagation Delay Time

DO2

LOAD

= 200pF 200 ns

SCLK Rise to CS Fall Delay t

CS0

10 ns

CS Rise to SCLK Rise Hold Time t

CS1

30 ns

CS Pulse Width High t

CSW

75 ns

LDAC Pulse Width Low t

LDL

30 ns

CS Rise to LDAC Rise Hold Time t

CSLD

(Note 8) 75 ns

Note 8: This timing requirement applies only to CS rising edges, which execute commands modifying the DAC input register

contents.

INTEGRAL NONLINEARITY

vs. DIGITAL INPUT CODE (MAX5232)

MAX5232/MAX5233 toc01

DIGITAL INPUT CODE

INL (LSB)

10008757506255003752501250

-0.050

-0.025

0.025

0.050

0.075

-0.075

INTEGRAL NONLINEARITY

vs. DIGITAL INPUT CODE (MAX5233)

MAX5232/MAX5233 toc02

DIGITAL INPUT CODE

INL (LSB)

10008757506255003752501250

-0.050

-0.025

0.025

0.050

0.075

-0.075

DIFFERENTIAL NONLINEARITY

vs. DIGITAL INPUT CODE (MAX5232)

MAX5232/MAX5233 toc03

DIGITAL INPUT CODE

DNL (LSB)

10008757506255003752501250

-0.050

0.025

0.050

-0.025

Typical Operating Characteristics

= +3V (MAX5230), V

= +5V (MAX5231), R

= 5kΩ, C

= 100pF, OS_ = AGND, both DACs enabled with full-scale output code,

= +25°C, unless otherwise noted.)

1 2 3 4 5 6 7 8 9 10 11 ... 17 18

MAX5232/MAX5233 1

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