Typical operating characteristics (continued) – Rainbow Electronics MAX547 User Manual

Page 5

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-2.0

-1.5

-1.0

-0.5

0

0.5

1.0

1.5

2.0

1

10

100

1000

FULL-SCALE ERROR

vs. LOAD RESISTANCE

MAX547-Fg TOC-8

LOAD RESISTANCE (k

Ω)

ERROR (LSB)

NEGATIVE
FULL-SCALE

POSITIVE
FULL-SCALE

REF_ = 4.096V

MAX547

Octal, 13-Bit Voltage-Output

DAC with Parallel Interface

_______________________________________________________________________________________

5

POSITIVE SETTLING TIME TO FULL-SCALE STEP

(ALL BITS OFF TO ALL BITS ON)

DIGITAL
INPUTS
(5V/div)

OUTPUT
(1mV/div)

2

µ

s/div

REF– = 4.096V, C

L

= 100pF, R

L

= 5k

NEGATIVE SETTLING TIME TO FULL-SCALE STEP

(ALL BITS ON TO ALL BITS OFF)

DIGITAL
INPUTS
(5V/div)

OUTPUT
(1mV/div)

2

µ

s/div

REF– = 4.096V, C

L

= 100pF, R

L

= 5k

DYNAMIC RESPONSE

(ALL BITS OFF, ON, OFF)

DIGITAL
INPUTS
(5V/div)

OUTPUT
(2V/div)

2

µ

s/div

REF– = 4.096V, C

L

= 100pF, R

L

= 5k

DIGITAL FEEDTHROUGH

(GLITCH IMPULSE)

200ns/div

+5V

0V

10mV

0V

-10mV

TOP: DIGITAL TRANSITION ON ALL DATA BITS
BOTTOM: DAC OUTPUT WITH WR HIGH 10mV/div

____________________________Typical Operating Characteristics (continued)

(V

DD

= 5V, V

SS

= -5V, REF_ = 4.096V, AGND_ = GND = 0V, T

A

= +25°C, unless otherwise noted.)

-80

-70

-60

-50

-40

-30

-20

-10

0

0.01

0.1

1

10

100

1000

POWER-SUPPLY REJECTION RATIO

vs. FREQUENCY

MAX547-Fg TOC-10

FREQUENCY (kHz)

PSRR (dB)

V

SS

V

DD

V

DD

= V

SS

= 5V ±200mV

NO LOAD

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