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ELECTRICAL CHARACTERISTICS

(1)

DAC8812

SBAS349A – AUGUST 2005 – REVISED DECEMBER 2005

V

otherwise noted.

DAC8812

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNIT

Resolution

16

Bits

DAC8812B

±2

LSB

Relative accuracy

INL

DAC8812C

±1

LSB

Differential nonlinearity

DNL

DAC8812

±1

LSB

10

nA

Output leakage current

20

nA

Full-scale gain error

Data = FFFFh

±0.75

±4

mV

1

ppm/

°C

Feedback resistor

5

k

Ω

REFERENCE INPUT

–15

15

V

Input resistance

4

5

6

k

Ω

Input resistance match

Channel-to-channel

1

%

5

pF

ANALOG OUTPUT

Output current

Data = FFFFh

1.6

2.5

mA

Code-dependent

50

pF

LOGIC INPUTS AND OUTPUT

0.6

V

Input low voltage

0.8

V

2.1

V

Input high voltage

2.4

V

Input leakage current

1

µA

10

pF

Logic output low voltage

0.4

V

Logic output high voltage

4

V

Clock width high

25

ns

Clock width low

25

ns

CS to Clock setup

0

ns

Clock to CS hold

25

ns

Clock to SDO prop delay

2

20

ns

Load DAC pulsewidth

25

ns

Data setup

20

ns

Data hold

20

ns

Load setup

5

ns

Load hold

25

ns

(1)

Specifications subject to change without notice.

(2)

(3)

These parameters are specified by design and not subject to production testing.

(4)

3