http://www.national.com

2

PARAMETERS

CONDITIONS

TEMP

RATINGS

UNITS

NOTES

MIN

TYP

MAX

RESOLUTION

Full

14

Bits

1

FULL SCALE CURRENT

Full

20

mA

MAXIMUM CONVERSION RATE

Full

135

150

MSPS

1, 2

Full

75

85

dBc

2

Full

70

79

dBc

2

Full

64

70

dBc

1, 2

NOISE FLOOR

+25°C

-146

dBFS/Hz

sample rate = 135MSPS

spurious-free dynamic range

0dBFS

Full

75

85

dBc

2

0dBFS

Full

70

79

dBc

2

0dBFS

Full

64

70

dBc

1, 2

SFDR within a band

+25°C

90

dBc

four-tone SFDR

6.2, 9.31, 18.8, 21.95 MHz

+25°C

72

dBc

spurious-free dynamic range

+25°C

83

dBc

+25°C

77

dBc

+25°C

70

dBc

DYNAMIC CHARACTERISTICS

glitch impulse

+25°C

1

pV-s

3

settling time to 0.1%

+25°C

30

ns

rise time

+25°C

0.4

ns

fall time

+25°C

0.4

ns

DC ACCURACY AND PERFORMANCE

differential non-linearity

+25°C

±1.0

LSB

integral non-linearity

+25°C

±1.5

LSB

gain error

+25°C

±5.0

% of FS

gain drift

20mA output current

Full

±75

ppm/°C

offset error

+25°C

10

nA

reference voltage

+25°C

1.111

1.235

1.358

V

ANALOG OUTPUT PERFORMANCE

full scale current

+25°C

20

mA

compliance voltage (high)

+25°C

1.25

V

compliance voltage (low)

+25°C

-0.5

V

output resistance

at mid-scale

+25°C

150

k

Ω

output capacitance

at mid-scale

+25°C

8.5

pF

DATA INPUTS

Full

1.3

V

1

Full

3.5

V

1

Full

0.9

V

1

Full

2.4

V

1

Full

-10

10

µA1

Full

-10

10

µA1

TIMING

maximum conversion rate

Full

135

150

MSPS

1, 2

setup time (T

+25°C

0.5

ns

hold time (T

+25°C

4.5

ns

propagation delay (T

+25°C

2

ns

latency

+25°C

1

clk cycles

CLOCK INPUTS

clock inputs internal self bias

+25°C

1.5

V

differential clock input swing

Full

1.5

Vpp

differential clock input slew rate

Full

1

V/ns

clock input impedance (single-ended)

+25°C

1.2

k

Ω

Min/max ratings are based on product characterization and simulation. Individual parameters are tested as noted. Outgoing quality levels are

determined from tested parameters.

DAC14135