Datasheet
DAC5311
DAC6311
DAC7311
www.ti.com
SBAS442B –AUGUST 2008–REVISED MAY 2013
ELECTRICAL CHARACTERISTICS
At AV
DD
= +2.0V to +5.5V, R
L
= 2kΩ to GND, and C
L
= 200 pF to GND, unless otherwise noted.
DAC5311, DAC6311,
DAC7311
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
STATIC PERFORMANCE
(1)
Resolution 8 Bits
Relative accuracy Measured by the line passing through codes 3 and 252 ±0.01 ±0.25 LSB
DAC5311
Differential
±0.01 ±0.25 LSB
nonlinearity
Resolution 10 Bits
Relative accuracy Measured by the line passing through codes 12 and 1012 ±0.06 ±0.5 LSB
DAC6311
Differential
±0.03 ±0.5 LSB
nonlinearity
Resolution 12 Bits
Relative accuracy Measured by the line passing through codes 30 and 4050 ±0.3 ±1 LSB
DAC7311
Differential
±0.2 ±1 LSB
nonlinearity
Offset error Measured by the line passing through two codes
(2)
±0.05 ±4 mV
Offset error drift 3 μV/°C
Zero code error All zeros loaded to the DAC register 0.2 mV
Full-scale error All ones loaded to DAC register 0.04 0.2 % of FSR
Gain error 0.05 ±0.15 % of FSR
AV
DD
= +5V ±0.5
ppm of
Gain temperature coefficient
FSR/°C
AV
DD
= +2.0V ±1.5
OUTPUT CHARACTERISTICS
(3)
Output voltage range 0 AV
DD
V
R
L
= 2kΩ, C
L
= 200 pF, AV
DD
= 5V, 1/4 scale to 3/4 scale 6 10 μs
Output voltage settling time
R
L
= 2MΩ, C
L
= 470pF 12 μs
Slew rate 0.7 V/μs
R
L
= ∞ 470 pF
Capacitive load stability
R
L
= 2kΩ 1000 pF
Code change glitch impulse 1LSB change around major carry 0.5 nV-s
Digital feedthrough 0.5 nV-s
Power-on glitch impulse R
L
= 2kΩ, C
L
= 200pF, AV
DD
= 5V 17 mV
DC output impedance 0.5 Ω
AV
DD
= +5V 50 mA
Short-circuit current
AV
DD
= +3V 20 mA
Power-up time Coming out of power-down mode 50 μs
AC PERFORMANCE
SNR 81 dB
T
A
= +25°C, BW = 20kHz, 12-bit level, AV
DD
= 5V,
THD –65 dB
f
OUT
= 1kHz, 1st 19 harmonics removed for SNR
SFDR 65 dB
calculation
SINAD 65 dB
T
A
= +25°C, at zero-scale input, f
OUT
= 1kHz, AV
DD
= 5V 17 nV/√Hz
DAC output noise density
(4)
T
A
= +25°C, at mid-code input, f
OUT
= 1kHz, AV
DD
= 5V 110 nV/√Hz
DAC output noise
(5)
T
A
= +25°C, at mid-code input, 0.1Hz to 10Hz, AV
DD
= 5V 3 μV
PP
(1) Linearity calculated using a reduced code range of 3 to 252 for 8-bit, 12 to 1012 for 10bit, and 30 to 4050 for 12-bit, output unloaded.
(2) Straight line passing through codes 3 and 252 for 8-bit, 12 and 1012 for 10bit, and 30 and 4050 for 12-bit, output unloaded.
(3) Specified by design and characterization, not production tested.
(4) For more details, see Figure 22.
(5) For more details, see Figure 23.
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Product Folder Links: DAC5311 DAC6311 DAC7311