Datasheet

DAC8562, DAC8563
DAC8162, DAC8163
DAC7562, DAC7563
SLAS719D –AUGUST 2010–REVISED AUGUST 2012 www.ti.com
ELECTRICAL CHARACTERISTICS
At AV
DD
= 2.7 V to 5.5 V and T
A
= –40°C to 125°C (unless otherwise noted).
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
STATIC PERFORMANCE
(1)
Resolution 16 Bits
DAC856x Relative accuracy Using line passing through codes 512 and 65,024 ±4 ±12 LSB
Differential nonlinearity 16-bit monotonic ±0.2 ±1 LSB
Resolution 14 Bits
DAC816x Relative accuracy Using line passing through codes 128 and 16,256 ±1 ±3 LSB
Differential nonlinearity 14-bit monotonic ±0.1 ±0.5 LSB
Resolution 12 Bits
DAC756x Relative accuracy Using line passing through codes 32 and 4,064 ±0.3 ±0.75 LSB
Differential nonlinearity 12-bit monotonic ±0.05 ±0.25 LSB
Offset error Extrapolated from two-point line
(1)
, unloaded ±1 ±4 mV
Offset error drift ±2 µV/°C
Full-scale error DAC register loaded with all 1s ±0.03 ±0.2 % FSR
Zero-code error DAC register loaded with all 0s 1 4 mV
Zero-code error drift ±2 µV/°C
Gain error Extrapolated from two-point line
(1)
, unloaded ±0.01 ±0.15 % FSR
ppm
Gain temperature coefficient ±1
FSR/°C
OUTPUT CHARACTERISTICS
(2)
Output voltage range 0 AV
DD
V
DACs unloaded 7
Output voltage settling time
(3)
µs
R
L
= 1 MΩ 10
Slew rate Measured between 20% - 80% of a full-scale transition 0.75 V/µs
R
L
= ∞ 1
Capacitive load stability nF
R
L
= 2 kΩ 3
Code-change glitch impulse 1-LSB change around major carry 0.1 nV-s
Digital feedthrough SCLK toggling, SYNC high 0.1 nV-s
Power-on glitch impulse R
L
= 2 kΩ, C
L
= 470 pF, AV
DD
= 5.5 V 40 mV
Full-scale swing on adjacent channel,
5
External reference
Channel-to-channel dc crosstalk µV
Full-scale swing on adjacent channel,
15
Internal reference
DC output impedance At mid-scale input 5 Ω
DAC outputs at full-scale, DAC outputs shorted to
Short-circuit current 40 mA
GND
Power-up time, including settling time Coming out of power-down mode 50 µs
AC PERFORMANCE
(2)
DAC output noise density T
A
= 25°C, at mid-scale input, f
OUT
= 1 kHz 90 nV/√Hz
DAC output noise T
A
= 25°C, at mid-scale input, 0.1 Hz to 10 Hz 2.6 µV
PP
LOGIC INPUTS
(2)
Input pin Leakage current –1 ±0.1 1 µA
Logic input LOW voltage V
IN
L 0 0.8 V
0.7 ×
Logic input HIGH voltage V
IN
H AV
DD
V
AV
DD
Pin capacitance 3 pF
(1) 16-bit: codes 512 and 65,024; 14-bit: codes 128 and 16,256; 12-bit: codes 32 and 4,064
(2) Specified by design or characterization
(3) Transition time between 1/4 scale and 3/4 scale including settling to within ±0.024% FSR
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Product Folder Links: DAC8562 DAC8563 DAC8162 DAC8163 DAC7562 DAC7563