Datasheet

DAC8560
www.ti.com SLAS464B –DECEMBER 2006– REVISED NOVEMBER 2011
ELECTRICAL CHARACTERISTICS
V
DD
= 2.7V to 5.5V, –40°C to +105°C range (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
STATIC PERFORMANCE
(1)
Resolution 16 Bits
DAC8560A, DAC8560C ±4 ±12 LSB
Measured by line passing
Relative accuracy
through codes 485 and 64714
DAC8560B, DAC8560D ±4 ±8 LSB
Differential nonlinearity 16-bit Monotonic ±0.5 ±1 LSB
Zero-code error ±5 ±12 mV
Full-scale error Measured by line passing through codes 485 and 64714. ±0.2 ±0.5 % of FSR
Gain error ±0.05 ±0.2 % of FSR
Zero-code error drift ±4 μV/°C
V
DD
= 5V ±1
Gain temperature coefficient ppm of FSR/°C
V
DD
= 2.7V ±3
PSRR Power supply rejection ratio Output unloaded 1 mV/V
OUTPUT CHARACTERISTICS
(2)
Output voltage range 0 V
REF
V
To ±0.003% FSR, 0200h to FD00h, R
L
= 2kΩ, 8 10
0pF < C
L
< 200pF
Output voltage settling time μs
R
L
= 2kΩ, C
L
= 500pF 12
Slew rate 1.8 V/μs
R
L
= ∞ 470 pF
Capacitive load stability
R
L
= 2kΩ 1000
Code change glitch impulse 1LSB change around major carry 0.15 nV-s
Digital feedthrough SCLK toggling, SYNC high 0.15 nV-s
DC output impedance At mid-code input 1 Ω
V
DD
= 5V 50
Short-circuit current mA
V
DD
= 3V 20
Coming out of power-down mode V
DD
= 5V 2.5
Power-up time μs
Coming out of power-down mode V
DD
= 3V 5
AC PERFORMANCE
(2)
SNR 88 dB
THD –77 dB
T
A
= +25°C, BW = 20kHz, V
DD
= 5V, f
OUT
= 1kHz,
1st 19 harmonics removed for SNR calculation
SFDR 79 dB
SINAD 77 dB
DAC output noise density T
A
= +25°C, at mid-code input, f
OUT
= 1kHz 170 nV/√Hz
DAC output noise T
A
= +25°C, at mid-code input, 0.1Hz to 10Hz 50 μV
PP
(1) Linearity calculated using a reduced code range of 485 to 64714; output unloaded.
(2) Ensured by design and characterization, not production tested.
Copyright © 2006–2011, Texas Instruments Incorporated Submit Documentation Feedback 3
Product Folder Link(s): DAC8560