Datasheet

DAC8043
Rev. E | Page 3 of 16
SPECIFICATIONS
ELECTRICAL CHARACTERISTICS
V
DD
= 5 V; V
REF
= 10 V; I
OUT
= GND = 0 V; T
A
= full temperature range specified under the Absolute Maximum Ratings, unless otherwise
noted.
Table 1.
Parameter Symbol Conditions Min Typ Max Unit
STATIC ACCURACY
Resolution N 12 Bits
Nonlinearity
1
INL DAC8043G ±½ LSB
DAC8043F 1 LSB
Differential Nonlinearity
2
DNL ±1 LSB
Gain Error
3
G
FSE
T
A
= 25°C 2 LSB
T
A
= full temperature range, all grades 2 LSB
Gain Tempco (ΔGain/∆Temp)
4
TC
GFS
±5 ppm/°C
Power Supply Rejection Ratio
(ΔGain/ΔV
DD
)
PSRR ΔV
DD
= ±5% ±0.0006 ±0.002 %/%
Output Leakage Current
5
I
LKG
T
A
= 25°C ±5 nA
T
A
= full temperature range ±25 nA
Zero Scale Error
6, 7
I
ZSE
T
A
= 25°C 0.03 LSB
T
A
= full temperature range 0.15 LSB
Input Resistance
8
R
IN
7 11 15 kΩ
AC PERFORMANCE
Output Current
Settling Time
4, 9
t
S
T
A
= 25°C, V
REF
= 0 V 0.25 1 μs
Digital-to-Analog Glitch Energy
4, 10
Q I
OUT
load = 100 Ω, C
EXT
= 13 pF, DAC register loaded
alternately with all 0s and all 1s
2 20 nVs
Feedthrough Error (V
REF
to I
OUT
)
4, 11
FT V
REF
= 20 V p-p @ f = 10 kHz, digital input = 0000
0000 0000
0.7 1 mV p-p
T
A
= 25°C
Total Harmonic Distortion
4
THD V
REF
= 6 V rms @ 1 kHz, DAC register loaded with
all 1s
–85 dB
Output Noise Voltage Density
4, 12
e
n
10 Hz to 100 kHz between R
FB
and I
OUT
17 nV/√Hz
DIGITAL INPUTS
Digital Input
High V
IN
2.4 V
Low V
IL
0.8 V
Input Leakage Current
13
I
IL
V
IN
= 0 V to +5 V ±1 μA
Input Capacitance
4, 11
C
IN
V
IN
= 0 V 8 pF
ANALOG OUTPUTS
Output Capacitance
4
C
OUT
Digital inputs = V
IH
110 pF
Digital inputs = V
IL
80 pF
TIMING CHARACTERISTICS
4, 14
Data Setup Time t
DS
T
A
= full temperature range 40 ns
Data Hold Time t
DH
T
A
= full temperature range 80 ns
Clock Pulsewidth High t
CH
T
A
= full temperature range 90 ns
Clock Pulsewidth Low t
CL
T
A
= full temperature range 120 ns
Load Pulsewidth t
LD
T
A
= full temperature range 120 ns
LSB Clock Into Input Register to
Load DAC Register Time
t
ASB
T
A
= full temperature range 0 ns