AS1504, AS1505
Data Sheet
austriam
i c r o
systems
5 Electrical Characteristics
V
DD
= +3.0V ±10% or +5.0V ±10%, V
REFH
= V
DD
, V
REFL
= 0V, -40ºC
≤
T
AMB
≤
+85ºC (unless otherwise specified).
Table 3. Electrical Characteristics
Symbol
N
INL
DNL
G
FSE
V
ZSE
R
OUT
∆R/R
OUT
Parameter
Resolution
Integral Non-Linearity Error
Differential Non-Linerarity
Full-Scale Error
Zero-Code Error
DAC Output Resistance
Output Resistance Match
High Voltage
2
Input Range
Low Voltage Input Range
3
(AS1505 Only)
Input Resistance
4
1
Conditions
Min
8
-0.75
Typ
Max
Unit
Bit
Static Accuracy
(specifications apply to all DACs)
±0.15 +0.75
±0.1
±0.2
±0.1
5
1
+0.5
+1
+0.5
8
LSB
LSB
LSB
LSB
kΩ
%
Guaranteed Monotonic
-0.5
-1
-0.5
3
Reference Input
V
REFH
V
REFL
R
IN
C
REFH
C
REFL
Digital Inputs
V
IH
V
IL
I
IL
C
IL
Logic High
Logic Low
Input Current
Input Capacitance
6
5
0
0
Digital Inputs = 55h, V
REFH
≈
V
DD
Digital Inputs = All 0s
Digital Inputs = All 1s
625
60
60
V
DD
V
DD
V
V
Ω
pF
pF
High Reference Input
5
Capacitance
Low Reference Input
5
Capacitance
V
DD
= +5V
V
DD
= +3V
V
DD
= +5V
V
DD
= +3V
V
IN
= 0 or +5V
2.4
2.1
0.8
0.6
±1
5
V
V
µA
pF
Power Supplies
V
DDRANGE
Power Supply Range
Supply Current
(CMOS)
Supply Current
(TTL)
Shutdown Current
Power Dissipation
Power Supply Rejection
Ratio
5
2.7
V
IH
= V
DD
or V
IL
= 0V
V
IH
= 2.4V or V
IL
= 0.8V, V
DD
= +5.5V
SHDNN = 0V
V
IH
= V
DD
or V
IL
= 0V, V
DD
= +5.5V
V
DD
= +5V ±10%, V
REFH
= +4.5V
V
DD
= +3V ±10%, V
REFH
= +2.7V
0.01
0.01
1
0.01
5.5
5
4
5
27.5
0.001 0.002
V
µA
mA
µA
µW
%/%
I
DD
I
REFH
P
DISS
PSRR
Dynamic Performance
t
S
CT
Positive or Negative V
OUT
Settling Time
Crosstalk
7
±0.5 LSB Error Band
0.5
90
µs
dB
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