Datasheet

DAC08
Rev. C | Page 3 of 20
SPECIFICATIONS
ELECTRICAL CHARACTERISTICS
V
S
= ±15 V, I
REF
= 2.0 mA, –55°C ≤ T
A
≤ +125°C for DAC08/DAC08A, 0°C ≤ T
A
≤ +70°C for DAC08E and DAC08H, −40°C to +85°C for
DAC08C, unless otherwise noted. Output characteristics refer to both I
OUT
and
I
OUT
.
Table 1.
DAC08A/DAC08H DAC08E DAC08C
Parameter
Symbol
Conditions Min Typ Max Min Typ Max Min Typ Max Unit
Resolution 8 8 8 Bits
Monotonicity 8 8 8 Bits
Nonlinearity NL ±0.1 ±0.19 ±0.39 %FS
Settling Time t
S
To ±1/2 LSB, all bits
switched on or off,
T
A
= 25°C
1
85 135 85 150 85 150 ns
Propagation Delay
Each Bit t
PLH
T
A
= 25°C
1
35 60 35 60 35 60 ns
All Bits Switched t
PHL
35 60 35 60 35 60 ns
Full-Scale Tempco
1
TCI
FS
±10 ±50 ±10 ±80 ±10 ±80 ppm/°C
DAC08E ±50
Output Voltage
Compliance V
OC
Full-scale current
(True Compliance) Change <1/2 LSB, R
OUT
>
20 MΩ typ
−10 +18 −10 +18 –10 +18 V
Full Range Current I
FR4
V
REF
= 10.000 V R14, R15 =
5.000 kΩ T
A
= 25°C
1.984 1.992 2.000 1.94 1.99 2.04 1.94 1.99 2.04 mA
Full Range Symmetry I
FRS
I
FR4
− I
FR2
±0.5 ±4 ±1 ±8 ±2 ±16 µA
Zero-Scale Current I
ZS
0.1 1 0.2 2 0.2 4 µA
Output Current
Range
I
OR1
R14, R15 = 5.000 kΩ 2.1 2.1 2.1 mA
I
OR2
V
REF
= +15.0 V,
V− = −10 V
V
REF
= +25.0 V, 4.2 4.2 4.2 mA
V− = −12 V
Output Current
Noise
I
REF
= 2 mA 25 25 25 nA
Logic Input Levels
Logic 0 V
IL
V
LC
= 0 V 0.8 0.8 0.8 V
Logic 1 V
IL
2 2 2 V
Logic Input Current V
LC
= 0 V
Logic 0 I
IL
V
IN
= −10 V to +0.8 V −2 −10 −2 −10 −2 −10 µA
Logic 1 I
IH
V
IN
= 2.0 V to 18 V 0.002 10 0.002 10 0.002 10 µA
Logic Input Swing V
IS
V− = −15 V −10 +18 −10 +18 −10 +18 V
Logic Threshold
Range
V
THR
V
S
= ±15 V
1
−10 +13.5 −10 +13.5 −10 +13.5 V
Reference Bias
Current
I
15
−1 −3 −1 −3 −1 −3 µA
Reference Input dI/dt R
EQ
= 200 Ω 4 8 4 8 4 8 mA/µs
Slew Rate R
L
= 100 Ω
C
C
= 0 pF. See Figure 7.
1
Power Supply
Sensitivity
PSSI
FS+
V+ = 4.5 V to 18 V ±0.0003 ±0.01 ±0.0003 ±0.01 ±0.0003 ±0.01 %∆I
O
/%∆V+
PSSI
FS–
V− = −4.5 V to −18 V ±0.002 ±0.01 ±0.002 ±0.01 ±0.002 ±0.01 %∆I
O
/%∆V−
I
REF
= 1.0 mA