MP7543
ELECTRICAL CHARACTERISTICS
(V = + 5 V, V
= +10 V unless otherwise noted)
DD
REF
25°C
Typ
Tmin to Tmax
Min Max
Parameter
Symbol
Min
Max
Units
Test Conditions/Comments
1
STATIC PERFORMANCE
Resolution (All Grades)
N
12
12
Bits
Integral Non-Linearity
(Relative Accuracy)
J, A, S
INL
LSB
Best Fit Straight Line Spec.
(Max INL – Min INL) / 2
+1
+1
K, B, T
+1/2
+1/2
Differential Non-Linearity
DNL
GE
LSB
LSB
Monotonicity:
11 Bits Guaranteed
12 Bits Guaranteed
J, A, S
K, B, T
+2
+1
+2
+1
Gain Error
Using Internal R
FB
J, A, K, B, S, T
+12.3
+50
+14.5
2
Gain Temperature Coefficient
TC
+2 ppm/°C
∆Gain/∆Temperature
|∆Gain/∆V | ∆V = + 5%
GE
Power Supply Rejection Ratio
PSRR
+100 ppm/%
DD
DD
Output Leakage Current
I
nA
+10
+200
OUT
J, K, A, B
S, T
+10
+10
DYNAMIC PERFORMANCE
2
Current Output Settling Time
t
S
2
2
µs
R =100Ω, C =13pF
L L
Full Scale Output Settles to
1/2 LSB of Final Value
2
AC Feedthrough at I
F
T
2.5
2.5 mV p-p
V
REF
= 10kHz, 20 Vp-p, sinewave
OUT1
REFERENCE INPUT
Input Resistance
R
V
V
IL
LKG
5
10
20
5
20 kΩ
IN
3
DIGITAL INPUTS
Logical “1” Voltage
Logical “0” Voltage
Input Leakage Current
3.0
3.0
V
IH
0.8
+1
0.8
V
I
+1 µA
2
ANALOG OUTPUTS
Output Capacitance
C
C
C
C
260
100
50
260 pF
100 pF
50 pF
DAC Inputs all 1’s
DAC Inputs all 0’s
DAC Inputs all 1’s
DAC Inputs all 0’s
OUT1
OUT1
OUT2
OUT2
210
210 pF
POWER SUPPLY
Supply Voltage
Supply Current
V
I
4.75
5.25
2.5
4.75
5.25
V
V
= +5 V +5% for specified
DD
DD
performance
All digital inputs = 0 V or all = 5 V
2.5 mA
DD
Rev. 2.00
4
EXAR [ EXAR CORPORATION ]
