MP7542
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
LSB
Monotonicity
J, A, S
K, B, T
+2
+1
+2
+1
11 Bits Guaranteed
12 Bits Guaranteed
Gain Error
J, A, S, K, B, T
GE
+12.3
+14.5 LSB
+2 ppm/°C
+100 ppm/%
+200 nA
Using Internal R
FB
2
Gain Temperature Coefficient
TC
∆Gain/∆Temperature
|∆Gain/∆V | ∆V = + 5%
GE
Power Supply Rejection Ratio
Output Leakage Current
PSRR
+50
+10
DD
DD
I
OUT
DYNAMIC PERFORMANCE
R =100Ω, C =13pF
L L
2
Current Settling Time
AC Feedthrough at I
t
F
2.0
2.5
2.0 µs
2.5 mV p-p
Full Scale Change to 1/2 LSB
V = 10kHz, 20 Vp-p, sinewave
REF
S
2
OUT1
T
REFERENCE INPUT
Input Resistance
R
V
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
V
0.8
+1
8
0.8
+1 µA
pF
V
IL
I
LKG
2
Input Capacitance
C
8
IN
ANALOG OUTPUTS
2
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
5
Supply Voltage
V
I
+4.5
+5.5
2.5
+4.5
+5.5
2.5 mA
V
DD
Supply Current
All digital inputs = 0 V or all = 5 V
DD
Rev. 2.00
3
EXAR [ EXAR CORPORATION ]
