MP1230A/31A/32A
ELECTRICAL CHARACTERISTICS
(VDD = + 15 V, VREF = +10 V unless otherwise noted)
25°C
Typ
Tmin to Tmax
Parameter
Symbol
Min
Max
Min
Max
Units
Test Conditions/Comments
1
STATIC PERFORMANCE
FSR = Full Scale Range
Resolution (All Grades)
N
12
12
Bits
Integral Non-Linearity
(Relative Accuracy)
INL
LSB
LSB
Best Fit Straight Line Spec.
(Max INL – Min INL) / 2
MP1230ABN/ATD/ABS
MP1231ABN/ATD/ABS
MP1232ABN/ATD/ABS
+1/2
+1
+2
+1/2
+1
+2
Differential Non-Linearity
MP1230ABN/ATD/ABS
MP1231ABN/ATD/ABS
MP1232ABN/ATD/ABS
DNL
GE
+3/4
+1
+2
+3/4
+1
+2
Gain Error
+0.4
+0.4 % FSR
+2 ppm/°C
+20 ppm/%
+200 nA
Using Internal R
FB
2
Gain Temperature Coefficient
TC
0.5
5
∆Gain/∆Temperature
|∆Gain/∆V | ∆V = + 0.25V
GE
Power Supply Rejection Ratio
Output Leakage Current
PSRR
+20
+10
DD
DD
I
1
OUT
2
DYNAMIC PERFORMANCE
R =100Ω, C =13pF
L L
Current Settling Time
t
F
1.0
1.0
µsec
mV p-p
Full Scale Change to 1/2 LSB
V =100kHz, 20Vp-p, sinewave
S
AC Feedthrough at I
OUT1
T
REF
REFERENCE INPUT
Input Resistance
R
IN
5
10
20
5
20 kΩ
DIGITAL INPUTS
Logical “1” Voltage
Logical “0” Voltage
Input Leakage Current
V
V
3.0
2.4
10
3.0
V
V
IH
0.8
+1
0.8
IL
I
+1 µA
V
IN
= 0, 5 V
LKG
2
Input Capacitance
pF
2
ANALOG OUTPUTS
Output Capacitance
C
C
C
C
80
40
65
25
100
60
85
100 pF
60 pF
85 pF
45 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
45
POWER SUPPLY
4
Functional Voltage Range
Supply Current
V
I
+4.5
+16
2.0
+4.5
+16
2.0 mA
V
DD
1.2
All digital inputs = 0 V or all = 5 V
DD
Rev. 2.00
3
EXAR [ EXAR CORPORATION ]
