
ABSOLUTE MAXIMUM RATINGS
Symbol
V
c
V
r
V
a
V
dd
V
step_up
V
in
I
out
T
j
T
amb
T
stg
Parameter
Value
14
14
14
6
28
Unit
V
V
V
V
V
V
A
°
C
°
C
°
C
Power line supply voltage
Address line supply voltage
Analog supply voltage
Logic supply voltage
Driving voltage of power DMOS stage
Logic input voltage range
Output continuous current
Junction temperature
Operating temperature range
Storage temperature range
-0.3 to V
dd
+0.3
0.5
150
0 to 70
-55 to 150
DC ELECTRICAL CHARACTERISTICS
(T
j
= 25
°
C)
Symbol
V
c
V
r
V
a
V
dd
I
cs
I
rs
I
as
I
c
I
r
I
a
I
dd
V
ref
I
refext
I
css
Parameter
Test Condition
Min.
10.5 **
10.5
10.5
4.5
Typ.
11.5
11.5
11.5
5
Max.
12.5
12.5
12.5
5.5
1
0.3
3
1.5
0.6
13
5
5.15
7
13.5
Unit
V
V
V
V
mA
mA
mA
mA
mA
mA
mA
V
mA
mA
Power Line Supply voltage
Address line supply voltage
Analog supply voltage
Logic supply voltage
V
c
sleep supply current
V
r
sleep supply current
V
a
sleep supply current
Vc supply current
Vr supply current
Va supply current
V
dd
supply current
Reference Voltage
Reference current(external)
Programmed constantcurrent
*
*
*
ONenable = 1
Reset = 0
I
Rext
= 3mA
sleep or normal condition
T
amb
= 5 to 55
°
C
4.85
5
I
ccs
=
V
ref
2R
ext
4
12
I
css
/I
css
V
ampout
Constant current regulation
Output voltage of integrated
amplifier
Operating input voltage at pins
Vxa and Vxb
Amp. A1 Voltage gain
Amp.A2 Voltage gain
Driving Voltage of power DMOS
V
a
=11V
T
amb
= 5to 55
°
C
0.33
%
V
e ***
Va-1
V
cm
V
ref
= 5V g1=1.2
g2=3
7
V
g1
g2
1.188
2.95
1.2
3.02
Vc +11
1.212
3.10
V
step-up
* the three supply voltage are independentinside the specified value;
** the Min value for Vc Power line could be decreased up to9V (under evaluation);
*** e = 2
V
step
V
A/D CONVERTER
V
A/Din
A/D input voltage
Selected Channel:
CH1toCH5
Selected Ch=CH0
Input CH1 to CH5 Channel
selected or not
0
e ***
Vref
Vref
±
1
V
V
μ
A
I
exch
A/D input current
OFFSET VOLTAGE GENERATION / DAC
V
offset
Offset Voltage
V
step
Voltage increment (1LSB)
K
dac
Voffset/Vref
V
ref
= 5V
V
ref
= 5V
Any step N>=4
2.5+e***
7.34
V
156
mV
%
±
3
L6452
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