SML2120
–
DC Operating Characteristics
DC OPERATING CHARACTERISTICS
(Over recommended operating conditions, unless otherwise noted. All voltages are relative to V
SS
.)
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Analog Outputs
V
APC
V
POR
V
BRIDGE
V
BIASMON
V
POWERMON
V
TEMPMON
V
MONZSO
Automatic power control loop
default voltage
Supply voltage level required to
guarantee register readout
V
BRIDGE
output voltage
BIASMON Full Scale Accuracy
(see page 13)
POWERMON Full Scale
Accuracy (see page 13)
TEMPMON Full Scale
Accuracy (see page 13)
BIASMON, POWERMON,
TEMPMON Zero Scale Offset
0.735
2.9
0.19
-2
-4
I
LOAD
= ±10µA
-4
+4
40
%
mV
0.21
+2
+4
0.765
V
V
V
%
%
AC OPERATING CHARACTERISTICS
(Over recommended operating conditions, unless otherwise noted. All voltages are relative to V
SS
.)
Symbol
Description
Conditions
Time when VDD reaches VPOR threshold to
when the device is ready
Min
Typ
Max
Unit
t
POR
Power-On-Reset Time
5
-20
-20
t
HOLDOFF
t
SAMPLE
ms
%
%
t
HOLDOFF
Holdoff timeout period
t
SAMPLE
Sample Time Interval
+20
+20
ADC OPERATING CHARACTERISTICS
(Over recommended operating conditions, unless otherwise noted. All voltages are relative to V
SS
.)
Symbol
Description
Conditions
Min
Typ
Max
Unit
N
MC
S/N
INL
DNL
Resolution
Missing Codes
Signal to Noise Ratio
Relative accuracy
Differential nonlinearity
Note
1
Minimum resolution for which no
missing codes are guaranteed
Note
1
EXT_TEMP voltage input; 0 to
3.3V
8
8
50
-1
-1/2
+1
+1/2
Bits
Bits
db
LSB
LSB
1. Guaranteed by design.
Summit Microelectronics
2066 6.3 1/22/04
7
SUMMIT [ SUMMIT MICROELECTRONICS, INC. ]
