SMM153 View Datasheet(PDF) - Summit Microelectronics
Part Name
Description
MFG CO.
'SMM153' PDF : 18 Pages View PDF
SMM153
DC OPERATING CHARACTERISTICS (CONTINUED)
TA= 0°C to +70°C, VDD = 2.7V to 5.5V, VCS = 4.0V to 15V, unless otherwise noted. All voltages are relative to GND.
Note 6.
Symbol Parameter
Notes
Min. Typ. Max Unit
VHYST
COMP1/2 DC Hysteresis
COMP1 and COMP2 pins, VTH-VTL
Note 1
10
mV
RPull-Up
Input Pull-Up Resistors
See Pin Descriptions, Note 5
50
kΩ
VREF
VMADC
VMACC
Internal COMP1/2
Reference
Voltage Monitor ADC
Measure Range
Voltage Monitor Accuracy
VREF=1.25V
VREF=0.5V
VM+ - VM-, Note 5
VM+ - VM- = 1.2V, Note 4
VM+ - VM- = 2.5V, Note 4
1.24 1.25 1.26
V
0.495 0.500 0.505
0
VDD V
-1.0 ±0.75 +1.0 %
-1.0 ±0.75 +1.0 %
RVM
CMRRVM
CSADC
VM+, VM- Input Resistance
Voltage Sense Common
Mode Rejection Ratio
Current Monitor ADC
Measure Range
VCM (VM+, VM-) = 0.5V – VDD, Note 5
Minimum CS+ - CS- voltage
Maximum CS+ - CS- voltage
50
kΩ
62
dB
0
mV
100
CSACC
Current Sense Accuracy
CSADC ≥ 50mV, Note 2
CSADC < 50mV, Note 2
-2
+2
%
-1
+1 mV
CMRRCS
Current Sense Common
Mode Rejection Ratio
VCM (CS+, CS-) = 5.0V, Note 5
VCM (CS+, CS-) = 12V, Note 5
100
dB
80
AC OPERATING CHARACTERISTICS
TA= 0°C to +70°C, VDD = 2.7V to 5.5V, VCS = 4.0V to 15V, unless otherwise noted. All voltages are relative to GND.
Note 6.
Symbol Parameter
Notes
Min. Typ. Max Unit
tADC_DAC
Monitor sampling/conversion period
Update period for ADC
conversion and DAC update
1.8
ms
0
ms
10
ms
20
ms
Programmable COMP1 & COMP2
tGLITCH_COMP glitch filter times
40
ms
80
ms
100
ms
120
ms
140
ms
Summit Microelectronics, Inc
2134 3.0 1/20/2010
6
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