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
COMP1 and COMP2 pins, VTH-VTL
Note 1
VHYST
COMP1/2 DC Hysteresis
10
mV
RPull-Up
VREF
Input Pull-Up Resistors
See Pin Descriptions, Note 5
VREF=1.25V
50
kΩ
1.24
0.495
0
1.25
0.500
1.26
0.505
VDD
+1.0
+1.0
Internal COMP1/2
Reference
V
VREF=0.5V
Voltage Monitor ADC
Measure Range
VMADC
VMACC
VM+ - VM-, Note 5
V
%
VM+ - VM- = 1.2V, Note 4
VM+ - VM- = 2.5V, Note 4
-1.0
-1.0
±0.75
±0.75
50
Voltage Monitor Accuracy
%
RVM
VM+, VM- Input Resistance
kΩ
dB
Voltage Sense Common
Mode Rejection Ratio
CMRRVM
VCM (VM+, VM-) = 0.5V – VDD, Note 5
62
0
Minimum CS+ - CS- voltage
Maximum CS+ - CS- voltage
CSADC ≥ 50mV, Note 2
Current Monitor ADC
Measure Range
CSADC
mV
100
-2
-1
+2
+1
%
CSACC
Current Sense Accuracy
CSADC < 50mV, Note 2
mV
VCM (CS+, CS-) = 5.0V, Note 5
VCM (CS+, CS-) = 12V, Note 5
100
80
Current Sense Common
Mode Rejection Ratio
CMRRCS
dB
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
Update period for ADC
conversion and DAC update
Monitor sampling/conversion period
tADC_DAC
1.8
0
ms
ms
ms
10
20
40
ms
ms
ms
ms
ms
ms
Programmable COMP1 & COMP2
glitch filter times
tGLITCH_COMP
80
100
120
140
Summit Microelectronics, Inc
2134 3.0 1/20/2010
6
SUMMIT [ SUMMIT MICROELECTRONICS, INC. ]
