ELECTRICAL CHARACTERISTICS
operating temperature range (Note 2). Specified as each individual output channel (Note 4). T
FREQUENCY_SWITCH = 350kHz and V
settings and per Test Circuit 1, unless otherwise noted.
SYMBOL
PARAMETER
V
Output UV Comparator Threshold
UV-ACC
Accuracy (See Note 14)
t
Output OV Comparator Response
PROP-OV
Times
t
Output UV Comparator Response
PROP-UV
Times
Analog OV/UV SV
Input Voltage Supervisor Comparators (Threshold Detectors for VIN_ON and VIN_OFF)
IN
N
SV
OV/UV Comparator Threshold-
SVIN-OV/UV-COMP
IN
Programming Resolution
SV
SV
OV/UV Comparator Threshold-
IN-OU-RANGE
IN
Programming Range
SV
SV
OV/UV Comparator Threshold-
IN-OU-STP
IN
Programming LSB Step Size
SV
SV
OV/UV Comparator Threshold
IN-OU-ACC
IN
Accuracy
t
SV
OV/UV Comparator Response
PROP-SVIN-HIGH-VIN
IN
Time, High V
IN
Configuration
t
SV
OV/UV Comparator Response
PROP-SVIN-LOW-VIN
IN
Time, Low V
IN
Configuration
Channels 0 and 1 Output Voltage Readback (READ_VOUTn)
N
Output Voltage Readback
VO-RB
Resolution and LSB Step Size
V
Output Voltage Full-Scale Digitizable
O-F/S
Range
V
Output Voltage Readback Accuracy
O-RB-ACC
t
Output Voltage Readback Update
CONVERT-VO-RB
Rate
Input Voltage (SV
) Readback (READ_VIN)
IN
N
Input Voltage Readback Resolution
SVIN-RB
and LSB Step Size
SV
Input Voltage Full-Scale Digitizable
IN-F/S
Range
SV
Input Voltage Readback Accuracy
IN-RB-ACC
t
Input Voltage Readback Update
CONVERT-SVIN-RB
Rate
The
commanded to 1.000V unless otherwise noted. Configured with factory-default EEPROM
OUTn
CONDITIONS
1V ≤ V
VOSNS0
0.5V ≤ V
VSNS0
1V ≤ V
VOSNS1
0.5V ≤ V
VOSNS1
Overdrive to 10% Above Programmed Threshold
Under Drive to 10% Below Programmed Threshold
(Notes 14, 15)
(Note 15)
9V < SV
IN
4.5V ≤ SV
IN
Test Circuit 1, and:
Operating
VIN_ON = 9V; SV
VIN_OFF = 9V; SV
Test Circuit 2, and:
Operating
VIN_ON = 4.5V; SV
VIN_OFF = 4.5V; SV
(Note 15)
V
= 0V (Note 15)
RUNn
Channel 0: 1V ≤ V
Channel 0: 0.5V ≤ V
Channel 1: 1V ≤ V
Channel 1: 0.5V ≤ V
MFR_ADC_CONTROL = 0x00 (Notes 9, 15)
MFR_ADC_CONTROL = 0x01 through 0x0C (Notes 9, 15)
MFR_ADC_CONTROL Section
(Notes 10, 15)
(Notes 11, 15)
READ_VIN, 4.5V ≤ SV
MFR_ADC_CONTROL = 0x00 (Notes 9, 15)
MFR_ADC_CONTROL = 0x01 (Notes 9, 15)
For more information
denotes the specifications which apply over the specified internal
l
+
–
– V
≤ 1.8V, MFR_PWM_MODE0[1] = 1b
VOSNS0
+
–
– V
< 1V, MFR_PWM_MODE0[1] = 1b
VSNS0
+
–
– V
≤ 1.8V, MFR_PWM_MODE1[1] = 1b
VOSNS1
+
–
– V
< 1V, MFR_PWM_MODE1[1] = 1b
VOSNS1
≤ 16V
≤ 9V
Driven from 8.775V to 9.225V
IN
Driven from 9.225V to 8.775V
IN
Driven from 4.225V to 4.725V
IN
Driven from 4.725V to 4.225V
IN
+
–
– V
≤ 1.8V
VOSNS0
VOSNS0
+
–
– V
< 1V (Note 15)
VOSNS0
VOSNS0
+
–
– V
≤ 1.8V
VOSNS1
VOSNS1
+
–
– V
< 1V
VOSNS1
VOSNS1
≤ 16V
IN
www.analog.com
LTM4700
= 25°C, V
= 12V, RUNn = 3.3V,
A
IN
MIN
TYP
l
l
l
l
9
4.5
l
76
l
l
l
l
l
l
16
244
8
Within ±0.5% of Reading
l
Within ±5mV of Reading
l
Within ±0.5% of Reading
l
Within ±5mV of Reading
l
90
8
10
15.625
43
Within ±2% of Reading
l
90
8
MAX
UNITS
±1.5
%
±30
mV
±1.5
%
±30
mV
100
µs
100
µs
Bits
18
V
mV
±3
%
±225
mV
100
µs
100
µs
100
µs
100
µs
Bits
µV
V
ms
ms
ms
Bits
mV
V
ms
ms
Rev. B
7