Datasheet

LTC6803-2/LTC6803-4
3
680324fa
ORDER INFORMATION
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION SPECIFIED TEMPERATURE RANGE
LTC6803IG-2#PBF LTC6803IG-2#TRPBF LTC6803G-2 44-Lead Plastic SSOP –40°C to 85°C
LTC6803IG-4#PBF LTC6803IG-4#TRPBF LTC6803G-4 44-Lead Plastic SSOP –40°C to 85°C
LTC6803HG-2#PBF LTC6803HG-2#TRPBF LTC6803G-2 44-Lead Plastic SSOP –40°C to 125°C
LTC6803HG-4#PBF LTC6803HG-4#TRPBF LTC6803G-4 44-Lead Plastic SSOP –40°C to 125°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS
The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. V
+
= 43.2V, V
–
= 0V, unless otherwise noted.
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
DC Specifications
V
S
Supply Voltage, V
+
Relative to V
–
V
ERR
Specification Met
Timing Specification Met
l
l
10
4
55
55
V
V
V
LSB
Measurement Resolution Quantization of the ADC
l
1.5 mV/Bit
ADC Offset (Note 2)
l
–0.5 0.5 mV
ADC Gain Error (Note 2)
l
–0.12
–0.22
0.12
0.22
%
%
V
ERR
Total Measurement Error (Note4)
V
CELL
= –0.3V
V
CELL
= 2.3V
V
CELL
= 2.3V
V
CELL
= 3.6V
V
CELL
= 3.6V, LTC6803IG
V
CELL
= 3.6V, LTC6803HG
V
CELL
= 4.2V
V
CELL
= 4.2V, LTC6803IG
V
CELL
= 4.2V, LTC6803HG
V
CELL
= 5V
2.3V < V
TEMP
< 4.2V, LTC6803IG
2.3V < V
TEMP
< 4.2V, LTC6803HG
l
l
l
l
l
l
l
–2.8
–5.1
–4.3
–7.9
–9
–5
–9.2
–10
–9.2
–10
±2.5
±3
2.8
5.1
4.3
7.9
9
5
9.2
10
9.2
10
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
V
CELL
Cell Voltage Range Full-Scale Voltage Range –0.3 5 V
V
CM
Common Mode Voltage Range
Measured Relative to V
–
Range of Inputs Cn < 0.25% Gain Error,
n = 2 to 11, LTC6803IG
l
1.8 5 • n V
Range of Inputs C0, C1 < 0.25% Gain Error,
LTC6803IG
l
0 5 V
Range of Inputs Cn < 0.5% Gain Error,
n = 2 to 11, LTC6803HG
l
1.8 5 • n V
Range of Inputs C0, C1 < 0.5% Gain Error,
LTC6803HG
l
0 5 V
Die Temperature Measurement Error Error in Measurement of 125°C 5 °C