LTC1661
2
1661fa
ABSOLUTE MAXIMUM RATINGS
VCC to GND .............................................. –0.3V to 7.5V
Logic Inputs to GND ............................... –0.3V to 7.5V
VOUT A, VOUT B, REF to GND ...........–0.3V to VCC + 0.3V
Maximum Junction Temperature...........................125°C
Storage Temperature Range.................. –65°C to 150°C
(Note 1)
1
2
3
4
CS/LD
SCK
DIN
REF
8
7
6
5
VOUT A
GND
VCC
VOUT B
TOP VIEW
MS8 PACKAGE
8-LEAD PLASTIC MSOP
TJMAX = 125°C, θJA = 150°C/W
1
2
3
4
8
7
6
5
TOP VIEW
CS/LD
SCK
DIN
REF
VOUT A
GND
VCC
VOUT B
N8 PACKAGE
8-LEAD PLASTIC DIP
TJMAX = 150°C, θJA = 100°C/W
PIN CONFIGURATION
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 2.7V to 5.5V, VREF ≤ VCC, VOUT unloaded unless otherwise noted.
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC1661CMS8#PBF
LTC1661CMS8#TRPBF
LTDV
8-Lead Plastic MSOP
0°C to 70°C
LTC1661IMS8#PBF
LTC1661IMS8#TRPBF
LTDW
8-Lead Plastic MSOP
–40°C to 85°C
LTC1661CN8#PBF
LTC1661CN8#TRPBF
LTC1661CN8
8-Lead Plastic DIP
0°C to 70°C
LTC1661IN8#PBF
LTC1661IN8#TRPBF
LTC1661IN8
8-Lead Plastic DIP
–40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges.
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/
Operating Temperature Range
LTC1661C ............................................... 0°C to 70°C
LTC1661I ............................................ –40°C to 85°C
Lead Temperature (Soldering, 10 sec) ................. 300°C
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Accuracy
Resolution
l
10
Bits
Monotonicity
1V ≤ VREF ≤ VCC – 0.1V (Note 2)
l
10
Bits
DNL
Differential Nonlinearity
1V ≤ VREF ≤ VCC – 0.1V (Note 2)
l
±0.1
±0.75
LSB
INL
Integral Nonlinearity
1V ≤ VREF ≤ VCC – 0.1V (Note 2)
l
±0.4
±2
LSB
VOS
Offset Error
Measured at Code 20
l
±5
±30
mV
VOS Temperature Coefficient
±15
V/°C
FSE
Full-Scale Error
VCC = 5V, VREF = 4.096V
l
±1
±12
LSB
Full-Scale Error Temperature Coefficient
±30
V/°C
PSR
Power Supply Rejection
VREF = 2.5V
0.18
LSB/V