Linear Technology DC955A - LTC2483 16-bit Delta-Sigma ADC demo board (req. DC590) DC955A DC955A 数据表
产品代码
DC955A
LTC2483
2483fc
pin conFiguraTion
TOP VIEW
11
DD PACKAGE
10-LEAD (3mm
s 3mm) PLASTIC DFN
10
9
6
7
8
4
5
5
3
2
1
CA0/F
0
CA1
GND
SDA
SCL
GND
SDA
SCL
REF
+
V
CC
REF
–
IN
+
IN
–
T
JMAX
= 125°C,
θ
JA
= 43°C/W
EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
orDer inFormaTion
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC2483CDD#PBF
LTC2483CDD#TRPBF
LBSR
10-Lead (3mm
× 3mm) Plastic DFN
0°C to 70°C
LTC2483IDD#PBF
LTC2483IDD#TRPBF
LBSR
10-Lead (3mm
× 3mm) Plastic DFN
–40°C to 85°C
LEAD BASED FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC2483CDD
LTC2483CDD#TR
LBSR
10-Lead (3mm
× 3mm) Plastic DFN
0°C to 70°C
LTC2483IDD
LTC2483IDD#TR
LBSR
10-Lead (3mm
× 3mm) Plastic DFN
–40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
For more information on lead free part marking, go to:
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/
absoluTe maximum raTings
Supply Voltage (V
CC
) to GND .......................–0.3V to 6V
Analog Input Voltage to GND ....... –0.3V to (V
CC
+ 0.3V)
Reference Input Voltage to GND .. –0.3V to (V
CC
+ 0.3V)
Digital Input Voltage to GND ....... –0.3V to (V
CC
+ 0.3V)
Digital Output Voltage to GND ..... –0.3V to (V
CC
+ 0.3V)
Operating Temperature Range
LTC2483C ................................................ 0°C to 70°C
LTC2483I .............................................–40°C to 85°C
Storage Temperature Range .................. –65°C to 125°C
(Notes 1, 2)
elecTrical characTerisTics
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Resolution (No Missing Codes)
0.1 ≤ V
REF
≤ V
CC
, –FS ≤ V
IN
≤ +FS (Note 5)
l
16
Bits
Integral Nonlinearity
5V ≤ V
CC
≤ 5.5V, V
REF
= 5V, V
IN(CM)
= 2.5V (Note 6)
2.7V ≤ V
CC
≤ 5.5V, V
REF
= 2.5V, V
IN(CM)
= 1.25V (Note 6)
l
2
1
10
ppm of V
REF
ppm of V
REF
Offset Error
2.5V ≤ V
REF
≤ V
CC
, GND ≤ IN
+
= IN
–
≤ V
CC
(Note 13)
l
0.5
2.5
µV
Offset Error Drift
2.5V ≤ V
REF
≤ V
CC
, GND ≤ IN
+
= IN
–
≤ V
CC
10
nV/°C
Positive Full-Scale Error
2.5V ≤ V
REF
≤ V
CC
, IN
+
= 0.75V
REF
, IN
–
= 0.25V
REF
l
25
ppm of V
REF
Positive Full-Scale Error Drift
2.5V ≤ V
REF
≤ V
CC
, IN
+
= 0.75V
REF
, IN
–
= 0.25V
REF
0.1
ppm of
V
REF
/°C
Negative Full-Scale Error
2.5V ≤ V
REF
≤ V
CC
, IN
–
= 0.75V
REF
, IN
+
= 0.25V
REF
l
25
ppm of V
REF
Negative Full-Scale Error Drift
2.5V ≤ V
REF
≤ V
CC
, IN
–
= 0.75V
REF
, IN
+
= 0.25V
REF
0.1
ppm of
V
REF
/°C
Total Unadjusted Error
5V ≤ V
CC
≤ 5.5V, V
REF
= 2.5V, V
IN(CM)
= 1.25V (Note 6)
5V ≤ V
CC
≤ 5.5V, V
REF
= 5V, V
IN(CM)
= 2.5V (Note 6)
2.7V ≤ V
CC
≤ 5.5V, V
REF
= 2.5V, V
IN(CM)
= 1.25V (Note 6)
15
15
15
ppm of V
REF
ppm of V
REF
ppm of V
REF
Output Noise
5V ≤ V
CC
≤ 5.5V, V
REF
= 5V, GND ≤ IN
–
= IN
+
≤ V
CC
(Note 12)
0.6
µV
RMS
The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. (Notes 3, 4)