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参数资料
型号： DC746A
厂商： Linear Technology
文件页数： 12/36页
文件大小： 0K
描述： BOARD DELTA SIGMA ADC LTC2412
软件下载： QuikEval System
设计资源： DC746A Design File
DC746A Schematic
标准包装： 1
系列： QuikEval™
ADC 的数量： 1
位数： 24
采样率（每秒）： 7.5
数据接口： MICROWIRE?，串行，SPI?
工作温度： 0°C ~ 70°C
已用 IC / 零件： LTC2412
已供物品： 板
相关产品： DC590B-ND - BOARD DEMO USB SERIAL CONTROLLER
LTC2412IGN#PBF-ND - IC ADC 2CH DIFF-IN 24BIT 16SSOP
LTC2412IGN#TRPBF-ND - IC ADC 2CH DIFF-IN 24BIT 16SSOP
LTC2412CGN#TRPBF-ND - IC ADC 2CH DIFF-IN 24BIT 16SSOP
LTC2412CGN#PBF-ND - IC ADC 2CH DIFF-IN 24BIT 16SSOP
LTC2412IGN#TR-ND - IC CONV A/D 24B 2CH DIFF 16-SSOP
LTC2412CGN#TR-ND - IC CONV A/D 24B 2CH DIFF 16-SSOP
LTC2412IGN-ND - IC CONV A/D 24B 2CH DIFF 16-SSOP
LTC2412CGN-ND - IC ADC 2CH DIFF-IN 24BIT 16SSOP
LTC2412
2
2412f
ABSOLUTE
AXI U
RATI GS
W
WW
U
PACKAGE/ORDER I FOR ATIO
UU
W
ELECTRICAL CHARACTERISTICS
(Notes 1, 2)
ORDER PART NUMBER
Supply Voltage (VCC) to GND.......................– 0.3V to 7V
Analog Input Voltage
to GND .................................... – 0.3V to (VCC + 0.3V)
Reference Input Voltage
to GND .................................... – 0.3V to (VCC + 0.3V)
Digital Input Voltage to GND ........ – 0.3V to (VCC + 0.3V)
Digital Output Voltage to GND ..... – 0.3V to (VCC + 0.3V)
Operating Temperature Range
LTC2412C ............................................... 0
°C to 70°C
LTC2412I ............................................ – 40
°C to 85°C
Storage Temperature Range ................. – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300
°C
TJMAX = 125°C, θJA = 110°C/W
LTC2412CGN
LTC2412IGN
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Resolution (No Missing Codes)
0.1V
≤ VREF ≤ VCC, –0.5 VREF ≤ VIN ≤ 0.5 VREF, (Note 5)
q
24
Bits
Integral Nonlinearity
5V
≤ VCC ≤ 5.5V, REF+ = 2.5V, REF– = GND, VINCM = 1.25V, (Note 6)
1
ppm of VREF
5V
≤ VCC ≤ 5.5V, REF+ = 5V, REF– = GND, VINCM = 2.5V, (Note 6)
q
2
14
ppm of VREF
REF+ = 2.5V, REF– = GND, VINCM = 1.25V, (Note 6)
5
ppm of VREF
Offset Error
2.5V
≤ REF+ ≤ VCC, REF– = GND,
q
0.5
2.5
V
GND
≤ IN+ = IN– ≤ VCC, (Note 14)
Offset Error Drift
2.5V
≤ REF+ ≤ VCC, REF– = GND,
10
nV/
°C
GND
≤ IN+ = IN– ≤ VCC
Positive Full-Scale Error
2.5V
≤ REF+ ≤ VCC, REF– = GND,
q
2.5
12
ppm of VREF
IN+ = 0.75REF+, IN– = 0.25 REF+
Positive Full-Scale Error Drift
2.5V
≤ REF+ ≤ VCC, REF– = GND,
0.03
ppm of VREF/°C
IN+ = 0.75REF+, IN– = 0.25 REF+
Negative Full-Scale Error
2.5V
≤ REF+ ≤ VCC, REF– = GND,
q
2.5
12
ppm of VREF
IN+ = 0.25 REF+, IN– = 0.75 REF+
Negative Full-Scale Error Drift
2.5V
≤ REF+ ≤ VCC, REF– = GND,
0.03
ppm of VREF/°C
IN+ = 0.25 REF+, IN– = 0.75 REF+
Total Unadjusted Error
5V
≤ VCC ≤ 5.5V, REF+ = 2.5V, REF– = GND, VINCM = 1.25V
3
ppm of VREF
5V
≤ VCC ≤ 5.5V, REF+ = 5V, REF– = GND, VINCM = 2.5V
3
ppm of VREF
REF+ = 2.5V, REF– = GND, VINCM = 1.25V, (Note 6)
4
ppm of VREF
Output Noise
5V
≤ VCC ≤ 5.5V, REF+ = 5V, REF– = GND,
0.8
VRMS
GND
≤ IN– = IN+ ≤ VCC, (Note 13)
The q denotes specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Notes 3, 4)
GN PART MARKING
2412
2412I
TOP VIEW
GN PACKAGE
16-LEAD PLASTIC SSOP
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
VCC
REF+
REF–
CH0+
CH0–
CH1+
CH1–
GND
FO
SCK
SDO
CS
GND
Consult LTC Marketing for parts specified with wider operating temperature ranges.
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