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參數(shù)資料
| 型號： | LTC2481IDD#TRPBF |
| 廠商： | Linear Technology |
| 文件頁數(shù)： | 12/40頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC ADC 16BIT I2C 10-DFN |
| 標(biāo)準(zhǔn)包裝： | 2,500 |
| 位數(shù)： | 16 |
| 采樣率（每秒）： | 7.5 |
| 數(shù)據(jù)接口： | I²C，串行，SPI? |
| 轉(zhuǎn)換器數(shù)目： | 1 |
| 功率耗散（最大）： | 480µW |
| 電壓電源： | 單電源 |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 10-WFDFN 裸露焊盤 |
| 供應(yīng)商設(shè)備封裝： | 10-DFN（3x3） |
| 包裝： | 帶卷 (TR) |
| 輸入數(shù)目和類型： | 2 個(gè)單端，雙極；1 個(gè)差分，雙極 |
| 配用： | DC951A-ND - BOARD DELTA SIGMA ADC LTC2481 |
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LTC2481
2
2481fc
PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS
Supply Voltage (VCC) to GND...................... – 0.3V to 6V
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
LTC2481C.................................................... 0°C to 70°C
LTC2481I .................................................– 40°C to 85°C
LTC2481H .............................................. –40°C to 125°C
Storage Temperature Range ................. –65°C to 125°C
(Notes 1, 2)
TOP VIEW
11
DD PACKAGE
10-LEAD (3mm
3mm) PLASTIC DFN
10
9
6
7
8
4
5
3
2
1
CA0/f0
CA1
GND
SDA
SCL
REF+
VCC
REF–
IN+
IN–
TJMAX = 125°C, θJA = 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
LTC2481CDD#PBF
LTC2481CDD#TRPBF
LBPV
10-Lead (3mm
× 3mm) Plastic DFN
0°C to 70°C
LTC2481IDD#PBF
LTC2481IDD#TRPBF
LBPV
10-Lead (3mm
× 3mm) Plastic DFN
–40°C to 85°C
LTC2481HDD#PBF
LTC2481HDD#TRPBF
LBPV
10-Lead (3mm
× 3mm) Plastic DFN
–40°C to 125°C
Consult LTC Marketing for parts specied with wider operating temperature ranges. *The temperature grade is identied by a label on the shipping container.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specications, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS (NORMAL SPEED) The l denotes the specications which
apply over the full operating temperature range, otherwise specications are at TA = 25°C. (Notes 3, 4)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Resolution (No Missing Codes)
0.1 ≤ VREF ≤ VCC, –FS ≤ VIN ≤ +FS (Note 5)
l
16
Bits
Integral Nonlinearity
5V ≤ VCC ≤ 5.5V, VREF = 5V, VIN(CM) = 2.5V (Note 6)
2.7V ≤ VCC ≤ 5.5V, VREF = 2.5V, VIN(CM) = 1.25V (Note 6)
l
2
1
10
ppm of VREF
Offset Error
2.5V ≤ VREF ≤ VCC, GND ≤ IN+ = IN– ≤ VCC (Note 13)
l
0.5
2.5
μV
Offset Error Drift
2.5V ≤ VREF ≤ VCC, GND ≤ IN+ = IN– ≤ VCC
10
nV/°C
Positive Full-Scale Error
2.5V ≤ VREF ≤ VCC, IN+ = 0.75VREF, IN– = 0.25VREF
2.5V ≤ VREF ≤ VCC, IN+ = 0.75VREF, IN– = 0.25VREF (H-Grade)
l
25
40
ppm of VREF
ppm
Positive Full-Scale Error Drift
2.5V ≤ VREF ≤ VCC, IN+ = 0.75VREF, IN– = 0.25VREF
0.1
ppm of VREF /°C
Negative Full-Scale Error
2.5V ≤ VREF ≤ VCC, IN– = 0.75VREF, IN+ = 0.25VREF
2.5V ≤ VREF ≤ VCC, IN– = 0.75VREF, IN+ = 0.25VREF (H-Grade)
l
25
40
ppm of VREF
ppm
Negative Full-Scale Error Drift
2.5V ≤ VREF ≤ VCC, IN– = 0.75VREF, IN+ = 0.25VREF
0.1
ppm of VREF/°C
Total Unadjusted Error
5V ≤ VCC ≤ 5.5V, VREF = 2.5V, VIN(CM) = 1.25V (Note 6)
5V ≤ VCC ≤ 5.5V, VREF = 5V, VIN(CM) = 2.5V (Note 6)
2.7V ≤ VCC ≤ 5.5V, VREF = 2.5V, VIN(CM) = 1.25V (Note 6)
15
ppm of VREF
Output Noise
5V ≤ VCC ≤ 5.5V, VREF = 5V, GND ≤ IN– = IN+ ≤ VCC (Note 12)
0.6
μVRMS
Internal PTAT Signal
TA = 27°C
420
mV
Internal PTAT Temperature Coefcient
1.4
mV/°C
Programmable Gain
See Table 2a
l
1
256
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| LTC2482CDD#TRPBF | 功能描述:IC ADC 16BIT 10-DFN RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- 位數(shù):16 采樣率（每秒）:15 數(shù)據(jù)接口:MICROWIRE?，串行，SPI? 轉(zhuǎn)換器數(shù)目:1 功率耗散（最大）:480µW 電壓電源:單電源 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:38-WFQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:38-QFN（5x7） 包裝:帶卷 (TR) 輸入數(shù)目和類型:16 個(gè)單端，雙極；8 個(gè)差分，雙極 配用:DC1011A-C-ND - BOARD DELTA SIGMA ADC LTC2494 |
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