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參數(shù)資料
| 型號： | LTC2274IUJ#TR |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | ADC |
| 英文描述： | 1-CH 16-BIT PROPRIETARY METHOD ADC, SERIAL ACCESS, PQCC40 |
| 封裝： | 6 X 6 MM, PLASTIC, QFN-40 |
| 文件頁數(shù)： | 12/40頁 |
| 文件大?。?/td> | 897K |
| 代理商： | LTC2274IUJ#TR |
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LTC2274
2
2274fb
PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS
Supply Voltage (VDD) ................................... –0.3V to 4V
Analog Input Voltage (Note 3).......–0.3V to (VDD + 0.3V)
Digital Input Voltage......................–0.3V to (VDD + 0.3V)
Digital Output Voltage ................ –0.3V to (OVDD + 0.3V)
Power Dissipation .............................................2000mW
Operating Temperature Range
LTC2274C ................................................ 0°C to 70°C
LTC2274I.............................................. –40°C to 85°C
Storage Temperature Range................... –65°C to 150°C
Digital Output Supply Voltage (OVDD) .......... –0.3V to 4V
OVDD = VDD (Notes 1, 2)
39
40
38 37 36 35 34 33 32 31
11
20
12 13 14 15
TOP VIEW
41
UJ PACKAGE
40-LEAD (6mm
6mm) PLASTIC QFN
16 17 18 19
22
23
24
25
26
27
28
29
9
8
7
6
5
4
3
2
VDD
GND
AIN
+
AIN
–
GND
ENC+
ENC–
GND
SYNC–
SYNC+
GND
OVDD
CMLOUT+
CMLOUT–
OVDD
GND
V
CM
SENSE
GND
MSBINV
PGA
SCRAM
PA
T
1
PA
T
0
FA
M
GND
V
DD
V
DD
GND
DITH
ISMODE
SRR0
SRR1
SHDN
21
30
10
1
TJMAX = 150°C, θJA = 22°C/W
EXPOSED PAD (PIN 41) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC2274CUJ#PBF
LTC2274CUJ#TRPBF
LTC2274UJ
40-Lead (6mm
× 6mm) Plastic QFN
0°C to 70°C
LTC2274IUJ#PBF
LTC2274IUJ#TRPBF
LTC2274UJ
40-Lead (6mm
× 6mm) Plastic QFN
–40°C to 85°C
LEAD BASED FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC2274CUJ
LTC2274CUJ#TR
LTC2274UJ
40-Lead (6mm
× 6mm) Plastic QFN
0°C to 70°C
LTC2274IUJ
LTC2274IUJ#TR
LTC2274UJ
40-Lead (6mm
× 6mm) Plastic QFN
–40°C to 85°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/
CONVERTER CHARACTERISTICS
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Integral Linearity Error
Differential Analog Input (Note 5) TA = 25°C
±1.2
±4
LSB
Integral Linearity Error
Differential Analog Input (Note 5)
l
±1.5
±4.5
LSB
Differential Linearity Error
Differential Analog Input
l
±0.3
±1
LSB
Offset Error
(Note 6)
l
±1
±8.5
mV
Offset Drift
±10
μV/°C
Gain Error
External Reference
l
±0.2
±1.5
%FS
Full-Scale Drift
Internal Reference
External Reference
±30
±15
ppm/°C
Transition Noise
3LSBRMS
The
l denotes the specications which apply over the full operating
temperature range, otherwise specications are at TA = 25°C. (Note 4)
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