LTC2239IUH 查看數據表（PDF） - Linear Technology
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LTC2239IUH Datasheet PDF : 24 Pages
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LTC2239
ABSOLUTE AXI U RATI GS
OVDD = VDD (Notes 1, 2)
Supply Voltage (VDD) ................................................. 4V
Digital Output Ground Voltage (OGND) ....... –0.3V to 1V
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............................................ 1500mW
Operating Temperature Range
LTC2239C ............................................... 0°C to 70°C
LTC2239I .............................................–40°C to 85°C
Storage Temperature Range ..................–65°C to 125°C
UW U
PACKAGE/ORDER I FOR ATIO
TOP VIEW
AIN+ 1
AIN– 2
32 31 30 29 28 27 26 25
24 D6
23 D5
REFH 3
22 D4
REFH 4
REFL 5
33
21 OVDD
20 OGND
REFL 6
VDD 7
GND 8
19 D3
18 D2
17 D1
9 10 11 12 13 14 15 16
UH PACKAGE
32-LEAD (5mm × 5mm) PLASTIC QFN
TJMAX = 125°C, θJA = 34°C/W
EXPOSED PAD IS GND (PIN 33)
MUST BE SOLDERED TO PCB
ORDER PART NUMBER
LTC2239CUH
LTC2239IUH
QFN PART MARKING*
2239
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
Consult LTC Marketing for parts specified with wider operating temperature ranges.
*The temperature grade is identified by a label on the shipping container.
CO VERTER CHARACTERISTICS The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Note 4)
PARAMETER
CONDITIONS
MIN TYP MAX UNITS
Resolution (No Missing Codes)
● 10
Bits
Integral Linearity Error
Differential Analog Input (Note 5)
● –0.5 ±0.1 0.5
LSB
Differential Linearity Error
Differential Analog Input
● –0.5 ±0.1 0.5
LSB
Offset Error
(Note 6)
● –12 ±2 12
mV
Gain Error
External Reference
● –2.5 ±0.5 2.5
%FS
Offset Drift
±10
µV/°C
Full-Scale Drift
Internal Reference
External Reference
±30
ppm/°C
±5
ppm/°C
Transition Noise
SENSE = 1V
0.08
LSBRMS
2239fa
2
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