LTC2222I(RevA) データシートの表示（PDF） - Linear Technology
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LTC2222I Datasheet PDF : 28 Pages
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LTC2222/LTC2223
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
LTC2222C, LTC2223C ............................. 0°C to 70°C
LTC2222I, LTC2223I ...........................–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
REFHA 3
36 D9
35 D8
34 D7
REFHA 4
REFLB 5
33 OVDD
32 OGND
REFLB 6
REFHB 7
49
31 D6
30 D5
REFHB 8
29 D4
REFLA 9
REFLA 10
28 OVDD
27 OGND
VDD 11
VDD 12
26 D3
25 D2
UK PACKAGE
48-LEAD (7mm × 7mm) PLASTIC QFN
EXPOSED PAD IS GND (PIN 49),
MUST BE SOLDERED TO PCB
TJMAX = 125°C, θJA = 29°C/W
ORDER PART
NUMBER
LTC2222CUK
LTC2223CUK
LTC2222IUK
LTC2223IUK
UK PART
MARKING*
LTC2222UK
LTC2223UK
LTC2222UK
LTC2223UK
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/
*The temperature grade is identified by a label on the shipping container. Consult LTC
Marketing for parts specified with wider operating temperature ranges.
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
Resolution (No Missing Codes)
Integral Linearity Error (Note 5)
Differential Linearity Error
Integral Linearity Error (Note 5)
Differential Linearity Error
Offset Error (Note 6)
Gain Error
Offset Drift
Full-Scale Drift
Transition Noise
CONDITIONS
Differential Analog Input
Differential Analog Input
Single-Ended Analog Input
Single-Ended Analog Input
External Reference
Internal Reference
External Reference
SENSE = 1V
LTC2222
MIN TYP MAX
● 12
● –1.3 ±0.3
1.3
● –1
±0.2
1
±1
±0.2
● –30
±3
30
● –2.5 ±0.5
2.5
±10
±30
±15
0.5
LTC2223
MIN TYP MAX
UNITS
12
Bits
–1.1 ±0.3
1.1
LSB
–0.8 ±0.2
0.8
LSB
±1
LSB
±0.2
LSB
– 30
±3
30
mV
–2.5 ±0.5
2.5
%FS
±10
µV/C
±30
ppm/C
±15
ppm/C
0.5
LSBRMS
22223fa
2
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