LTC2230C 查看數據表（PDF） - Linear Technology
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LTC2230C Datasheet PDF : 32 Pages
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LTC2230/LTC2231
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
LTC2230C, LTC2231C ............................. 0°C to 70°C
LTC2230I, LTC2231I ...........................–40°C to 85°C
Storage Temperature Range ..................–65°C to 150°C
UW U
PACKAGE/ORDER I FOR ATIO
TOP VIEW
AIN+ 1
AIN+ 2
AIN– 3
AIN– 4
REFHA 5
REFHA 6
48 D7+/DA4
47 D7–/DA3
46 D6+/DA2
45 D6–/DA1
44 D5+/DA0
43 D5–/DNC
REFLB 7
42 OVDD
REFLB 8
65
41 OGND
REFHB 9
40 D4+/DNC
REFHB 10
39 D4–/CLOCKOUTA
REFLA 11
38 D3+/CLOCKOUTB
REFLA 12
37 D3–/OFB
VDD 13
VDD 14
36 CLOCKOUT +/DB9
35 CLOCKOUT –/DB8
VDD 15
34 OVDD
GND 16
33 OGND
UP PACKAGE
64-LEAD (9mm × 9mm) PLASTIC QFN
TJMAX = 150°C, θJA = 20°C/W
EXPOSED PAD (PIN 65) IS GND, MUST BE SOLDERED TO PCB
ORDER PART NUMBER UP PART MARKING*
LTC2230CUP
LTC2230IUP
LTC2231CUP
LTC2231IUP
LTC2230UP
LTC2230UP
LTC2231UP
LTC2231UP
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
LTC2230
MIN TYP MAX
LTC2231
MIN TYP MAX
UNITS
Resolution (No Missing Codes)
●
10
10
Bits
Integral Linearity Error
Differential Analog Input (Note 5)
●
–1
±0.2
1
–0.8 ±0.2 0.8
LSB
Differential Linearity Error
Differential Analog Input
●
–0.6 ±0.1 0.6 –0.6 ±0.1 0.6
LSB
Integral Linearity Error
Single-Ended Analog Input (Note 5)
±0.5
±0.5
LSB
Differential Linearity Error
Single-Ended Analog Input
±0.1
±0.1
LSB
Offset Error
(Note 6)
●
–35
±3
35
–35
±3
35
mV
Gain Error
External Reference
●
–2.5 ±0.5 2.5 –2.5 ±0.5 2.5
%FS
Offset Drift
±10
±10
μV/C
Full-Scale Drift
Internal Reference
External Reference
±30
±30
ppm/C
±15
±15
ppm/C
Transition Noise
SENSE = 1V
0.12
0.12
LSBRMS
22301fb
2
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