LTC2228_15 Datasheet, PDF (2/28 Pages) Linear Technology – 12-Bit, 65/40/25Msps Low Power 3V ADCs

LTC2228/LTC2227/LTC2226
ABSOLUTE MAXIMUM RATINGS
OV_DD = V_DD (Notes 1, 2)
Supply Voltage (V_DD) ..................................................4V
Digital Output Ground Voltage (OGND)........ –0.3V to 1V
Analog Input Voltage (Note 3).......–0.3V to (V_DD + 0.3V)
Digital Input Voltage......................–0.3V to (V_DD + 0.3V)
Digital Output Voltage ................ –0.3V to (OV_DD + 0.3V)
Power Dissipation .............................................1500mW
Operating Temperature Range
LTC2228C, LTC2227C, LTC2226C............. 0°C to 70°C
LTC2228I, LTC2227I, LTC2226I............ –40°C to 85°C
Storage Temperature Range................... –65°C to 125°C
PIN CONFIGURATION
TOP VIEW
A_IN+ 1
A_IN– 2
32 31 30 29 28 27 26 25
24 D8
23 D7
REFH 3
22 D6
REFH 4
REFL 5
33
21 OV_DD
20 OGND
REFL 6
V_DD 7
GND 8
19 D5
18 D4
17 D3
9 10 11 12 13 14 15 16
UH PACKAGE
32-LEAD (5mm s 5mm) PLASTIC QFN
T_JMAX = 125°C, θ_JA = 34°C/W
EXPOSED PAD (PIN 33) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC2228CUH#PBF
LTC2228CUH#TRPBF 2228
32-Lead (5mm × 5mm) Plastic QFN
0°C to 70°C
LTC2228IUH#PBF
LTC2228IUH#TRPBF
2228
32-Lead (5mm × 5mm) Plastic QFN
–40°C to 85°C
LTC2227CUH#PBF
LTC2227CUH#TRPBF 2227
32-Lead (5mm × 5mm) Plastic QFN
0°C to 70°C
LTC2227IUH#PBF
LTC2227IUH#TRPBF
2227
32-Lead (5mm × 5mm) Plastic QFN
–40°C to 85°C
LTC2226CUH#PBF
LTC2226CUH#TRPBF 2226
32-Lead (5mm × 5mm) Plastic QFN
0°C to 70°C
LTC2226IUH#PBF
LTC2226IUH#TRPBF
2226
32-Lead (5mm × 5mm) Plastic QFN
–40°C to 85°C
LEAD BASED FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC2228CUH
LTC2228CUH#TR
2228
32-Lead (5mm × 5mm) Plastic QFN
0°C to 70°C
LTC2228IUH
LTC2228IUH#TR
2228
32-Lead (5mm × 5mm) Plastic QFN
–40°C to 85°C
LTC2227CUH
LTC2227CUH#TR
2227
32-Lead (5mm × 5mm) Plastic QFN
0°C to 70°C
LTC2227IUH
LTC2227IUH#TR
2227
32-Lead (5mm × 5mm) Plastic QFN
–40°C to 85°C
LTC2226CUH
LTC2226CUH#TR
2226
32-Lead (5mm × 5mm) Plastic QFN
0°C to 70°C
LTC2226IUH
LTC2226IUH#TR
2226
32-Lead (5mm × 5mm) Plastic QFN
–40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified 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 specifications, go to: http://www.linear.com/tapeandreel/
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