Datasheet LTC2245 (Analog Devices) - 2
| Fabricante | Analog Devices |
| Descripción | 14-Bit, 10Msps Low Power 3V ADC |
| Páginas / Página | 20 / 2 — ABSOLUTE AXI U. RATI GS. PACKAGE/ORDER I FOR ATIO. OVDD = VDD (Notes 1, … |
| Formato / tamaño de archivo | PDF / 528 Kb |
| Idioma del documento | Inglés |
ABSOLUTE AXI U. RATI GS. PACKAGE/ORDER I FOR ATIO. OVDD = VDD (Notes 1, 2). Order Options. CO VERTER CHARACTERISTICS The
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LTC2245
W W W U U W U ABSOLUTE AXI U RATI GS PACKAGE/ORDER I FOR ATIO OVDD = VDD (Notes 1, 2)
Supply Voltage (VDD) ... 4V TOP VIEW Digital Output Ground Voltage (OGND) ... –0.3V to 1V DD CM Analog Input Voltage (Note 3) ... –0.3V to (V V V SENSE MODE OF D13 D12 D11 DD + 0.3V) 32 31 30 29 28 27 26 25 Digital Input Voltage .. –0.3V to (VDD + 0.3V) A + 1 24 IN D10 Digital Output Voltage .. –0.3V to (OV – DD + 0.3V) A 2 23 IN D9 Power Dissipation .. 1500mW REFH 3 22 D8 Operating Temperature Range REFH 4 21 OVDD 33 LTC2245C ... 0°C to 70°C REFL 5 20 OGND REFL 6 19 D7 LTC2245I ...–40°C to 85°C V 7 18 DD D6 Storage Temperature Range ..–65°C to 125°C GND 8 17 D5 9 10 11 12 13 14 15 16 OE D0 D1 D2 D3 D4 CLK SHDN 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 QFN PART MARKING LTC2245CUH 2245* LTC2245IUH
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.
U 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 ● 14 Bits (No Missing Codes) Integral Differential Analog Input ● –4 ±1 4 LSB Linearity Error (Note 5) Differential Differential Analog Input ● –1 ±0.5 1 LSB Linearity Error 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 ±30 ppm/°C External Reference ±5 ppm/°C Transition Noise SENSE = 1V 1 LSBRMS 2245fa 2
W W W U U W U ABSOLUTE AXI U RATI GS PACKAGE/ORDER I FOR ATIO OVDD = VDD (Notes 1, 2)
Supply Voltage (VDD) ... 4V TOP VIEW Digital Output Ground Voltage (OGND) ... –0.3V to 1V DD CM Analog Input Voltage (Note 3) ... –0.3V to (V V V SENSE MODE OF D13 D12 D11 DD + 0.3V) 32 31 30 29 28 27 26 25 Digital Input Voltage .. –0.3V to (VDD + 0.3V) A + 1 24 IN D10 Digital Output Voltage .. –0.3V to (OV – DD + 0.3V) A 2 23 IN D9 Power Dissipation .. 1500mW REFH 3 22 D8 Operating Temperature Range REFH 4 21 OVDD 33 LTC2245C ... 0°C to 70°C REFL 5 20 OGND REFL 6 19 D7 LTC2245I ...–40°C to 85°C V 7 18 DD D6 Storage Temperature Range ..–65°C to 125°C GND 8 17 D5 9 10 11 12 13 14 15 16 OE D0 D1 D2 D3 D4 CLK SHDN 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 QFN PART MARKING LTC2245CUH 2245* LTC2245IUH
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.
U 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 ● 14 Bits (No Missing Codes) Integral Differential Analog Input ● –4 ±1 4 LSB Linearity Error (Note 5) Differential Differential Analog Input ● –1 ±0.5 1 LSB Linearity Error 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 ±30 ppm/°C External Reference ±5 ppm/°C Transition Noise SENSE = 1V 1 LSBRMS 2245fa 2