Datasheet LTC2285 (Analog Devices) - 2
| 制造商 | Analog Devices |
| 描述 | Dual 14-Bit, 125Msps Low Power 3V ADC |
| 页数 / 页 | 24 / 2 — ABSOLUTE MAXIMUM RATINGS. PIN CONFIGURATION. OVDD = VDD (Notes 1, 2). … |
| 文件格式/大小 | PDF / 594 Kb |
| 文件语言 | 英语 |
ABSOLUTE MAXIMUM RATINGS. PIN CONFIGURATION. OVDD = VDD (Notes 1, 2). ORDER INFORMATION. LEAD FREE FINISH. TAPE AND REEL
该数据表的模型线
文件文字版本
LTC2285
ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION OVDD = VDD (Notes 1, 2)
TOP VIEW Supply Voltage (VDD) ..4V DD Digital Output Ground Voltage (OGND) .. –0.3V to 1V DD OEA 64 GND 63 V 62 SENSEA 61 VCMA 60 MODE 59 SHDNA 58 57 OF 56 DA13 55 DA12 54 DA11 53 DA10 52 DA9 51 DA8 50 OGND 49 OV Analog Input Voltage (Note 3) ...–0.3V to (VDD + 0.3V) + Digital Input Voltage ..–0.3V to (V AINA 1 48 DA7 DD + 0.3V) A – INA 2 47 DA6 Digital Output Voltage .. –0.3V to (OV REFHA 3 46 DA5 DD + 0.3V) REFHA 4 45 DA4 Power Dissipation ...1500mW REFLA 5 44 DA3 REFLA 6 43 DA2 Operating Temperature Range VDD 7 42 DA1 CLKA 8 41 DA0 65 LTC2285C .. 0°C to 70°C CLKB 9 40 CLKOUT VDD 10 39 DB13 LTC2285I.. –40°C to 85°C REFLB 11 38 DB12 REFLB 12 37 DB11 Storage Temperature Range ... –65°C to 150°C REFHB 13 36 DB10 REFHB 14 35 DB9 A – INB 15 34 DB8 A + INB 16 33 DB7 17 18 19 20 23 32 DD DD GND V OEB DB0 24 DB1 25 DB2 26 DB3 27 DB4 28 DB5 29 DB6 30 VCMB MUX 21 OGND 31 OV SENSEB SHDNB 22 UP PACKAGE 64-LEAD (9mm × 9mm) PLASTIC QFN TJMAX = 150°C, θJA = 20°C/W EXPOSED PAD (PIN 65) IS GND AND MUST BE SOLDERED TO PCB
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING
*
PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2285CUP#PBF LTC2285CUP#TRPBF LTC2285UP 64-Lead (9mm × 9mm) Plastic QFN 0°C to 70°C LTC2285IUP#PBF LTC2285IUP#TRPBF LTC2285UP 64-Lead (9mm × 9mm) Plastic QFN –40°C to 85°C
LEAD BASED FINISH TAPE AND REEL PART MARKING
*
PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2285CUP LTC2285CUP#TR LTC2285UP 64-Lead (9mm × 9mm) Plastic QFN 0°C to 70°C LTC2285IUP LTC2285IUP#TR LTC2285UP 64-Lead (9mm × 9mm) Plastic QFN –40°C to 85°C Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed 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 specifi cations, go to: http://www.linear.com/tapeandreel/
The CONVERTER CHARACTERISTICS
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. (Note 4) PARAMETER CONDITIONS MIN TYP MAX UNITS
Resolution (No Missing Codes) ● 14 Bits Integral Linearity Error Differential Analog Input (Note 5) ● ±1.5 LSB Differential Linearity Error Differential Analog Input ● –1 ±0.6 1.1 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 ±30 ppm/°C External Reference ±5 ppm/°C 2285fb 2
ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION OVDD = VDD (Notes 1, 2)
TOP VIEW Supply Voltage (VDD) ..4V DD Digital Output Ground Voltage (OGND) .. –0.3V to 1V DD OEA 64 GND 63 V 62 SENSEA 61 VCMA 60 MODE 59 SHDNA 58 57 OF 56 DA13 55 DA12 54 DA11 53 DA10 52 DA9 51 DA8 50 OGND 49 OV Analog Input Voltage (Note 3) ...–0.3V to (VDD + 0.3V) + Digital Input Voltage ..–0.3V to (V AINA 1 48 DA7 DD + 0.3V) A – INA 2 47 DA6 Digital Output Voltage .. –0.3V to (OV REFHA 3 46 DA5 DD + 0.3V) REFHA 4 45 DA4 Power Dissipation ...1500mW REFLA 5 44 DA3 REFLA 6 43 DA2 Operating Temperature Range VDD 7 42 DA1 CLKA 8 41 DA0 65 LTC2285C .. 0°C to 70°C CLKB 9 40 CLKOUT VDD 10 39 DB13 LTC2285I.. –40°C to 85°C REFLB 11 38 DB12 REFLB 12 37 DB11 Storage Temperature Range ... –65°C to 150°C REFHB 13 36 DB10 REFHB 14 35 DB9 A – INB 15 34 DB8 A + INB 16 33 DB7 17 18 19 20 23 32 DD DD GND V OEB DB0 24 DB1 25 DB2 26 DB3 27 DB4 28 DB5 29 DB6 30 VCMB MUX 21 OGND 31 OV SENSEB SHDNB 22 UP PACKAGE 64-LEAD (9mm × 9mm) PLASTIC QFN TJMAX = 150°C, θJA = 20°C/W EXPOSED PAD (PIN 65) IS GND AND MUST BE SOLDERED TO PCB
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING
*
PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2285CUP#PBF LTC2285CUP#TRPBF LTC2285UP 64-Lead (9mm × 9mm) Plastic QFN 0°C to 70°C LTC2285IUP#PBF LTC2285IUP#TRPBF LTC2285UP 64-Lead (9mm × 9mm) Plastic QFN –40°C to 85°C
LEAD BASED FINISH TAPE AND REEL PART MARKING
*
PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2285CUP LTC2285CUP#TR LTC2285UP 64-Lead (9mm × 9mm) Plastic QFN 0°C to 70°C LTC2285IUP LTC2285IUP#TR LTC2285UP 64-Lead (9mm × 9mm) Plastic QFN –40°C to 85°C Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed 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 specifi cations, go to: http://www.linear.com/tapeandreel/
The CONVERTER CHARACTERISTICS
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. (Note 4) PARAMETER CONDITIONS MIN TYP MAX UNITS
Resolution (No Missing Codes) ● 14 Bits Integral Linearity Error Differential Analog Input (Note 5) ● ±1.5 LSB Differential Linearity Error Differential Analog Input ● –1 ±0.6 1.1 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 ±30 ppm/°C External Reference ±5 ppm/°C 2285fb 2