Datasheet LTC2269 (Analog Devices) - 2
| 制造商 | Analog Devices |
| 描述 | 16-Bit, 20Msps Low Noise ADC |
| 页数 / 页 | 32 / 2 — ABSOLUTE MAXIMUM RATINGS (Notes 1, 2). PIN CONFIGURATION |
| 文件格式/大小 | PDF / 775 Kb |
| 文件语言 | 英语 |
ABSOLUTE MAXIMUM RATINGS (Notes 1, 2). PIN CONFIGURATION
该数据表的模型线
文件文字版本
LTC2269
ABSOLUTE MAXIMUM RATINGS (Notes 1, 2)
Supply Voltages (VDD, OVDD) ... –0.3V to 2V Digital Output Voltage .. –0.3V to (OVDD + 0.3V) Analog Input Voltage (A + – IN , AIN , PAR/SER, SENSE) Operating Temperature Range (Note 3) ... –0.3V to (VDD + 0.2V) LTC2269C .. 0°C to 70°C Digital Input Voltage (ENC+, ENC–, CS, SDI, SCK) LTC2269I ...–40°C to 85°C (Note 4) .. –0.3V to 3.9V Storage Temperature Range .. –65°C to 150°C SDO (Note 4) ... –0.3V to 3.9V
PIN CONFIGURATION
FULL RATE CMOS OUTPUT MODE DOUBLE DATA RATE CMOS OUTPUT MODE TOP VIEW TOP VIEW DD DD REF DD DD REF 48 V 47 V 46 SENSE 45 V 44 SDO 43 GND 42 OF 41 DNC 40 D15 39 D14 38 D13 37 D12 48 V 47 V 46 SENSE 45 V 44 SDO 43 GND 42 OF 41 DNC 40 D14_15 39 DNC 38 D12_13 37 DNC VCM 1 36 D11 VCM 1 36 D10_11 A + + IN 2 35 D10 AIN 2 35 DNC A – – IN 3 34 D9 AIN 3 34 D8_9 GND 4 33 D8 GND 4 33 DNC REFH 5 32 OVDD REFH 5 32 OVDD REFL 6 49 31 OGND REFL 6 49 31 OGND REFH GND 7 30 CLKOUT+ REFH GND 7 30 CLKOUT+ REFL 8 29 CLKOUT– REFL 8 29 CLKOUT– PAR/SER 9 28 D7 PAR/SER 9 28 D6_7 GND 10 27 D6 GND 10 27 DNC GND 11 26 D5 GND 11 26 D4_5 VDD 12 25 D4 VDD 12 25 DNC 13 15 16 17 19 20 13 17 19 20 + – 15 16 DD CS + – V DD CS GND 14 SCK 18 SDI D0 21 D1 22 D2 23 D3 24 ENC ENC GND V GND 14 SCK 18 SDI ENC ENC GND DNC 21 D0_1 22 DNC 23 D2_3 24 UK PACKAGE UK PACKAGE 48-LEAD (7mm s 7mm) PLASTIC QFN 48-LEAD (7mm s 7mm) PLASTIC QFN TJMAX = 150°C, θJA = 29°C/W TJMAX = 150°C, θJA = 29°C/W EXPOSED PAD (PIN 49) IS GND, MUST BE SOLDERED TO PCB EXPOSED PAD (PIN 49) IS GND, MUST BE SOLDERED TO PCB 2269f 2
ABSOLUTE MAXIMUM RATINGS (Notes 1, 2)
Supply Voltages (VDD, OVDD) ... –0.3V to 2V Digital Output Voltage .. –0.3V to (OVDD + 0.3V) Analog Input Voltage (A + – IN , AIN , PAR/SER, SENSE) Operating Temperature Range (Note 3) ... –0.3V to (VDD + 0.2V) LTC2269C .. 0°C to 70°C Digital Input Voltage (ENC+, ENC–, CS, SDI, SCK) LTC2269I ...–40°C to 85°C (Note 4) .. –0.3V to 3.9V Storage Temperature Range .. –65°C to 150°C SDO (Note 4) ... –0.3V to 3.9V
PIN CONFIGURATION
FULL RATE CMOS OUTPUT MODE DOUBLE DATA RATE CMOS OUTPUT MODE TOP VIEW TOP VIEW DD DD REF DD DD REF 48 V 47 V 46 SENSE 45 V 44 SDO 43 GND 42 OF 41 DNC 40 D15 39 D14 38 D13 37 D12 48 V 47 V 46 SENSE 45 V 44 SDO 43 GND 42 OF 41 DNC 40 D14_15 39 DNC 38 D12_13 37 DNC VCM 1 36 D11 VCM 1 36 D10_11 A + + IN 2 35 D10 AIN 2 35 DNC A – – IN 3 34 D9 AIN 3 34 D8_9 GND 4 33 D8 GND 4 33 DNC REFH 5 32 OVDD REFH 5 32 OVDD REFL 6 49 31 OGND REFL 6 49 31 OGND REFH GND 7 30 CLKOUT+ REFH GND 7 30 CLKOUT+ REFL 8 29 CLKOUT– REFL 8 29 CLKOUT– PAR/SER 9 28 D7 PAR/SER 9 28 D6_7 GND 10 27 D6 GND 10 27 DNC GND 11 26 D5 GND 11 26 D4_5 VDD 12 25 D4 VDD 12 25 DNC 13 15 16 17 19 20 13 17 19 20 + – 15 16 DD CS + – V DD CS GND 14 SCK 18 SDI D0 21 D1 22 D2 23 D3 24 ENC ENC GND V GND 14 SCK 18 SDI ENC ENC GND DNC 21 D0_1 22 DNC 23 D2_3 24 UK PACKAGE UK PACKAGE 48-LEAD (7mm s 7mm) PLASTIC QFN 48-LEAD (7mm s 7mm) PLASTIC QFN TJMAX = 150°C, θJA = 29°C/W TJMAX = 150°C, θJA = 29°C/W EXPOSED PAD (PIN 49) IS GND, MUST BE SOLDERED TO PCB EXPOSED PAD (PIN 49) IS GND, MUST BE SOLDERED TO PCB 2269f 2