Datasheet LTC2424, LTC2428 (Analog Devices) - 2
| 制造商 | Analog Devices |
| 描述 | 4-/8-Channel 20-Bit µPower No Latency ∆ΣTM ADCs |
| 页数 / 页 | 36 / 2 — ABSOLUTE MAXIMUM RATINGS. (Notes 1, 2). PACKAGE/ORDER INFORMATION. … |
| 文件格式/大小 | PDF / 431 Kb |
| 文件语言 | 英语 |
ABSOLUTE MAXIMUM RATINGS. (Notes 1, 2). PACKAGE/ORDER INFORMATION. CONVERTER CHARACTERISTICS The
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文件文字版本
LTC2424/LTC2428
W W W U ABSOLUTE MAXIMUM RATINGS (Notes 1, 2)
Supply Voltage (VCC) to GND...– 0.3V to 7V Operating Temperature Range Analog Input Voltage to GND ... – 0.3V to (VCC + 0.3V) LTC2424C/LTC2428C .. 0°C to 70°C Reference Input Voltage to GND .. – 0.3V to (VCC + 0.3V) LTC2424I/LTC2428I ... – 40°C to 85°C Digital Input Voltage to GND .. – 0.3V to (VCC + 0.3V) Storage Temperature Range ... – 65°C to 150°C Digital Output Voltage to GND ... – 0.3V to (VCC + 0.3V) Lead Temperature (Soldering, 10 sec).. 300°C
U W U PACKAGE/ORDER INFORMATION
TOP VIEW ORDER TOP VIEW ORDER GND 1 28 GND PART NUMBER GND 1 28 GND PART NUMBER V 2 27 CC GND LTC2424CG V 2 27 CC GND LTC2428CG FS 3 26 SET FO FS 3 26 F LTC2424IG SET O LTC2428IG ADCIN 4 25 SCK ADCIN 4 25 SCK ZS 5 24 SET SDO ZS 5 24 SET SDO GND 6 23 CSADC GND 6 23 CSADC MUXOUT 7 22 GND MUXOUT 7 22 GND V 8 21 CC DIN V 8 21 CC DIN CH0 9 20 CSMUX CH0 9 20 CSMUX CH1 10 19 CLK CH1 10 19 CLK CH2 11 18 GND CH2 11 18 GND CH3 12 17 NC CH3 12 17 CH7 NC 13 16 GND CH4 13 16 GND NC 14 15 NC CH5 14 15 CH6 G PACKAGE G PACKAGE 28-LEAD PLASTIC SSOP 28-LEAD PLASTIC SSOP TJMAX = 125°C, θJA = 130°C/W TJMAX = 125°C, θJA = 130°C/W Consult factory for parts specified with wider operating temperature ranges.
U CONVERTER CHARACTERISTICS The
●
denotes specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. (Notes 3, 4) PARAMETER CONDITIONS MIN TYP MAX UNITS
Resolution (No Missing Codes) 0.1V ≤ VREF ≤ VCC, (Note 5) ● 20 Bits Integral Nonlinearity VREF = 2.5V (Note 6) ● 4 10 ppm of VREF VREF = 5V (Note 6) ● 8 20 ppm of VREF Integral Nonlinearity (Fast Mode) 2.5V < VREF < VCC, 100 Samples/Second, fO = 2.051MHz ● 40 250 ppm of VREF Offset Error 2.5V ≤ VREF ≤ VCC ● 0.5 10 ppm of VREF Offset Error (Fast Mode) 2.5V < VREF < 5V, 100 Samples/Second, fO = 2.051MHz 3 ppm of VREF Offset Error Drift 2.5V ≤ VREF ≤ VCC 0.04 ppm of VREF/°C Full-Scale Error 2.5V ≤ VREF ≤ VCC ● 4 15 ppm of VREF Full-Scale Error (Fast Mode) 2.5V < VREF < 5V, 100 Samples/Second, fO = 2.051MHz 10 ppm of VREF Full-Scale Error Drift 2.5V ≤ VREF ≤ VCC 0.04 ppm of VREF/°C 2
W W W U ABSOLUTE MAXIMUM RATINGS (Notes 1, 2)
Supply Voltage (VCC) to GND...– 0.3V to 7V Operating Temperature Range Analog Input Voltage to GND ... – 0.3V to (VCC + 0.3V) LTC2424C/LTC2428C .. 0°C to 70°C Reference Input Voltage to GND .. – 0.3V to (VCC + 0.3V) LTC2424I/LTC2428I ... – 40°C to 85°C Digital Input Voltage to GND .. – 0.3V to (VCC + 0.3V) Storage Temperature Range ... – 65°C to 150°C Digital Output Voltage to GND ... – 0.3V to (VCC + 0.3V) Lead Temperature (Soldering, 10 sec).. 300°C
U W U PACKAGE/ORDER INFORMATION
TOP VIEW ORDER TOP VIEW ORDER GND 1 28 GND PART NUMBER GND 1 28 GND PART NUMBER V 2 27 CC GND LTC2424CG V 2 27 CC GND LTC2428CG FS 3 26 SET FO FS 3 26 F LTC2424IG SET O LTC2428IG ADCIN 4 25 SCK ADCIN 4 25 SCK ZS 5 24 SET SDO ZS 5 24 SET SDO GND 6 23 CSADC GND 6 23 CSADC MUXOUT 7 22 GND MUXOUT 7 22 GND V 8 21 CC DIN V 8 21 CC DIN CH0 9 20 CSMUX CH0 9 20 CSMUX CH1 10 19 CLK CH1 10 19 CLK CH2 11 18 GND CH2 11 18 GND CH3 12 17 NC CH3 12 17 CH7 NC 13 16 GND CH4 13 16 GND NC 14 15 NC CH5 14 15 CH6 G PACKAGE G PACKAGE 28-LEAD PLASTIC SSOP 28-LEAD PLASTIC SSOP TJMAX = 125°C, θJA = 130°C/W TJMAX = 125°C, θJA = 130°C/W Consult factory for parts specified with wider operating temperature ranges.
U CONVERTER CHARACTERISTICS The
●
denotes specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. (Notes 3, 4) PARAMETER CONDITIONS MIN TYP MAX UNITS
Resolution (No Missing Codes) 0.1V ≤ VREF ≤ VCC, (Note 5) ● 20 Bits Integral Nonlinearity VREF = 2.5V (Note 6) ● 4 10 ppm of VREF VREF = 5V (Note 6) ● 8 20 ppm of VREF Integral Nonlinearity (Fast Mode) 2.5V < VREF < VCC, 100 Samples/Second, fO = 2.051MHz ● 40 250 ppm of VREF Offset Error 2.5V ≤ VREF ≤ VCC ● 0.5 10 ppm of VREF Offset Error (Fast Mode) 2.5V < VREF < 5V, 100 Samples/Second, fO = 2.051MHz 3 ppm of VREF Offset Error Drift 2.5V ≤ VREF ≤ VCC 0.04 ppm of VREF/°C Full-Scale Error 2.5V ≤ VREF ≤ VCC ● 4 15 ppm of VREF Full-Scale Error (Fast Mode) 2.5V < VREF < 5V, 100 Samples/Second, fO = 2.051MHz 10 ppm of VREF Full-Scale Error Drift 2.5V ≤ VREF ≤ VCC 0.04 ppm of VREF/°C 2