Datasheet LTC1196, LTC1198 (Analog Devices) - 8
| Hersteller | Analog Devices |
| Beschreibung | 8-Bit, SO-8, 1Msps ADCs with Auto-Shutdown Options |
| Seiten / Seite | 28 / 8 — TYPICAL PERFORMANCE CHARACTERISTICS. Linearity Error vs Reference … |
| Dateiformat / Größe | PDF / 921 Kb |
| Dokumentensprache | Englisch |
TYPICAL PERFORMANCE CHARACTERISTICS. Linearity Error vs Reference Voltage. Linearity Error vs Supply Voltage
Modelllinie für dieses Datenblatt
- LTC1196-1ACS8#PBF LTC1196-1ACS8#TRPBF LTC1196-1BCS8#PBF LTC1196-1BCS8#TRPBF LTC1196-2ACS8#PBF LTC1196-2ACS8#TRPBF LTC1196-2BCS8#PBF LTC1196-2BCS8#TRPBF
Textversion des Dokuments
LTC1196/LTC1198
TYPICAL PERFORMANCE CHARACTERISTICS Linearity Error vs Reference Voltage Linearity Error vs Supply Voltage Supply Current vs Sample Rate
1.0 0.5 0.5 TA = 25°C TA = 25°C TA = 25°C 0.9 V 0.4 CC = 5V VREF = VCC 0.4 VCC = 5V f fCLK = 3MHz f 0.8 CLK = 12MHz 0.3 CLK = 12MHz 0.3 0.7 0.2 0.2 0.6 0.1 0.1 0.5 0 0 0.4 –0.1 –0.1 0.3 –0.2 –0.2 LINEARITY ERROR (LSB) LINEARITY ERROR (LSB) 0.2 –0.3 –0.3 MAGNITUDE OF GAIN ERROR (LSB) 0.1 –0.4 –0.4 0 –0.5 –0.5 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 REFERENCE VOLTAGE (V) SUPPLY VOLTAGE (V) REFERENCE VOLTAGE (V) 1196/98 G07 1196/98 G08 1196/98 G09
Maximum Clock Frequency Maximum Clock Frequency Gain vs Supply Voltage vs Supply Voltage vs Source Resistance
0.5 19 18 TA = 25°C TA = 25°C TA = 25°C 0.4 fCLK = 3MHz VREF = VCC 16 VCC = VREF = 5V V 17 0.3 REF = VCC 14 0.2 15 12 0.1 VIN +IN 13 10 0 –IN 8 – –0.1 11 RSOURCE –0.2 6 9 CLOCK FREQUENCY (MHz) –0.3 4 MAGNITUDE OF GAIN ERROR (LSB) 7 –0.4 MAXIMUM CLOCK FREQUENCY (MHz) 2 –0.5 5 0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 1 10 100 1k 10k 100k SUPPLY VOLTAGE (V) SUPPLY VOLTAGE (V) SOURCE RESISTANCE (Ω) 1196/98 G10 1196/98 G11 1196/98 G12
Minimum Clock Rate for ADC Noise vs Referenced Sample-and-Hold Acquisition 0.1LSB* Error and Supply Voltage Time vs Source Resistance
100 0.35 10000 V T CC = 5V TA = 25°C A = 25°C 90 V V REF = 5V V CC = VREF = 5V 0.30 REF = VCC 80 70 0.25 R + SOURCE 60 0.20 VIN +IN 50 1000 –IN 0.15 40 30 0.10 20 S&H ACQUISITION TIME (ns) PEAK-TO-PEAK ADC NOISE (LSB) MINIMUM CLOCK FREQUENCY (kHz) 0.05 10 0 0 100 –55 –35 –15 5 25 45 65 85 105 125 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 1 10 100 1k 10k TEMPERATURE (°C) SUPPLY VOLTAGE (V) SOURCE RESISTANCE (Ω) 1196/98 G13 1196/98 G14 1196/98 G15 *AS THE FREQUENCY IS DECREASED FROM 12MHz, MINIMUM CLOCK FREQUENCY (ΔERROR ≤ 0.1LSB) REPRESENTS THE FREQUENCY AT WHICH A 0.1LSB SHIFT IN ANY CODE TRANSITION FROM ITS 12MHz VALUE IS FIRST DETECTED. 119698fb 8
TYPICAL PERFORMANCE CHARACTERISTICS Linearity Error vs Reference Voltage Linearity Error vs Supply Voltage Supply Current vs Sample Rate
1.0 0.5 0.5 TA = 25°C TA = 25°C TA = 25°C 0.9 V 0.4 CC = 5V VREF = VCC 0.4 VCC = 5V f fCLK = 3MHz f 0.8 CLK = 12MHz 0.3 CLK = 12MHz 0.3 0.7 0.2 0.2 0.6 0.1 0.1 0.5 0 0 0.4 –0.1 –0.1 0.3 –0.2 –0.2 LINEARITY ERROR (LSB) LINEARITY ERROR (LSB) 0.2 –0.3 –0.3 MAGNITUDE OF GAIN ERROR (LSB) 0.1 –0.4 –0.4 0 –0.5 –0.5 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 REFERENCE VOLTAGE (V) SUPPLY VOLTAGE (V) REFERENCE VOLTAGE (V) 1196/98 G07 1196/98 G08 1196/98 G09
Maximum Clock Frequency Maximum Clock Frequency Gain vs Supply Voltage vs Supply Voltage vs Source Resistance
0.5 19 18 TA = 25°C TA = 25°C TA = 25°C 0.4 fCLK = 3MHz VREF = VCC 16 VCC = VREF = 5V V 17 0.3 REF = VCC 14 0.2 15 12 0.1 VIN +IN 13 10 0 –IN 8 – –0.1 11 RSOURCE –0.2 6 9 CLOCK FREQUENCY (MHz) –0.3 4 MAGNITUDE OF GAIN ERROR (LSB) 7 –0.4 MAXIMUM CLOCK FREQUENCY (MHz) 2 –0.5 5 0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 1 10 100 1k 10k 100k SUPPLY VOLTAGE (V) SUPPLY VOLTAGE (V) SOURCE RESISTANCE (Ω) 1196/98 G10 1196/98 G11 1196/98 G12
Minimum Clock Rate for ADC Noise vs Referenced Sample-and-Hold Acquisition 0.1LSB* Error and Supply Voltage Time vs Source Resistance
100 0.35 10000 V T CC = 5V TA = 25°C A = 25°C 90 V V REF = 5V V CC = VREF = 5V 0.30 REF = VCC 80 70 0.25 R + SOURCE 60 0.20 VIN +IN 50 1000 –IN 0.15 40 30 0.10 20 S&H ACQUISITION TIME (ns) PEAK-TO-PEAK ADC NOISE (LSB) MINIMUM CLOCK FREQUENCY (kHz) 0.05 10 0 0 100 –55 –35 –15 5 25 45 65 85 105 125 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 1 10 100 1k 10k TEMPERATURE (°C) SUPPLY VOLTAGE (V) SOURCE RESISTANCE (Ω) 1196/98 G13 1196/98 G14 1196/98 G15 *AS THE FREQUENCY IS DECREASED FROM 12MHz, MINIMUM CLOCK FREQUENCY (ΔERROR ≤ 0.1LSB) REPRESENTS THE FREQUENCY AT WHICH A 0.1LSB SHIFT IN ANY CODE TRANSITION FROM ITS 12MHz VALUE IS FIRST DETECTED. 119698fb 8