Datasheet LTC2248, LTC2247, LTC2246 (Analog Devices) - 9
| Hersteller | Analog Devices |
| Beschreibung | 14-Bit, 65Msps Low Power 3V ADCs |
| Seiten / Seite | 24 / 9 — TYPICAL PERFOR A CE CHARACTERISTICS. LTC2247: IOVDD vs Sample Rate,. … |
| Dateiformat / Größe | PDF / 795 Kb |
| Dokumentensprache | Englisch |
TYPICAL PERFOR A CE CHARACTERISTICS. LTC2247: IOVDD vs Sample Rate,. LTC2247: SFDR vs Input Level,
Modelllinie für dieses Datenblatt
- LTC2246CUH#PBF LTC2246CUH#PBF LTC2246CUH#TRPBF LTC2246CUH#TRPBF LTC2246IUH#PBF LTC2246IUH#PBF LTC2246IUH#TRPBF LTC2246IUH#TRPBF
Textversion des Dokuments
LTC2248/LTC2247/LTC2246
W U TYPICAL PERFOR A CE CHARACTERISTICS LTC2247: IOVDD vs Sample Rate, LTC2247: SFDR vs Input Level, LTC2247: IVDD vs Sample Rate, 5MHz Sine Wave Input, –1dB, f 5MHz Sine Wave Input, –1dB IN = 5MHz, 2V Range, 40Msps OVDD = 1.8V
120 50 4 110 dBFS 100 45 3 90 80 dBc 2V RANGE 70 (mA) (mA) 40 2 60 90dBc SFDR I VDD I OVDD REFERENCE LINE SNR (dBc AND dBFS) 50 1V RANGE 35 1 40 30 20 30 0 –60 – 50 – 40 –30 –20 –10 0 0 10 20 30 40 50 0 10 20 30 40 50 INPUT LEVEL (dBFS) SAMPLE RATE (Msps) SAMPLE RATE (Msps) 2247 G13 2247 G14 2247 G15
LTC2246: 8192 Point FFT, LTC2246: Typical INL, LTC2246: Typical DNL, fIN = 5MHz, –1dB, 2V Range, 2V Range, 25Msps 2V Range, 25Msps 25Msps
2.0 1.00 0 –10 1.5 0.75 –20 1.0 0.50 –30 –40 0.5 0.25 –50 0 0 –60 –70 –0.5 –0.25 INL ERROR (LSB) DNL ERROR (LSB) AMPLITUDE (dB) –80 –1.0 –0.50 –90 –100 –1.5 –0.75 –110 –2.0 –1.00 –120 0 4096 8192 12288 16384 0 4096 8192 12288 16384 0 2 4 6 8 10 12 CODE CODE FREQUENCY (MHz) 2246 G01 2246 G02 2246 G03
LTC2246: 8192 Point FFT, LTC2246: 8192 Point FFT, LTC2246: 8192 Point FFT, fIN = 30MHz, –1dB, 2V Range, fIN = 70MHz, –1dB, 2V Range, fIN = 140MHz, –1dB, 2V Range, 25Msps 25Msps 25Msps
0 0 0 –10 –10 –10 –20 –20 –20 –30 –30 –30 –40 –40 –40 –50 –50 –50 –60 –60 –60 –70 –70 –70 AMPLITUDE (dB) –80 AMPLITUDE (dB) –80 AMPLITUDE (dB) –80 –90 –90 –90 –100 –100 –100 –110 –110 –110 –120 –120 –120 0 2 4 6 8 10 12 0 2 4 6 8 10 12 0 2 4 6 8 10 12 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 2246 G04 2246 G05 2246 G06 224876fa 9
W U TYPICAL PERFOR A CE CHARACTERISTICS LTC2247: IOVDD vs Sample Rate, LTC2247: SFDR vs Input Level, LTC2247: IVDD vs Sample Rate, 5MHz Sine Wave Input, –1dB, f 5MHz Sine Wave Input, –1dB IN = 5MHz, 2V Range, 40Msps OVDD = 1.8V
120 50 4 110 dBFS 100 45 3 90 80 dBc 2V RANGE 70 (mA) (mA) 40 2 60 90dBc SFDR I VDD I OVDD REFERENCE LINE SNR (dBc AND dBFS) 50 1V RANGE 35 1 40 30 20 30 0 –60 – 50 – 40 –30 –20 –10 0 0 10 20 30 40 50 0 10 20 30 40 50 INPUT LEVEL (dBFS) SAMPLE RATE (Msps) SAMPLE RATE (Msps) 2247 G13 2247 G14 2247 G15
LTC2246: 8192 Point FFT, LTC2246: Typical INL, LTC2246: Typical DNL, fIN = 5MHz, –1dB, 2V Range, 2V Range, 25Msps 2V Range, 25Msps 25Msps
2.0 1.00 0 –10 1.5 0.75 –20 1.0 0.50 –30 –40 0.5 0.25 –50 0 0 –60 –70 –0.5 –0.25 INL ERROR (LSB) DNL ERROR (LSB) AMPLITUDE (dB) –80 –1.0 –0.50 –90 –100 –1.5 –0.75 –110 –2.0 –1.00 –120 0 4096 8192 12288 16384 0 4096 8192 12288 16384 0 2 4 6 8 10 12 CODE CODE FREQUENCY (MHz) 2246 G01 2246 G02 2246 G03
LTC2246: 8192 Point FFT, LTC2246: 8192 Point FFT, LTC2246: 8192 Point FFT, fIN = 30MHz, –1dB, 2V Range, fIN = 70MHz, –1dB, 2V Range, fIN = 140MHz, –1dB, 2V Range, 25Msps 25Msps 25Msps
0 0 0 –10 –10 –10 –20 –20 –20 –30 –30 –30 –40 –40 –40 –50 –50 –50 –60 –60 –60 –70 –70 –70 AMPLITUDE (dB) –80 AMPLITUDE (dB) –80 AMPLITUDE (dB) –80 –90 –90 –90 –100 –100 –100 –110 –110 –110 –120 –120 –120 0 2 4 6 8 10 12 0 2 4 6 8 10 12 0 2 4 6 8 10 12 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 2246 G04 2246 G05 2246 G06 224876fa 9