Datasheet LTC2302, LTC2306 (Analog Devices) - 4
| 制造商 | Analog Devices |
| 描述 | Low Noise, 500ksps, 2-Channel, 12-Bit ADC |
| 页数 / 页 | 22 / 4 — DynaMic accuracy. The. denotes the specifications which apply over the … |
| 文件格式/大小 | PDF / 492 Kb |
| 文件语言 | 英语 |
DynaMic accuracy. The. denotes the specifications which apply over the full operating temperature range,
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LTC2302/LTC2306
DynaMic accuracy The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. AIN = –1dBFS. (Notes 4, 10) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
SINAD Signal‑to‑(Noise + Distortion) Ratio fIN = 1kHz l 71 72.8 dB SNR Signal‑to‑Noise Ratio fIN = 1kHz l 71 73.2 dB THD Total Harmonic Distortion fIN = 1kHz, First 5 Harmonics l –88 –78 dB SFDR Spurious Free Dynamic Range fIN = 1kHz l 79 89 dB Channel‑to‑Channel Isolation fIN = 1kHz –109 dB Full Linear Bandwidth (Note 11) 700 kHz –3dB Input Linear Bandwidth 25 MHz Aperture Delay 13 ns Transient Response Full‑Scale Step 240 ns
DigiTal inpuTs anD DigiTal ouTpuTs The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 4) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIH High Level Input Voltage VDD = 5.25V l 2.4 V VIL Low Level Input Voltage VDD = 4.75V l 0.8 V IIN High Level Input Current VIN = VDD l ±10 µA CIN Digital Input Capacitance 5 pF VOH High Level Output Voltage OVDD = 4.75V, IOUT = –10µA 4.74 V OVDD = 4.75V, IOUT = –200µA l 4 V VOL Low Level Output Voltage OVDD = 4.75V, IOUT = 160µA 0.05 V OVDD = 4.75V, IOUT = 1.6mA l 0.4 V IOZ Hi‑Z Output Leakage VOUT = 0V to OVDD, CONVST High l ±10 µA COZ Hi‑Z Output Capacitance CONVST High 15 pF ISOURCE Output Source Current VOUT = 0V –10 mA ISINK Output Sink Current VOUT = OVDD 10 mA
poWer reQuireMenTs The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 4) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VDD Supply Voltage l 4.75 5 5.25 V OVDD Output Driver Supply Voltage l 2.7 5.25 V IDD Supply Current CL = 25pF l 2.8 3.5 mA Sleep Mode CONVST = 5V, Conversion Done l 7 15 µA PD Power Dissipation 14 mW Sleep Mode 35 µW 23026fb 4 For more information www.linear.com/LTC2302 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Applications Package Description Related Parts
DynaMic accuracy The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. AIN = –1dBFS. (Notes 4, 10) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
SINAD Signal‑to‑(Noise + Distortion) Ratio fIN = 1kHz l 71 72.8 dB SNR Signal‑to‑Noise Ratio fIN = 1kHz l 71 73.2 dB THD Total Harmonic Distortion fIN = 1kHz, First 5 Harmonics l –88 –78 dB SFDR Spurious Free Dynamic Range fIN = 1kHz l 79 89 dB Channel‑to‑Channel Isolation fIN = 1kHz –109 dB Full Linear Bandwidth (Note 11) 700 kHz –3dB Input Linear Bandwidth 25 MHz Aperture Delay 13 ns Transient Response Full‑Scale Step 240 ns
DigiTal inpuTs anD DigiTal ouTpuTs The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 4) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIH High Level Input Voltage VDD = 5.25V l 2.4 V VIL Low Level Input Voltage VDD = 4.75V l 0.8 V IIN High Level Input Current VIN = VDD l ±10 µA CIN Digital Input Capacitance 5 pF VOH High Level Output Voltage OVDD = 4.75V, IOUT = –10µA 4.74 V OVDD = 4.75V, IOUT = –200µA l 4 V VOL Low Level Output Voltage OVDD = 4.75V, IOUT = 160µA 0.05 V OVDD = 4.75V, IOUT = 1.6mA l 0.4 V IOZ Hi‑Z Output Leakage VOUT = 0V to OVDD, CONVST High l ±10 µA COZ Hi‑Z Output Capacitance CONVST High 15 pF ISOURCE Output Source Current VOUT = 0V –10 mA ISINK Output Sink Current VOUT = OVDD 10 mA
poWer reQuireMenTs The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 4) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VDD Supply Voltage l 4.75 5 5.25 V OVDD Output Driver Supply Voltage l 2.7 5.25 V IDD Supply Current CL = 25pF l 2.8 3.5 mA Sleep Mode CONVST = 5V, Conversion Done l 7 15 µA PD Power Dissipation 14 mW Sleep Mode 35 µW 23026fb 4 For more information www.linear.com/LTC2302 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Applications Package Description Related Parts