Datasheet LTC1406 (Analog Devices) - 3
| Fabricante | Analog Devices |
| Descripción | Low Power, 8-Bit, 20Msps, Sampling A/D Converter |
| Páginas / Página | 16 / 3 — DY A IC ACCURACY. The |
| Formato / tamaño de archivo | PDF / 381 Kb |
| Idioma del documento | Inglés |
DY A IC ACCURACY. The
Línea de modelo para esta hoja de datos
Versión de texto del documento
LTC1406
U W DY A IC ACCURACY The
●
denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25
°
C. (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
S/(N + D) Signal-to-Noise Plus Distortion Ratio 1MHz Input Signal 48.5 dB 10MHz Input Signal 47.5 dB THD Total Harmonic Distortion 1MHz Input Signal, First 5 Harmonics – 62 dB 10MHz Input Signal, First 5 Harmonics – 59 dB SFDR Spurious Free Dynamic Range 1MHz Input Signal 63 dB 10MHz Input Signal 60 dB IMD Intermodulation Distortion fIN1 = 3.500977MHz, fIN2 = 3.598633MHz 60 dB
U U (Note 5) DIGITAL I PUTS AND OUTPUTS The
●
denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25
°
C. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIH High Level Input Voltage VDD = 5.25V ● 2.4 V VIL Low Level Input Voltage VDD = 4.75V ● 0.8 V IIN Digital Input Current VIN = 0V to VDD ● ±5 µA CIN Digital Input Capacitance 5 pF VOH High Level Output Voltage VDD = 4.75V, IO = – 10µA 4.5 V VDD = 4.75V, IO = – 200µA ● 4.0 V VOL Low Level Output Voltage VDD = 4.75V, IO = 160µA 0.05 V VDD = 4.75V, IO = 1.6mA ● 0.10 0.4 V ISOURCE Output Source Current VOUT = 0V – 20 mA ISINK Output Sink Current VOUT = VDD 30 mA
W U (Note 5) POWER REQUIRE E TS The
●
denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25
°
C. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
AVDD Analog Positive Supply Voltage (Note 10) 4.75 5.25 V DVDD Digital Positive Supply Voltage (Note 10) 4.75 5.25 V OVDD Output Positive Supply Voltage (Note 10) 2.7 5.25 V VBIAS Internal Bias Voltage When Externally Driven (Note 10) 1.9 2.2 2.5 V VREF Reference Voltage (Note 10) 2 2.5 3 V OGND Output Ground (Note 10) 0 2 V IDD Positive Supply Current AVDD = DVDD = OVDD = 5V, fSMPL = 20MHz (Note 13) ● 30 45 mA PD Power Dissipation ● 150 225 mW Power Down Positive Supply Current SHDN = 0V, CLK = VDD or 0 1 10 µA Power Down Power Dissipation SHDN = 0V, CLK = VDD or 0 5 50 µW 3
U W DY A IC ACCURACY The
●
denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25
°
C. (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
S/(N + D) Signal-to-Noise Plus Distortion Ratio 1MHz Input Signal 48.5 dB 10MHz Input Signal 47.5 dB THD Total Harmonic Distortion 1MHz Input Signal, First 5 Harmonics – 62 dB 10MHz Input Signal, First 5 Harmonics – 59 dB SFDR Spurious Free Dynamic Range 1MHz Input Signal 63 dB 10MHz Input Signal 60 dB IMD Intermodulation Distortion fIN1 = 3.500977MHz, fIN2 = 3.598633MHz 60 dB
U U (Note 5) DIGITAL I PUTS AND OUTPUTS The
●
denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25
°
C. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIH High Level Input Voltage VDD = 5.25V ● 2.4 V VIL Low Level Input Voltage VDD = 4.75V ● 0.8 V IIN Digital Input Current VIN = 0V to VDD ● ±5 µA CIN Digital Input Capacitance 5 pF VOH High Level Output Voltage VDD = 4.75V, IO = – 10µA 4.5 V VDD = 4.75V, IO = – 200µA ● 4.0 V VOL Low Level Output Voltage VDD = 4.75V, IO = 160µA 0.05 V VDD = 4.75V, IO = 1.6mA ● 0.10 0.4 V ISOURCE Output Source Current VOUT = 0V – 20 mA ISINK Output Sink Current VOUT = VDD 30 mA
W U (Note 5) POWER REQUIRE E TS The
●
denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25
°
C. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
AVDD Analog Positive Supply Voltage (Note 10) 4.75 5.25 V DVDD Digital Positive Supply Voltage (Note 10) 4.75 5.25 V OVDD Output Positive Supply Voltage (Note 10) 2.7 5.25 V VBIAS Internal Bias Voltage When Externally Driven (Note 10) 1.9 2.2 2.5 V VREF Reference Voltage (Note 10) 2 2.5 3 V OGND Output Ground (Note 10) 0 2 V IDD Positive Supply Current AVDD = DVDD = OVDD = 5V, fSMPL = 20MHz (Note 13) ● 30 45 mA PD Power Dissipation ● 150 225 mW Power Down Positive Supply Current SHDN = 0V, CLK = VDD or 0 1 10 µA Power Down Power Dissipation SHDN = 0V, CLK = VDD or 0 5 50 µW 3