Datasheet LTM9002 (Analog Devices) - 4

LTM9002
DYNAMIC ACCURACY The
l
indicates specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. Input = –1dBFS. (Note 3) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
SNR Signal-to-Noise Ratio 70MHz Input (Both Channels), LTM9002-AA 66 dBFS 140MHz Input (Both Channels), LTM9002-AA l 61.5 66 dBFS 15MHz Input (Channel A), LTM9002-LA l 67.7 69.9 dBFS 15MHz Input (Channel B), LTM9002-LA l 68.5 71.1 dBFS SFDR Spurious Free Dynamic Range, 2nd or 3rd 70MHz Input (Both Channels), LTM9002-AA 82 dBc Harmonic 140MHz Input (Both Channels), LTM9002-AA l 67.5 76 dBc 15MHz Input (Channel A), LTM9002-LA l 75 86.2 dBc 15MHz Input (Channel B), LTM9002-LA l 72.7 85.5 dBc SFDR Spurious Free Dynamic Range 4th or Higher 70MHz Input (Both Channels), LTM9002-AA 90 dBc 140MHz Input (Both Channels), LTM9002-AA l 74.2 90 dBc 15MHz Input (Channel A), LTM9002-LA l 78.8 88.5 dBc 15MHz Input (Channel B), LTM9002-LA l 79.8 90.7 dBc S/(N+D) Signal-to-Noise Plus Distortion Ratio 70MHz Input (Both Channels), LTM9002-AA 66 dBFS 140MHz Input (Both Channels), LTM9002-AA l 60.7 66 dBFS 15MHz Input (Channel A), LTM9002-LA l 67.1 69.7 dBFS 15MHz Input (Channel B), LTM9002-LA l 67.9 70.8 dBFS IMD3 Third Order Inter-Modulation Distortion; 70MHz Input, LTM9002-AA 77 dBc 1MHz Tone Spacing, Two Tones –7dBFS 140MHz Input, LTM9002-AA 73 dBc 15MHz Input, LTM9002-LA 77 dBc Crosstalk 140MHz Input, LTM9002-AA –110 dB 15MHz Input, LTM9002-LA –110 dB
AUXILIARY DAC CHARACTERISTICS The
l
indicates specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. (Not applicable for LTM9002-LA) (Note 3) PARAMETER CONDITIONS MIN TYP MAX UNITS
Resolution l 12 Bits Monotonicity l 12 Bits Full-Scale Range Internal Reference 1.5 V Settling Time ±0.024% (±1LSB at 12 Bits), 83.5 μs No External Sense Capacitor
DIGITAL INPUTS AND OUTPUTS The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Logic Inputs (CLK, OE, ADCSHDN, MUX, CS/LD, SCK, SDI)
VIH High Level Input Voltage VDD = 3V l 2 V VIL Low Level Input Voltage VDD = 3V l 0.8 V IIN Input Current VIN = 0V to VDD l –10 10 μA CIN Input Capacitance (Note 6) 3 pF 9002f 4