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Datasheet LTC2245 (Analog Devices) - 5

ПроизводительAnalog Devices
Описание14-Bit, 10Msps Low Power 3V ADC
Страниц / Страница20 / 5 — W U. TI I G CHARACTERISTICS The. denotes the specifications which apply …
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Язык документаанглийский

W U. TI I G CHARACTERISTICS The. denotes the specifications which apply over the full operating temperature

W U TI I G CHARACTERISTICS The denotes the specifications which apply over the full operating temperature

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IC ADC 14BIT PIPELINED 32QFN. 14 Bit Analog to Digital Converter 1 Input 1 Pipelined 32-QFN (5x5). Data Acquisition - Analog...
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LTC2245
W U TI I G CHARACTERISTICS The

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
fs Sampling Frequency (Note 9) ● 1 10 MHz tL CLK Low Time Duty Cycle Stabilizer Off ● 40 50 500 ns Duty Cycle Stabilizer On ● 5 50 500 ns (Note 7) tH CLK High Time Duty Cycle Stabilizer Off ● 40 50 500 ns Duty Cycle Stabilizer On ● 5 50 500 ns (Note 7) tAP Sample-and-Hold Aperture Delay 0 ns tD CLK to DATA delay CL = 5pF (Note 7) ● 1.4 2.7 5.4 ns Data Access Time After OE↓ CL = 5pF (Note 7) ● 4.3 10 ns BUS Relinquish Time (Note 7) ● 3.3 8.5 ns Pipeline 5 Cycles Latency
Note 1:
Stresses beyond those listed under Absolute Maximum Ratings
Note 5:
Integral nonlinearity is defined as the deviation of a code from a may cause permanent damage to the device. Exposure to any Absolute straight line passing through the actual endpoints of the transfer curve. Maximum Rating condition for extended periods may affect device The deviation is measured from the center of the quantization band. reliability and lifetime.
Note 6:
Offset error is the offset voltage measured from –0.5 LSB when
Note 2:
All voltage values are with respect to ground with GND and OGND the output code flickers between 00 0000 0000 0000 and wired together (unless otherwise noted). 11 1111 1111 1111.
Note 3:
When these pin voltages are taken below GND or above VDD, they
Note 7:
Guaranteed by design, not subject to test. will be clamped by internal diodes. This product can handle input currents
Note 8:
VDD = 3V, fSAMPLE = 10MHz, input range = 1VP-P with of greater than 100mA below GND or above VDD without latchup. differential drive.
Note 4:
VDD = 3V, fSAMPLE = 10MHz, input range = 2VP-P with differential
Note 9:
Recommended operating conditions. drive, unless otherwise noted.
W U TYPICAL PERFOR A CE CHARACTERISTICS 8192 Point FFT, fIN = 5.1MHz, Typical INL, 2V Range Typical DNL, 2V Range –1dB, 2V Range
2.0 1.0 0 0.8 –10 1.5 –20 0.6 1.0 –30 0.4 –40 0.5 0.2 –50 0 0 –60 –0.2 –70 –0.5 INL ERROR (LSB) DNL ERROR (LSB) AMPLITUDE (dB) –80 –0.4 –1.0 –90 –0.6 –100 –1.5 –0.8 –110 –2.0 –1.0 –120 0 4096 8192 12288 16384 0 4096 8192 12288 16384 0 1 2 3 4 5 CODE CODE FREQUENCY (MHz) 2245 G01 2245 G02 2245 G03 2245fa 5
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