Datasheet LTC2205-14 (Analog Devices) - 6
| 制造商 | Analog Devices |
| 描述 | 14-Bit, 65Msps ADC |
| 页数 / 页 | 28 / 6 — The. TIMING CHARACTERISTICS. denotes the specifi cations which apply over … |
| 文件格式/大小 | PDF / 1.2 Mb |
| 文件语言 | 英语 |
The. TIMING CHARACTERISTICS. denotes the specifi cations which apply over the full operating temperature
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LTC2205-14
The TIMING CHARACTERISTICS
●
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. (Note 4) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
fS Sampling Frequency l 1 65 MHz tL ENC Low Time Duty Cycle Stabilizer Off (Note 7) l 6.40 7.69 500 ns Duty Cycle Stabilizer On (Note 7) l 4.60 7.69 500 ns tH ENC High Time Duty Cycle Stabilizer Off (Note 7) l 6.40 7.69 500 ns Duty Cycle Stabilizer On (Note 7) l 4.60 7.69 500 ns tAP Sample-and-Hold 0.7 ns Aperture Delay tD ENC to DATA Delay (Note 7) l 1.3 2.7 4.0 ns tC ENC to CLKOUT Delay (Note 7) l 1.3 2.7 4.0 ns tSKEW DATA to CLKOUT Skew (tD – tC) (Note 7) l –0.6 0 0.6 ns tOE DATA Access Time CL = 5pf (Note 7) l 5 15 ns Bus Relinquish Time (Note 7) l 5 15 ns Pipeline 7 Cycles Latency
Note 1:
Stresses beyond those listed under Absolute Maximum Ratings
Note 5:
Integral nonlinearity is defi ned as the deviation of a code from may cause permanent damage to the device. Exposure to any Absolute a “best fi t straight line” to the transfer curve. The deviation is measured Maximum Rating condition for extended periods may affect device from the center of the quantization band. reliability and lifetime.
Note 6:
Offset error is the offset voltage measured from –1/2LSB when the
Note 2:
All voltage values are with respect to GND, with GND and OGND output code fl ickers between 00 0000 0000 0000 and 11 1111 1111 1111 shorted (unless otherwise noted). in 2’s complement output mode.
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 of greater than 100mA below GND or above VDD without latchup.
Note 4:
VDD = 3.3V, fSAMPLE = 65MHz differential ENC+/ENC– = 2VP-P sine wave with 1.6V common mode, input range = 2.25VP-P with differential drive (PGA = 0), unless otherwise specifi ed. 220514fb 6
The TIMING CHARACTERISTICS
●
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. (Note 4) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
fS Sampling Frequency l 1 65 MHz tL ENC Low Time Duty Cycle Stabilizer Off (Note 7) l 6.40 7.69 500 ns Duty Cycle Stabilizer On (Note 7) l 4.60 7.69 500 ns tH ENC High Time Duty Cycle Stabilizer Off (Note 7) l 6.40 7.69 500 ns Duty Cycle Stabilizer On (Note 7) l 4.60 7.69 500 ns tAP Sample-and-Hold 0.7 ns Aperture Delay tD ENC to DATA Delay (Note 7) l 1.3 2.7 4.0 ns tC ENC to CLKOUT Delay (Note 7) l 1.3 2.7 4.0 ns tSKEW DATA to CLKOUT Skew (tD – tC) (Note 7) l –0.6 0 0.6 ns tOE DATA Access Time CL = 5pf (Note 7) l 5 15 ns Bus Relinquish Time (Note 7) l 5 15 ns Pipeline 7 Cycles Latency
Note 1:
Stresses beyond those listed under Absolute Maximum Ratings
Note 5:
Integral nonlinearity is defi ned as the deviation of a code from may cause permanent damage to the device. Exposure to any Absolute a “best fi t straight line” to the transfer curve. The deviation is measured Maximum Rating condition for extended periods may affect device from the center of the quantization band. reliability and lifetime.
Note 6:
Offset error is the offset voltage measured from –1/2LSB when the
Note 2:
All voltage values are with respect to GND, with GND and OGND output code fl ickers between 00 0000 0000 0000 and 11 1111 1111 1111 shorted (unless otherwise noted). in 2’s complement output mode.
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 of greater than 100mA below GND or above VDD without latchup.
Note 4:
VDD = 3.3V, fSAMPLE = 65MHz differential ENC+/ENC– = 2VP-P sine wave with 1.6V common mode, input range = 2.25VP-P with differential drive (PGA = 0), unless otherwise specifi ed. 220514fb 6