Datasheet LTC1860, LTC1861 (Analog Devices) - 6

制造商Analog Devices
描述µPower, 12-Bit, 250ksps 1- and 2-Channel ADCs in MSOP
页数 / 页18 / 6 — TiMing cHaracTerisTics. The. denotes specifications which apply over the …
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TiMing cHaracTerisTics. The. denotes specifications which apply over the full operating temperature

TiMing cHaracTerisTics The denotes specifications which apply over the full operating temperature

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LTC1860/LTC1861
TiMing cHaracTerisTics The
l
denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25°C. VCC = 5V, VREF = 5V, fSCK = fSCK(MAX) as defined in Recommended Operating Conditions, unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
tCONV Conversion Time (See Figure 1) l 2.75 3.2 µs H-Grade l 2.75 3.3 µs fSMPL(MAX) Maximum Sampling Frequency l 250 kHz H-Grade l 248 kHz tdDO Delay Time, SCK↓ to SDO Data Valid CLOAD = 20pF 15 20 ns CLOAD = 20pF l 25 ns CLOAD = 20pF, H-Grade l 30 ns tdis Delay Time, CONV↑ to SDO Hi-Z l 30 60 ns H-Grade l 30 65 ns ten Delay Time, CONV↓ to SDO Enabled CLOAD = 20pF l 30 60 ns CLOAD = 20pF, H-Grade l 30 65 ns thDO Time Output Data Remains Valid After CLOAD = 20pF l 5 10 ns SCK↓ tr SDO Rise Time CLOAD = 20pF 8 ns tf SDO Fall Time CLOAD = 20pF 4 ns
Note 1:
Stresses beyond those listed under Absolute Maximum Ratings
Note 3:
Integral nonlinearity is defined as 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 4:
Channel leakage current is measured while the part is in sample
Note 2:
All voltage values are with respect to GND. mode.
Note 5:
Guaranteed by design, not subject to test. 18601fb 6 For more information www.linear.com/LTC1860 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Typical Performance Characteristics Pin Functions Block Diagram Applications Information Package Description Typical Application Related Parts