Datasheet LTC1091, LTC1092, LTC1093, LTC1094 (Analog Devices) - 3

LTC1091/LTC1092 LTC1093/LTC1094
WW U U U U RECO E DED OPERATI G CO DITIO S LTC1091A/LTC1092A/LTC1093A/LTC1094A LTC1091/LTC1092/LTC1093/LTC1094 SYMBOL PARAMETER CONDITIONS MIN MAX UNITS
VCC Supply Voltage 4.5 10 V V– Negative Supply Voltage LTC1093/LTC1094, VCC = 5V – 5.5 0 V fCLK Clock Frequency VCC = 5V 0.01 0.5 MHz tCYC Total Cycle Time LTC1091 15 CLK Cycles + 2µs LTC1092 12 CLK Cycles + 2µs LTC1093/LTC1094 18 CLK Cycles + 2µs thDI Hold Time, DIN Alter SCLK↑ VCC = 5V 150 ns tsuCS Setup Time CS↓ Before CLK↑ VCC = 5V 1 µs tsuDI Setup Time DIN Stable Before CLK↑ VCC = 5V 400 ns tWHCLK CLK High Time VCC = 5V 0.8 µs tWLCLK CLK Low Time VCC = 5V 1 µs tWHCS CS High Time Between Data Transfer Cycles VCC = 5V 2 µs tWLCS CS Low Time During Data Transfer LTC1091 15 CLK Cycles LTC1092 12 CLK Cycles LTC1093/LTC1094 18 CLK Cycles
U U W CONVERTER AND MULTIPLEXER CHARACTERISTICS The
●
denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25
°
C. (Note 3) LTC1091A/LTC1092A LTC1091/LTC1092 LTC1093A/LTC1094A LTC1093/LTC1094 PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
Offset Error (Note 4) ● ±0.5 ±0.5 LSB Linearity Error (Notes 4, 5) ● ±0.5 ±0.5 LSB Full-Scale Error (Note 4) ● ±1.0 ±2.0 LSB Total Unadjusted Error VREF = 5.000V (Notes 4, 6) ● ±1.0 LSB Reference Input Resistance LTC1092/LTC1093/LTC1094 ● 5 10 5 10 kΩ VREF = 5V Analog and REF Input Range (Note 7) (V –) – 0.05V to VCC + 0.05V V On-Channel Leakage Current On-Channel = 5V ● 1 1 µA (Note 8) Off-Channel = 0V On-Channel = 0V ● – 1 – 1 µA Off-Channel = 5V Off-Channel Leakage Current On-Channel = 5V ● – 1 – 1 µA (Note 8) Off-Channel = 0V On-Channel = 0V ● 1 1 µA Off-Channel = 5V 3