Datasheet LTC1864L, LTC1865L (Analog Devices) - 5

LTC1864L/LTC1865L
W U TYPICAL PERFOR A CE CHARACTERISTICS Supply Current vs Sampling Frequency Supply Current vs Temperature Sleep Current vs Temperature
1000 600 20 CONV LOW = 2µs fS = 150kHz fS = 150kHz TA = 25°C VCC = 2.7V VCC = 2.7V VCC = 2.7V 500 VREF = 2.5V VREF = 2.5V A) A) 100 15 A) µ µ µ 400 10 300 10 200 SUPPLY CURRENT ( 1 SUPPLY CURRENT ( 5 SHUTDOWN CURRENT ( 100 0.1 0 0 0.01 0.1 1 10 100 1000 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 SAMPLING FREQUENCY (kHz) TEMPERATURE (°C) TEMPERATURE (°C) 1864L/65L G01 1864L/65L G02 1864L/65L G03
Reference Current vs Reference Current vs Reference Current vs Sampling Rate Temperature Reference Voltage
10 25 25 CONV LOW = 2µs fS = 150kHz fS = 150kHz 9 TA = 25°C VCC = 2.7V TA = 25°C V V V 8 CC = 2.7V 20 REF = 2.5V 20 CC = 3.6V A) V A) A) µ REF = 2.5V µ µ 7 6 15 15 5 4 10 10 3 REFERENCE CURRENT ( 2 REFERENCE CURRENT ( 5 REFERENCE CURRENT ( 5 1 0 0 0 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 SAMPLING FREQUENCY (kHz) TEMPERATURE (°C) REFERENCE VOLTAGE (V) 1864L/65L G04 1864L/65L G05 1864L/65L G06
Analog Input Leakage Current vs Typical INL Curve Typical DNL Curve Temperature
4 2 100 V CONV = 0V VCC = 2.7V CC = 2.7V V V V CC = 2.7V REF = 2.5V REF = 2.5V f V f REF = 2.5V S = 150kHz S = 150kHz 2 1 75 50 0 0 INL ERROR (LSBs) DNL ERROR (LSBs) 25 –2 –1 ANALOG INPUT LEAKAGE (nA) 0 –4 –2 0 16384 32768 49152 65536 0 16384 32768 49152 65536 –50 –25 0 25 50 75 100 125 CODE CODE TEMPERATURE (°C) 1864L/65L G09 1865 G02 1865 G03 sn18645L 18645Lfs 5