Datasheet LTC1196, LTC1198 (Analog Devices) - 9

LTC1196/LTC1198
TYPICAL PERFORMANCE CHARACTERISTICS Digital Input Logic Threshold DOUT Delay Time vs Supply Voltage vs Supply Voltage DOUT Delay Time vs Temperature
1.9 140 160 T V A = 25°C TA = 25°C REF = VCC V 140 1.7 120 REF = VCC VCC = 2.7V 120 1.5 (ns) 100 (ns) dDO dDO 100 1.3 80 VCC = 5V 80 1.1 60 60 DELAY TIME, t DELAY TIME, t 0.9 LOGIC THRESHOLD (V) 40 OUT OUT 40 D D 0.7 20 20 0.5 0 0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 –60 –40 –20 0 20 40 60 80 100 120 140 SUPPLY VOLTAGE (V) SUPPLY VOLTAGE (V) TEMPERATURE (°C) 1196/98 G16 1196/98 G17 1196/98 G18
Input Channel Leakage Current Integral Nonlinearity Differential Nonlinearity vs Temperature vs Code at 5V vs Code at 5V
1000 0.5 0.5 VCC = 5V VCC = 5V VCC = 5V VREF = 5V VREF = 5V VREF = 5V f f 100 CLK = 12MHz CLK = 12MHz 10 ON CHANNEL 0 0 1 LEAKAGE CURRENT (nA) OFF CHANNEL 0.1 INTEGRAL NONLINEARITY ERROR (LSB) DIFFERENTIAL NONLINEARITY ERROR (LSB) 0.01 –0.5 –0.5 –60 –40 –20 0 20 40 60 80 100 120 140 0 32 64 96 128 160 192 224 256 0 32 64 96 128 160 192 224 256 TEMPERATURE (°C) CODE CODE 1196/98 G19 1196/98 G20 1196/98 G21
Integral Nonlinearity Differential Nonlinearity Effective Bits and S/(N + D) vs Code at 2.7V vs Code at 2.7V vs Input Frequency
0.5 0.5 8 50 VCC = 2.7V VCC = 2.7V V V REF = VCC = 2.7V REF = 2.5V VREF = 2.5V 7 44 f f SMPL = 383kHz (LTC1196) CLK = 3MHz fCLK = 3MHz fSMPL = 287kHz (LTC1198) 6 VREF = VCC = 5V S/(N + D) (dB) f 5 SMPL = 1MHz (LTC1196) fSMPL = 750kHz (LTC1198) 0 0 4 3 2 1 EFFECTIVE NUMBER OF BITS (ENOBs) INTEGRAL NONLINEARITY ERROR (LSB) DIFFERENTIAL NONLINEARITY ERROR (LSB) TA = 25°C –0.5 –0.5 0 0 32 64 96 128 160 192 224 256 0 32 64 96 128 160 192 224 256 1k 10k 100k 1M CODE CODE INPUT FREQUENCY (Hz) 1196/98 G24 1196/98 G22 1196/98 G23 119698fb 9