Datasheet LTC6907 (Analog Devices) - 4

LTC6907
W U TYPICAL PERFOR A CE CHARACTERISTICS Typical Frequency Error Typical Frequency Error vs Power Supply Voltage vs Temperature Typical Frequency Error vs RSET
0.060% 1.0% 0.150% T = 25°C V+ = 3V V+ = 3V T = 25°C C 0.8% LOAD = 5pF CLOAD = 5pF LOAD V+ = 3V 0.040% 0.100% 0.6% CLOAD = 5pF 0.4% 0.020% 0.050% 0.2% RSET = 50k 0.000% 0% 0.000% –0.2% –0.020% RSET = 500k –0.4% –0.050% FREQUENCY ERROR (%) FREQUENCY ERROR (%) FREQUENCY ERRROR (%) –0.6% –0.040% –0.100% RSET = 50k –0.8% RSET = 500k –0.060% –1.0% –0.150% 3 3.1 3.2 3.3 3.4 3.5 3.6 –45 –25 –5 15 35 55 75 95 115 135 0 100 200 300 400 500 600 SUPPLY VOLTAGE (V) TEMPERATURE (°C) SET RESISTOR (k OHMS) 6907 G01 6907 G02 6907 G03
Typical Supply Current Typical Supply Current VSET vs Temperature (VSET is the vs Frequency vs Load Capacitance Voltage Measured at the SET Pin)
1000 1000 0.8 C T = 25°C V+ = 3V LOAD = 5pF T = 25°C 900 0.75 800 3.3V, –1 : 0.7 µA) µA) 700 3.3V, –3 : 0.65 600 3.3V, –10 : 100 500 0.6 VOLTAGE (V) 400 0.55 R SET SET = 50k, 3.0V R 300 R SUPPLY CURRENT ( SUPPLY CURRENT ( SET = 50k, 3.6V 0.5 R 200 SET = 500k, 3.0V RSET = 500k, 3.6V 0.45 100 10 0 0.4 10 100 1000 10000 0 10 20 30 40 50 60 –45 –25 –5 15 35 55 75 95 115 135 OUTPUT FREQUENCY (kHz) LOAD CAPACITANCE (pF) TEMPERATURE (°C) 6907 G06 6907 G04 6907 G05
Output Waveform, 400kHz Output Waveform, 4MHz
V+ = 3.3V V+ = 3.3V 0.5V/DIV 0.5V/DIV 6907 G07 6907 G08 500ns/DIV 50ns/DIV 6907fa 4