Datasheet MAX038 (Analog Devices) - 4

MAX038
High-Frequency Waveform Generator Typical Operating Characteristics
(Circuit of Figure 1, V+ = DV+ = 5V, V- = -5V, VDADJ = VFADJ = VPDI = VPDO = 0V, RL = 1kΩ/, CL = 20pF, TA = +25°C, unless otherwise noted.)
OUTPUT FREQUENCY NORMALIZED OUTPUT FREQUENCY vs. IIN CURRENT vs. FADJ VOLTAGE
100M 2.0 1.8 IIN = 100 μA, COSC = 1000pF MAX038-09 MAX038-08 33pF 1.6 10M 100pF 1.4 330pF 1.2 1M 1.0 3.3nF NORMALIZED 0.8 100k F OUT 0.6 33nF 0.4 10k 0.2 100nF 0 -3 -2 -1 0 1 2 3 OUTPUT FREQUENCY (Hz) 1k 1μF VFADJ (V) 3.3 μF 100
DUTY CYCLE vs. DADJ VOLTAGE
10 μF 100 47 μF 90 10 MAX038-16B 100 μF 80 70 1 60 50 0.1 40 1 10 100 1000 DUTY CYCLE (%) 30 IIN CURRENT ( μA) 20 10 IIN = 200 μA 0 -3 -2 -1 0 1 2 3 DADJ (V)
NORMALIZED OUTPUT FREQUENCY DUTY-CYCLE LINEARITY vs. DADJ VOLTAGE vs. DADJ VOLTAGE
1.10 2.0 I I IN = 10 μA IN = 500 μA 1.5 MAX038-17 MAX038-18 1.05 IIN = 25 μA 1.0 IIN = 50 μA 0.5 IIN = 250 μA 1.00 0 IIN = 100 μA -0.5 0.95 IIN = 100 μA -1.0 IIN = 250 μA 0.90 -1.5 IIN = 50 μA NORMALIZED OUTPUT FREQUENCY IIN = 500 μA DUTY-CYCLE LINEARITY ERROR (%) -2.0 IIN = 25 μA IIN = 10 μA 0.85 -2.5 -2.0 -1.0 0 1.0 1.5 2.5 DADJ (V) DADJ (V) 4 Maxim Integrated Document Outline Blank Page