Datasheet

10
0
100
20
1 10 100 1 M
A − Amplifier V
oltage
Amplification − dB
30
f − Frequency − Hz
1 k
V
CC
= 15 V
ΔV
O
= 3 V
T
A
= 25 C°
10 k
40
50
60
70
80
90
100 k
Df = 1%
(1)
40
10
100
1 k 4 k 10 k 40 k 100 k 400 k 1 M
f − Oscillator Frequency and Frequency V
ariation − Hz
400
1 k
4 k
10 k
40 k
100 k
R
T
− T iming Resistance − Ω
0.1 Fµ
−2%
−1%
0%
0.01 Fµ
0.001 Fµ
V
CC
= 15 V
T
A
= 25 C°
C
T
= 1 Fµ
TL494
SLVS074F –JANUARY 1983–REVISED JANUARY 2014 www.ti.com
Typical Characteristics
(1) Frequency variation (Δf) is the change in oscillator frequency
that occurs over the full temperature range.
Figure 5. Oscillator Frequency and Frequency Variation
vs
Timing Resistance
Figure 6. Amplifier Voltage Amplification
vs
Frequency
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