ICL8038 Datasheet, PDF (3/10 Pages) Intersil Corporation – Precision Waveform Generator/Voltage Controlled Oscillator

ICL8038
Electrical Specifications
PARAMETER
V_SUPPLY = ±10V or +20V, T_A = 25^oC, R_L = 10kΩ, Test Circuit Unless Otherwise Specified (Continued)
SYMBOL
TEST
CONDITIONS
ICL8038CC
ICL8038BC
ICL8038AC
MIN TYP MAX MIN TYP MAX MIN TYP MAX
UNITS
Sine Wave
Amplitude
THD
V_SINE
THD
R_SINE = 100kΩ
R_S = 1MΩ
(Note 4)
0.2 0.22 -
- 2.0 5
0.2 0.22 -
- 1.5 3
0.2 0.22 -
- 1.0 1.5
xV_SUPPLY
%
THD Adjusted
THD Use Figure 4
- 1.5 -
- 1.0 -
- 0.8 -
%
NOTES:
2. R_A and R_B currents not included.
3. V_SUPPLY = 20V; R_A and R_B = 10kΩ, f ≅ 10kHz nominal; can be extended 1000 to 1. See Figures 5A and 5B.
4. 82kΩ connected between pins 11 and 12, Triangle Duty Cycle set at 50%. (Use R_A and R_B.)
5. Figure 1, pins 7 and 8 connected, V_SUPPLY = ±10V. See Typical Curves for T.C. vs V_SUPPLY.
6. Not tested, typical value for design purposes only.
Test Conditions
Supply Current
PARAMETER
R_A
10kΩ
R_B
10kΩ
R_L
10kΩ
C
3.3nF
SW₁
Closed
MEASURE
Current Into Pin 6
Sweep FM Range (Note 7)
10kΩ
10kΩ
10kΩ
3.3nF
Open Frequency at Pin 9
Frequency Drift with Temperature
10kΩ
10kΩ
10kΩ
3.3nF
Closed Frequency at Pin 3
Frequency Drift with Supply Voltage (Note 8)
10kΩ
10kΩ
10kΩ
3.3nF
Closed Frequency at Pin 9
Output Amplitude (Note 10)
Sine
10kΩ
10kΩ
10kΩ
3.3nF
Closed Pk-Pk Output at Pin 2
Triangle
10kΩ
10kΩ
10kΩ
3.3nF
Closed Pk-Pk Output at Pin 3
Leakage Current (Off) (Note 9)
10kΩ
10kΩ
3.3nF
Closed Current into Pin 9
Saturation Voltage (On) (Note 9)
10kΩ
10kΩ
3.3nF
Closed Output (Low) at Pin 9
Rise and Fall Times (Note 11)
10kΩ
10kΩ
4.7kΩ
3.3nF
Closed Waveform at Pin 9
Duty Cycle Adjust (Note 11)
Max
50kΩ ~1.6kΩ 10kΩ
3.3nF
Closed Waveform at Pin 9
Min
~25kΩ
50kΩ
10kΩ
3.3nF
Closed Waveform at Pin 9
Triangle Waveform Linearity
10kΩ
10kΩ
10kΩ
3.3nF
Closed Waveform at Pin 3
Total Harmonic Distortion
10kΩ
10kΩ
10kΩ
3.3nF
Closed Waveform at Pin 2
NOTES:
7.
The hi and
Voltage at
lo frequencies can
pin 8 (²/₃ V_SUPPLY
be obtained by connecting pin 8 to pin 7 (f_HI)
+2V) ≤ V_SWEEP ≤ V_SUPPLY where V_SUPPLY
and then connecting pin 8
is the total supply voltage.
to
In
pin 6 (f_LO).
Figure 5B,
Otherwise apply
pin 8 should vary
Sweep
between
5.3V and 10V with respect to ground.
8. 10V ≤ V+ ≤ 30V, or ±5V ≤ V_SUPPLY ≤ ±15V.
9. Oscillation can be halted by forcing pin 10 to +5V or -5V.
10. Output Amplitude is tested under static conditions by forcing pin 10 to 5V then to -5V.
11. Not tested; for design purposes only.
3