that4301 THAT Corporation, that4301 Datasheet
that4301
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... VCC - 19 OA1 + 20 THAT4301 RMS IN 1 OUT Figure 1. Block Diagram (pin numbers are for DIP only) THAT Corporation; 45 Sumner Street; Milford, Massachusetts 01757-1656; USA Doc. 600069 Rev. 02 Tel: +1 (508) 478-9200 ...
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... All specifications subject to change without notice. 2. Unless otherwise noted, T =25° Test circuit is the VCA section only from Figure 2. THAT Corporation; 45 Sumner Street; Milford, Massachusetts 01757-1656; USA Tel: +1 (508) 478-9200; Fax: +1 (508) 478-0990; Web: www.thatcorp.com SPECIFICATIONS +18 V Power Dissipation (P ...
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... Output Temp. Coefficient o Output Current I OUT 4. Except as noted, test circuit is the RMS-Detector section only from Figure 2. THAT Corporation; 45 Sumner Street; Milford, Massachusetts 01757-1656; USA Tel: +1 (508) 478-9200; Fax: +1 (508) 478-0990; Web: www.thatcorp.com (Cont’d.) 3 4301 Conditions Min Typ ...
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... R5 50K VCA SYM -15V R1 R4 300K R3 20K0 1% 51 SYM - VCA OA1 OUT IN + EC+ EC- THAT4301 VCC VEE RMS IN OUT Ct It GND R7 C4 2M00 1% 10uF -15V Figure 2. VCA and RMS detector test circuit Document 600069 Rev 02 5 OA2 OA3 Typ Max Min ...
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... Max. M 4.7 Max. N 0.51 Min. 0.02 Min. O 2.8 Min. 0.11 Min. P 0.25 +0.15 -0.05 0.01 +0.006 -0.002 Figure 3. Plastic dual in-line package outline THAT Corporation; 45 Sumner Street; Milford, Massachusetts 01757-1656; USA Tel: +1 (508) 478-9200; Fax: +1 (508) 478-0990; Web: www.thatcorp.com SO Pin Pin Name VCA In 5 OA1 Out 6 OA1 -In 7 ...
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... Figure 7. VCA 1kHz THD+Noise vs. Input, +15 dB Gain Figure 9. VCA THD vs. Frequency Gain, 1Vrms Input Figure 11. Departure from Ideal Detector Law vs. Level THAT Corporation; 45 Sumner Street; Milford, Massachusetts 01757-1656; USA Tel: +1 (508) 478-9200; Fax: +1 (508) 478-0990; Web: www.thatcorp.com Representative Data Figure 6. VCA 1kHz THD+Noise vs. Input, -15 dB Gain Figure 8. VCA 1kHz THD+Noise vs. Input Gain Figure 10. RMS Output vs. Input Level, 1 kHz & ...
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... Positive Control In C1 Signal In 47uF - OA1 + THAT4301 VCC VEE IN It Figure 13. Driving the VCA via the Positive Control Port While the 4301’s VCA circuitry is very similar to that of the THAT 2150 Series VCAs, there are several important differences, as follows: in Figure 2) ...
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... However, a 15% mismatch will not significantly increase ripple-induced distortion in dynamics processors over that caused by signal THAT Corporation; 45 Sumner Street; Milford, Massachusetts 01757-1656; USA Tel: +1 (508) 478-9200; Fax: +1 (508) 478-0990; Web: www.thatcorp.com ripple alone. 2) The time constant of the 4301’s RMS detector is ...
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... R9 THRESHOLD 10K0 1% CCW R11 CR2 C9 22p R12 383K 1% 10K R10 CR1 CW 2M00 1% - 4k99 1% OA1 + +15 C7 100n THAT4301 VCC C8 100n VEE C3 RMS IN OUT - 10K0 1% 47uF R7 C6 2M00 C4 1% 10uF R14 22uF 1K43 1% -15 CW R13 10K CCW Figure 14 ...
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... RMS detector output drive the output of OA tive. This forward biases CR , closing the feedback 2 THAT Corporation; 45 Sumner Street; Milford, Massachusetts 01757-1656; USA Tel: +1 (508) 478-9200; Fax: +1 (508) 478-0990; Web: www.thatcorp.com loop such that the junction the threshold detector) sits at -(R the circuit of Figure 14, this is –2 RMS ...
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... The threshold of compression may be varied over a ±30 dB range from about –46 dBV to +14 dBV. The compression ratio THAT Corporation; 45 Sumner Street; Milford, Massachusetts 01757-1656; USA Tel: +1 (508) 478-9200; Fax: +1 (508) 478-0990; Web: www.thatcorp.com may be varied from 1:1 (no compression) to ¥:1. ...
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... Page 12 THAT Corporation; 45 Sumner Street; Milford, Massachusetts 01757-1656; USA Tel: +1 (508) 478-9200; Fax: +1 (508) 478-0990; Web: www.thatcorp.com Document 600069 Rev 02 Notes ...