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CA3130AT 数据表(PDF) 10 Page - Intersil Corporation |
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CA3130AT 数据表(HTML) 10 Page - Intersil Corporation |
10 / 15 page 10 FIGURE 10. 9-BIT DAC USING CMOS DIGITAL SWITCHES AND CA3130 FIGURE 11. SINGLE SUPPLY, ABSOLUTE VALUE, IDEAL FULL-WAVE RECTIFIER WITH ASSOCIATED WAVEFORMS 6 3 10 10 3 6 4 8 3 6 7 9 4 10 2 3 13 8 12 12 1 5 8 13 13 1 12 8 5 14 11 2 6 5 1 7 7 1 6 8 4 3 2 10V LOGIC INPUTS +10.010V LSB 9 8 7 6 5 4 321 MSB 806K 1% PARALLELED RESISTORS +15V VOLTAGE FOLLOWER CA3130 OUTPUT LOAD 100K OFFSET NULL 56pF 2K 0.1 µF REGULATED VOLTAGE ADJ 22.1k 1% 1K 3.83k 1% 0.001 µF CA3085 VOLTAGE REGULATOR +15V 2 µF 25V + - +10.010V CD4007A “SWITCHES” CD4007A “SWITCHES” 402K 1% 200K 1% 100K 1% 806K 1% 806K 1% 806K 1% 750K 1% 806K 1% 806K 1% 806K 1% 806K 1% (2) (4) (8) 806K 1% + - 62 BIT 1 2 3 4 5 6 - 9 REQUIRED RATIO-MATCH STANDARD ±0.1% ±0.2% ±0.4% ±0.8% ±1% ABS NOTE: All resistances are in ohms. CD4007A “SWITCHES” 1 5 10K 2 3 4 6 8 1 5 7 R2 2k Ω +15V 0.01 µF 1N914 R3 5.1k Ω PEAK ADJUST 2k Ω 100k Ω OFFSET ADJUST 20pF CA3130 R1 4k Ω + - 20VP-P Input: BW(-3dB) = 230kHz, DC Output (Avg) = 3.2V 1VP-P Input: BW(-3dB) = 130kHz, DC Output (Avg) = 160mV ain = R 2 R 1 ------- = X = R 3 R 1 +R2 +R3 -------------------------------------- R 3 =R1 X+X 2 1 - X ------------------ For X = 0.5: 2K Ω 4k Ω ------------ = R 2 R 1 ------- R 3= 4kΩ 0.75 0.5 ----------- = 6kΩ Top Trace: Output Signal; 2V/Div. Bottom Trace: Input Signal; 10V/Div. Time base on both traces: 0.2ms/Div. 0V 0V CA3130, CA3130A |
类似零件编号 - CA3130AT |
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类似说明 - CA3130AT |
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