26 lines
611 B
Plaintext
26 lines
611 B
Plaintext
A simple delta sigma converter using XSPICE
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according to
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Schreier, Temes: Understanding Delta-Sigma Data Converters, 2005
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Fig. 2.13, p. 31; Fig. 2.27, p.58
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delta-sigma-1.cir
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converter complete, tested against sine input
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mod1-ct.cir
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first order modulator
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consists of analog continuous time integrator and
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digitally latched comparator
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count-latch-dac.cir
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contains subcircuits of
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10 bit digital latch
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10 bit counter, non-revolving, saturating
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simple 10 bit DAC with analog B source
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mod1-ct-test.cir
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test of modulator with sine input, shows noise shaping 20dB/decade
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counter-test.cir
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simple test with reset
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