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本帖最后由 mark0908 于 2009-2-9 20:55 编辑
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在绘制part 时 在general 中会有logic family 这一选项,其中logic family 也就是元件的标识符的一部分.如下图:* R: h8 y7 f! z$ c- W2 w; F
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# Z; l7 U; D# w1 F+ Q* q
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如:; O& R. B7 E% `8 i9 S
TTL器件用 U 作为字首标识
' N+ a" n9 X2 `# B$ p) V CAP 用 C 作为字首标识
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下例为英文版的对照
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Diode logic (DL)
0 X9 x0 r+ A# P( `9 u Direct-coupled transistor logic (DCTL)3 b( h* T( h! H& r2 ^, Y) Z" y& ]
Resistor–transistor logic (RTL)
4 W" i) M3 n U+ z7 B Resistor-capacitor transistor logic (RCTL): G7 o9 y* x+ V6 h; F' Y
Diode–transistor logic (DTL), u: E/ R$ c8 T7 N1 U
Emitter coupled logic (ECL) also known as Current-mode logic (CML)
% A+ a' `5 i) ? Positive emitter-coupled logic (PECL)7 q& U O- u) O
Low-voltage positive emitter-coupled logic (LVPECL)
6 n' o# i1 g2 l, s, J Transistor–transistor logic (TTL) and variants
; n4 y; s4 Z5 @; P |& z P-type metal–oxide–semiconductor logic (PMOS)
2 K$ N1 b" g9 z8 a& P3 ?- F N-type metal–oxide–semiconductor logic (NMOS)
- S( E( N; ]9 q. D* R Complementary metal–oxide–semiconductor logic (CMOS)8 F2 D, t, l) _9 Z& A+ M4 y
Bipolar complementary metal–oxide–semiconductor logic (BiCMOS)# F% L# W# W+ w: k5 W
Integrated injection logic (I2L)
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4 C! S a# E$ f$ W! I ........................................................................................................... 注: 以上资料来源于wikipedia/ v7 a* {, c- q: A, V5 A5 _( G
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Q1 : 哪位同仁有pads logic 中关于family logic 的所有解释,谢谢! |
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