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SN74ACT2235-30PM 数据表(PDF) 3 Page - Texas Instruments |
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SN74ACT2235-30PM 数据表(HTML) 3 Page - Texas Instruments |
3 / 18 page SN74ACT2235 1024 × 9 × 2 ASYNCHRONOUS BIDIRECTIONAL FIRST-IN, FIRST-OUT MEMORY SCAS148F – DECEMBER 1990 – REVISED JUNE 2003 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 logic symbol† 26 UNCKA LDCKA A1 24 DEF B FLAG 20 EMPTYB DEF A FLAG 21 EMPTYA 25 FULLA 18 17 LDCKA UNCKA Reset A 22 EN2 2 GBA EN1 43 GAB 0 1 SBA 1 44 SAB 27 FULL B UNCKB 19 LDCKB 28 23 RESET B LDCKB UNCKB Φ FIFO 1024 × 9 × 2 SN74ACT2235 A2 A3 A4 A5 A6 A7 B1 B2 B3 B4 B5 B6 B7 40 39 38 37 35 34 33 5 6 7 8 10 11 12 A8 13 B8 32 MODE ALMOST-FULL/ 15 AF/AEA ALMOST-EMPTY A AF/AEB 30 ALMOST-FULL/ ALMOST-EMPTY A 0 4 A0 B0 41 0 8 8 A Data B Data HALF-FULL A 16 HFA HFB 29 HALF-FULL B RSTA DAF FULLA EMPTYA RSTB DBF FULLB EMPTYB † This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12. Pin numbers shown are for the FN package. |
类似零件编号 - SN74ACT2235-30PM |
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类似说明 - SN74ACT2235-30PM |
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