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Zakładka z wyszukiwarką danych komponentów |
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Zakładka z wyszukiwarką danych komponentów |
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MC-4564EC727EF-A75 Arkusz danych(PDF) 11 Page - NEC |
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MC-4564EC727EF-A75 Arkusz danych(HTML) 11 Page - NEC |
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11 / 6 page  Data Sheet M14461EJ2V0DS00 11 MC-4564EC727 Serial PD (1/2) Byte No. Function Described Hex Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Notes 0 Defines the number of bytes written into serial PD memory 80H 1 0 0 0 0 0 0 0 128 bytes 1 Total number of bytes of serial PD memory 08H 0 0 0 0 1 0 0 0 256 bytes 2 Fundamental memory type 04H 0 0 0 0 0 1 0 0 SDRAM 3 Number of rows 0CH 0 0 0 0 1 1 0 0 12 rows 4 Number of columns 0BH 0 0 0 0 1 0 1 1 11 columns 5 Number of module banks 02H 0 0 0 0 0 0 1 0 2 banks 6 Data width 48H 0 1 0 0 1 0 0 0 72 bits 7 Data width (continued) 00H 0 0 0 0 0 0 0 0 0 8 Voltage interface 01H 0 0 0 0 0 0 0 1 LVTTL 9 CL = 3 Cycle time -A75 75H 0 1 1 1 0 1 0 1 7.5 ns 10 CL = 3 Access time -A75 54H 0 1 0 1 0 1 0 0 5.4 ns 11 DIMM configuration type 02H 0 0 0 0 0 0 1 0 ECC 12 Refresh rate/type 80H 1 0 0 0 0 0 0 0 Normal 13 SDRAM width 04H 00 00 01 00 x4 14 Error checking SDRAM width 04H 0 0 0 0 0 1 0 0 x4 15 Minimum clock delay 01H 0 0 0 0 0 0 0 1 1 clock 16 Burst length supported 8FH 1 0 0 0 1 1 1 1 1, 2, 4, 8, F 17 Number of banks on each SDRAM 04H 0 0 0 0 0 1 0 0 4 banks 18 /CAS latency supported 06H 0 0 0 0 0 1 1 0 2, 3 19 /CS latency supported 01H 0 0 0 0 0 0 0 1 0 20 /WE latency supported 01H 0 0 0 0 0 0 0 1 0 21 SDRAM module attributes 1FH 0 0 0 1 1 1 1 1 Registered 22 SDRAM device attributes: General 0EH 0 0 0 0 1 1 1 0 23 CL = 2 Cycle time -A75 A0H 0 0 0 0 1 0 1 0 10 ns 24 CL = 2 Access time -A75 60H 0 1 1 0 0 0 0 0 6 ns 25-26 00H 0 0 0 0 0 0 0 0 27 tRP(MIN.) -A75 14H 0 0 0 1 0 1 0 0 20 ns 28 tRRD(MIN.) -A75 0FH 0 0 0 0 1 1 1 1 15 ns 29 tRCD(MIN.) -A75 14H 0 0 0 1 0 1 0 0 20 ns 30 tRAS(MIN.) -A75 2DH 0 0 1 0 1 1 0 1 45 ns 31 Module bank density 40H 0 1 0 0 0 0 0 0 256M bytes 5 5 5 5 5 |
Podobny numer części - MC-4564EC727EF-A75 |
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Podobny opis - MC-4564EC727EF-A75 |
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