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MT46V16M16 Datasheet(PDF) 5 Page - Micron Technology |
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MT46V16M16 Datasheet(HTML) 5 Page - Micron Technology |
5 / 8 page 5 256Mb: x4, x8, x16 DDR333 SDRAM Micron Technology, Inc., reserves the right to change products or specifications without notice. 256Mx4x8x16DDR333_B.p65 – Rev. B; Pub. 10/01 ©2001, Micron Technology, Inc. 256Mb: x4, x8, x16 DDR333 SDRAM Addendum PRELIMINARY PIN DESCRIPTIONS (continued) BALL / PIN NUMBERS FBGA TSOP SYMBOL TYPE DESCRIPTION A8, B9, B7 2, 4, 5, DQ0-2 I/O Data Input/Output: Data bus for x16 C9, C7, D9 7, 8, 10 DQ3-5 D7, E9, E1 11, 13, 54 DQ6-8 D3, D1, C3 56, 57, 59 DQ9-11 C1, B3, B1, 60, 62, 63, DQ12-14 A2 65 DQ15 A8, B7, C7, 2, 5, 8, DQ0-2 I/O Data Input/Output: Data bus for x8 D7, D3, C3, 11, 56, 59 DQ3-5 B3, A2 62, 65 DQ6-7 B7, D7, D3, 5, 11, 56 DQ0-2 I/O Data Input/Output: Data bus for x4 B3 62 DQ2 E3 51 DQS I/O Data Strobe: Output with read data, input with write data. DQS is E7, E3 16, 51 LDQS, UDQS edge-aligned with read data, centered in write data. It is used to capture data. For the x16 , LDQS is DQS for DQ0-DQ7 and UDQS IS DQS for DQ8-DQ15. Pin 16 (H7) is NC on x4 and x8. 14, 17, 25, NC - No Connect: These pins should be left unconnected. 43, 53 19, 50 DNU – Do Not Use: Must float to minimize noise on Vref B2, D2, C8, 3, 9, 15, 55, VDDQ Supply DQ Power Supply: +2.5V ±0.2V. Isolated on the die for improved E8, A9 61 noise immunity. A1, C2, E2, 6, 12, 52, VSSQ Supply DQ Ground. Isolated on the die for improved noise immunity. B8, D8 58, 64 F8, M7, A7 1, 18, 33 VDD Supply Power Supply: +2.5V ±0.2V. A1, A3, F2, 34, 48, 66 VSS Supply Ground. M3 F1 49 VREF Supply SSTL_2 reference voltage. F9 17 A13 I Address input A13 for 1Gb devices. |
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