PcRam TS1M3660 Description Features The TS1M3660 is a 1M by 36-bit dynamic RAM • 1,048,576-word by 36-bit organization. module with 2 pcs of 1Mx16 DRAMs and 1 pcs of • Fast Page Mode Operation. 1Mx4 quad CAS DRAMs assembled on the printed • Single +5.0V ± 10% power supply. circuit board. • 512 cycles refresh. The TS1M3660 is optimized for application to • Lower power consumption. systems which require high density and large • CAS before RAS refresh, RAS only refresh, capacity along with compact sizing. Hidden refresh, Fast Page Mode, Read_Modify_Write capability. Placement TS1M3660 Access time from /RAS tRAC Access time from /CAS tCAC Random read/write cycle time tRC Page mode cycle time tPC B C A A C G F 110ns 40ns Millimeters 107.95 ± 0.400 Inches 4.520 ± 0.015 B 6.35 0.250 C 3.38 0.133 D 2.03 0.080 E B 15ns Dimensions Side D 60ns 25.40 ± 0.200 1.000 ± 0.008 F 10.16 0.400 G 6.35 0.250 H 1.27 ± 0.100 0.050 ± 0.004 H E Transcend Information Inc. 1P3660R1.DOC TS1M3660-- Block Diagram A0-A9 D0-D35 /WE /RAS0 /CAS0 /CAS1 A0-A9 A0-A9 A0-A9 D0-D7 D8-D15 /WE /RAS0 /CAS0 /CAS1 D18-D25 D27-D34 /WE /RAS2 /CAS2 /CAS3 /WE /RAS0 /CAS0 /CAS1 /CAS2 /CAS3 1Mx16 DRAM /RAS2 /CAS2 /CAS3 Pin Name Vss D0 D18 D1 D19 D2 D20 D3 D21 Vcc NC A0 A1 A2 A3 A4 A5 A6 NC D4 D22 D5 D23 D6 1Mx4 Quad CAS Pin Identification Pinouts Pin No 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 1Mx16 DRAM D8 D17 D26 D35 Pin No 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 Pin Name D24 D7 D25 A7 NC Vcc A8 A9 NC /RAS2 D26 D8 D17 D35 Vss /CAS0 /CAS2 /CAS3 /CAS1 /RAS0 NC NC /WE NC Pin No 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 Pin Name D9 D27 D10 D28 D11 D29 D12 D30 D13 D31 Vcc D32 D14 D33 D15 D34 D16 NC PD1 PD2 PD3 PD4 NC Vss Symbol Function A0 ~ A9 Address inputs D0 ~ D35 Common data inputs/outputs /RAS0, /RAS2 Row address strobes /CAS0 ~ /CAS3 Column address strobes /WE Write enable Vcc +5.0 Volt power supply Vss Ground NC No connection PD1 ~ PD4 Presence detection pin This technical information is based on industry standard data and tests believed to be reliable. However , Transcend makes no warranties, either expressed or implied, as to its accuracy and assumes no liability in connection with the use of this product. Transcend reserves the right to make changes in specifications at any time without prior notice.