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KM684000BLG-5 Scheda tecnica(PDF) 2 Page - Samsung semiconductor |
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KM684000BLG-5 Scheda tecnica(HTML) 2 Page - Samsung semiconductor |
2 / 9 page KM684000B Family CMOS SRAM Revision 3.0 September 1998 2 512Kx8 bit Low Power CMOS Static RAM GENERAL DESCRIPTION The KM684000B families are fabricated by SAMSUNG ′s advanced CMOS process technology. The families support various operating temperature ranges and various package types for user flexibility of system design. The family also support low data retention voltage for battery back-up oper- ation with low data retention current. FEATURES • Process Technology: TFT • Organization: 512Kx8 • Power Supply Voltage: 4.5~5.5V • Low Data Retention Voltage: 2V(Min) • Three state output and TTL Compatible • Package Type: 32-DIP-600, 32-SOP-525 32-TSOP2-400F/R PIN DESCRIPTION Pin Name Function WE Write Enable Input CS Chip Select Input OE Output Enable Input A0~A18 Address Inputs I/O1~I/O8 Data Inputs/Outputs Vcc Power Vss Ground PRODUCT FAMILY 1. The parameter is measured with 50pF test load. Product Family Operating Temperature Vcc Range Speed Power Dissipation PKG Type Standby (ISB1, Max) Operating (ICC2, Max) KM684000BL Commercial (0~70 °C) 4.5~5.5V 551)/70ns 100 µA 20 µA 80mA 32-DIP,32-SOP 32-TSOP2-F/R KM684000BL-L KM684000BLI Inderstrial (-40~85 °C) 100 µA 50 µA 32-SOP 32-TSOP2-F/R KM684000BLI-L FUNCTIONAL BLOCK DIAGRAM 32-DIP 32-SOP (Forward) 32-TSOP2 A16 A14 A12 A7 A6 A5 A4 A3 A2 A1 A0 I/O1 I/O2 I/O3 VSS VCC A15 WE A13 A8 A9 A11 OE A10 CS I/O8 I/O7 I/O6 I/O5 I/O4 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 32-TSOP2 A16 A14 A12 A7 A6 A5 A4 A3 A2 A1 A0 I/O1 I/O2 I/O3 VSS VCC A15 WE A13 A8 A9 A11 OE A10 CS I/O8 I/O7 I/O6 I/O5 I/O4 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 (Reverse) A18 A17 A17 A18 SAMSUNG ELECTRONICS CO., LTD. reserves the right to change products and specifications without notice. A3 Precharge circuit. Memory array 1024 rows 512 ×8 columns I/O Circuit Column select Clk gen. Row select A9 A8 A13A17 A15 A11 A10 A18 A16 A14 A12 A7 A6 A4 I/O1 Data cont Data cont I/O8 A5 A1 A0 A2 CS WE OE Control logic |
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