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KM681000ELG-7 Folha de dados(PDF) 2 Page - Samsung semiconductor |
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KM681000ELG-7 Folha de dados(HTML) 2 Page - Samsung semiconductor |
2 / 10 page CMOS SRAM KM681000E Family Revision 1.01 December 1999 2 128Kx8 bit Low Power CMOS Static RAM GENERAL DESCRIPTION The KM681000E families are fabricated by SAMSUNG ′s advanced CMOS process technology. The families support various operating temperature ranges and have various pack- age types for user flexibility of system design. The families also support low data retention voltage for battery back-up operation with low data retention current. FEATURES • Process Technology: TFT • Organization: 128Kx8 • 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-TSOP1-0820F PIN DESCRIPTION Name Function CS1, CS2 Chip Select Input OE Output Enable Input WE Write Enable Input I/O1~I/O8 Data Inputs/Outputs A0~A16 Address Inputs Vcc Power Vss Ground N.C. No Connection PRODUCT FAMILY 1. The parameters are tested with 50pF test load Product Family Operating Temperature Vcc Range Speed Power Dissipation PKG Type Standby (ISB1, Max) Operating (ICC2, Max) KM681000EL Commercial(0~70 °C) 4.5~5.5V 551)/70ns 50 µA 50mA 32-DIP, 32-SOP 32-TSOP1-0820F KM681000EL-L 10 µA KM681000ELI Industrial(-40~85 °C) 70ns 50 µA 32-SOP -525 32-TSOP1-0820F KM681000ELI-L 15 µA FUNCTIONAL BLOCK DIAGRAM SAMSUNG ELECTRONICS CO., LTD. reserves the right to change products and specifications without notice. Precharge circuit. Memory array 1024 rows 128 ×8 columns I/O Circuit Column select Clk gen. Row select I/O1 Data cont Data cont I/O8 CS1 WE OE CS2 Control logic A11 A9 A8 A13 WE CS2 A15 VCC NC A16 A14 A12 A7 A6 A5 A4 OE A10 CS1 I/O8 I/O7 I/O6 I/O5 I/O4 VSS I/O3 I/O2 I/O1 A0 A1 A2 A3 Type1-Forward 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 N.C A16 A14 A12 A7 A6 A5 A4 A3 A2 A1 A0 I/O1 I/O2 I/O3 VSS VCC A15 CS2 WE A13 A8 A9 A11 OE A10 CS1 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-DIP 32-TSOP 32-SOP Column Address Raw Address |
Nº de peça semelhante - KM681000ELG-7 |
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Descrição semelhante - KM681000ELG-7 |
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