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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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EM643FV16AS-85LL датащи(PDF) 2 Page - Emerging Memory & Logic Solutions Inc |
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EM643FV16AS-85LL датащи(HTML) 2 Page - Emerging Memory & Logic Solutions Inc |
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2 / 11 page  EM621FU16BU Series Low Power, 128Kx16 SRAM 2 128K x16 Bit Low Power and Low Voltage CMOS Static RAM I/O Circuit Column Select Data Cont Data Cont Pre-charge Circuit Memory Array 1024 x 2048 A1 A2 A3 A4 A5 A6 A7 A0 A8 A9 A10 A11 A12 A13 A14 A15 A16 WE OE UB LB CS I/O0 ~ I/O7 I/O8 ~ I/O15 VCC VSS Control Logic FEATURES - Process Technology : 0.15mm Full CMOS - Organization : 128K x16 - Power Supply Voltage => EM621FU16BU Series : 2.7V~3.3V - Low Data Retention Voltage : 1.5V (MIN) - Three state output and TTL Compatible - Packaged product designed for 45/55/70ns - Package Type: 44-TSOP2 GENERAL DESCRIPTION The EM621FU16BU series are fabricated by EMLSI’s advanced full CMOS process technology. The families support industrial temperature range and Chip Scale Pack- age for user flexibility of system design. The families also supports low data retention voltage for battery back-up operation with low data retention current. The EM621FU16BU series are available in KGD, JEDEC standard 44 pin 400 mil TSOP2 package. PRODUCT FAMILY Product Family Operating Temperature Vcc Range Speed Power Dissipation PKG Type Standby (ISB1, Typ.) Operating (ICC1.Max) EM621FU16BU-45LF Industrial (-40 ~ 85oC) 2.7V~3.3V 45ns 1 µA 3mA 44-TSOP2 EM621FU16BU-55LF Industrial (-40 ~ 85oC) 2.7V~3.3V 55ns 1 µA 3mA 44-TSOP2 EM621FU16BU-70LF Industrial (-40 ~ 85oC) 2.7V~3.3V 70ns 1 µA 3mA 44-TSOP2 Name Function Name Function CS Chip select inputs Vcc Power Supply OE Output Enable input Vss Ground WE Write Enable input UB Upper Byte (I/O8~15) A0~A16 Address Inputs LB Lower Byte (I/O0~7) I/O0~I/O15 Data Inputs/Outputs NC No Connection FUNCTIONAL BLOCK DIAGRAM PIN DESCRIPTION 1 2 3 4 5 6 7 8 A4 A3 9 10 11 12 13 14 15 16 A2 A1 WE A15 VSS A11 A16 A14 A12 A7 NC A5 32 31 30 29 28 27 26 25 23 22 21 20 19 18 17 OE CS A10 A8 A9 I/O 7 I/O 6 I/O 5 VCC I/O 3 I/O 2 I/O 1 I/O 0 I/O 4 A0 A13 24 33 34 35 36 37 38 39 40 41 42 43 44 NC I/O 8 I/O 9 I/O 10 I/O 11 VCC VSS I/O 12 I/O 13 I/O 14 I/O 15 LB UB A6 |
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