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KM23C4100DT Fiches technique(PDF) 1 Page - Samsung semiconductor |
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KM23C4100DT Fiches technique(HTML) 1 Page - Samsung semiconductor |
1 / 4 page KM23C4100D(E)T CMOS MASK ROM 4M-Bit (512Kx8 /256Kx16) CMOS MASK ROM PRODUCT INFORMATION Product Operating Temp Vcc Range Speed (ns) KM23C4100DT 0 °C~70°C 5.0V 80 KM23C4100DET -20 °C~85°C The KM23C4100D(E)T is a fully static mask programmable ROM fabricated using silicon gate CMOS process technology, and is organized either as 524,288 x 8 bit(byte mode) or as 262,144 x 16 bit(word mode) depending on BHE voltage level.(See mode selection table) This device operates with a 5V single power supply, and all inputs and outputs are TTL compatible. Because of its asynchronous operation, it requires no external clock assuring extremely easy operation. It is suitable for use in program memory of microprocessor, and data memory, character generator. The KM23C4100D(E)T is packaged in a 44-TSOP2. GENERAL DESCRIPTION FEATURES • Switchable organization 524,288 x 8(byte mode) 262,144 x 16(word mode) • Fast access time : 80ns(Max.) • Supply voltage : single +5V • Current consumption Operating : 50mA(Max.) Standby : 50 µA(Max.) • Fully static operation • All inputs and outputs TTL compatible • Three state outputs • Package -. KM23C4100D(E)T : 44-TSOP2-400 Pin Name Pin Function A0 - A17 Address Inputs Q0 - Q14 Data Outputs Q15 /A-1 Output 15(Word mode)/ LSB Address(Byte mode) BHE Word/Byte selection CE Chip Enable OE Output Enable VCC Power(+5V) VSS Ground N.C No Connection A17 X AND DECODER BUFFERS A0 Y AND DECODER BUFFERS MEMORY CELL SENSE AMP. CONTROL LOGIC MATRIX (262,144x16/ 524,288x8) DATA OUT BUFFERS A-1 CE OE BHE . . . . . . . . Q0/Q8 Q7/Q15 . . . PIN CONFIGURATION N.C N.C A17 A7 A6 A5 A4 A3 A2 A1 A0 CE VSS OE Q0 Q8 Q1 Q9 Q4 Q12 Q5 Q13 Q6 VSS Q14 Q7 Q15/A-1 KM23C4100D(E)T FUNCTIONAL BLOCK DIAGRAM 1 2 44 43 3 4 42 41 5 6 40 39 7 8 38 37 9 10 36 35 11 12 34 33 13 14 32 31 15 16 30 29 17 18 28 27 19 20 26 25 21 22 24 23 TSOP Q2 Q10 Q3 Q11 N.C N.C A8 A9 A10 A11 A12 A13 A14 A15 A16 BHE VCC |
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