KM23C32120C

www.DataSheet4U.com KM23C32120C 32M-Bit (4Mx8) CMOS MASK ROM FEATURES 4,194,304 x 8 bit organization Fast access time : 100ns(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 - . KM23C32120C : 42-DIP-600 CMOS MASK ROM GENERAL DESCRIPTION The KM23C32120C is a fully static mask programmable ROM organized 4,194,304 x 8 bit. It is fabricated using silicon-gate CMOS process technology. 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 KM23C32120C is packaged in a 42-DIP. FUNCTIONAL BLOCK DIAGRAM PIN CONFIGURATION A21 . . . . . . . . A0 X BUFFERS AND DECODER MEMORY CELL MATRIX (4,194,304x8) A19 A18 A8 A7 A6 1 2 3 4 5 6 7 8 9 42 A20 41 A9 40 A10 39 A11 38 A12 37 A13 36 A14 35 A15 34 A16 Y BUFFERS AND DECODER SENSE AMP. BUFFERS A5 A4 A3 A2 A1 10 . . . Q0 Q7 CE 11 DIP 33 A17 32 A21 31 VSS 30 A0 29 Q7 28 N.C 27 Q6 26 N.C 25 Q5 24 N.C 23 Q4 22 VCC VSS 12 CE OE OE 13 Q0 14 CONTROL LOGIC N.C 15 Q1 16 N.C 17 Q2 N.C 18 19 Pin Name A0 - A21 Q0 - Q 7 CE OE VCC VSS N.C Pin Function Address Inputs Data Outputs Chip Enable Output Enable Power (+5V) Ground No Connecti...