MX23L3254

www.DataSheet4U.com MX23L3254 32M-BIT Low Voltage, Serial Mask ROM Memory with 50MHz SPI Bus Interface FEATURES 32Mbit of Mask ROM 2.7 to 3.6V Single Supply Voltage SPI Bus Compatible Serial Interface 50MHz Clock Rate (maximum) DESCRIPTION The MX23L3254 is a 32Mbit (4M x 8) Serial Mask ROM accessed by a high speed SPI-compatible bus. PIN CONFIGURATIONS 16-PIN SOP (300 mil) HOLD# VCC NC NC NC NC S# Q 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 C D NC NC NC NC VSS NC PIN DESCRIPTION SYMBOL C D Q S# HOLD# VCC VSS DESCRIPTION Serial Clock Serial Data Input Serial Data Output Chip Select Hold Supply Voltage Ground Note: 1. NC=No Connection 2. See page 16 (onwards) for package dimensions, and how to identify pin-1. ORDER INFORMATION Part No. MX23L3254MC-20 MX23L3254MC-20G MX23L3254MI-20G Speed 20ns 20ns 20ns Package 16-SOP 16-SOP 16-SOP Remark Pb-free Pb-free (Industrial Grade) Note: * Industrial grade operating temperature: -25 ~ 85 ° C Commercial grade operating temperature: 0 ~ 70 ° C P/N: PM1167 1 REV. 1.2, JUN. 08, 2005 MX23L3254 www.DataSheet4U.com MEMORY ORGANIZATION The memory is organized as: - 4M bytes (8 bits each) BLOCK DIAGRAM HOLD# Control Logic S# C D Q I/O Shift Register Address Register and Counter 256 Byte Data Buffer Y Decoder Size of the read-only memory area X Decoder P/N: PM1167 2 REV. 1.2, JUN. 08, 2005 MX23L3254 www.DataSheet4U.com SIGNAL DESCRIPTION Serial Data Output (Q). This output signal is used to transfer data serially out of...