M68AF031A

M68AF031A 256 Kbit (32K x 8) 5.0V Asynchronous SRAM FEATURES SUMMARY ■ ■ ■ ■ ■ ■ ■ ■ SUPPLY VOLTAGE: 4.5 to 5.5V 32K x 8 bits SRAM with OUTPUT ENABLE EQUAL CYCLE and ACCESS TIME: 55, 70ns LOW STANDBY CURRENT LOW VCC DATA RETENTION: 2V TRI-STATE COMMON I/O AUTOMATIC POWER DOWN PACKAGES – SO28, PDIP28, TSOP28 Standard and Reverse Pinout. – TSOP28 Standard Available in Lead-Free Version Figure 1. Packages SO28 (MS) 28 1 PDIP28 (B) TSOP28 (N) 8 x 13.4mm TSOP28 (NS) 8 x 13.4 mm (Reverse) November 2004 1/22 M68AF031A TABLE OF CONTENTS FEATURES SUMMARY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Figure 1. Packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 SUMMARY DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Figure 2. Table 1. Figure 3. Figure 4. Figure 5. Figure 6. Figure 7. Logic Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Signal Names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 SO Connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 DIP Connections . . . . . . . . . . . . . . . . . . . . . . . . ....