st10f273m STMicroelectronics, st10f273m Datasheet - Page 10

• Manufacturer Part Number: st10f273m
• Description: 16-bit Mcu With 512 Kbyte Flash Memory And 36 Kbyte Ram
• Manufacturer: STMicroelectronics

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32 kHz crystal oscillator connection diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155
External clock drive XTAL1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 156
External memory cycle: Multiplexed bus, with/without read/write delay, normal ALE. . . . 160
External memory cycle: Multiplexed bus, with/without read/write delay, extended ALE. . 161
External memory cycle: Multiplexed bus, with/without r/w delay, normal ALE, r/w CS. . . 162
External memory cycle: Multiplexed bus, with/without r/w delay, extended ALE, r/w CS . 163
External memory cycle: Demultiplexed bus, with/without r/w delay, normal ALE . . . . . . . 166
External memory cycle: Demultiplexed bus, with/without r/w delay, extended ALE . . . . . 167
External memory cycle: Demultipl. bus, with/without r/w delay, normal ALE, r/w CS . . . . 168
External memory cycle: Demultiplexed bus, without r/w delay, extended ALE, r/w CS . . 169
CLKOUT and READY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171
External bus arbitration (releasing the bus) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172
External bus arbitration (regaining the bus) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 173
SSC master timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175
SSC slave timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 176
PQFP144 mechanical data and package dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . 178
LQFP144 mechanical data and package dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . 179
ST10F273M