st10f272z2 STMicroelectronics, st10f272z2 Datasheet - Page 10

• Manufacturer Part Number: st10f272z2
• Description: 16-bit Mcu With 256 Kbyte Flash Memory And 20 Kbyte Ram
• Manufacturer: STMicroelectronics

List of figures
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ST10F272Z2 PLL jitter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161
Crystal oscillator and resonator connection diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162
32kHz crystal oscillator connection diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163
External clock drive XTAL1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165
External memory cycle: multiplexed bus, with/without read/write delay, normal ALE. . . . 168
External memory cycle: multiplexed bus, with/without read/write delay, extended ALE. . 169
External memory cycle: multiplexed bus, with/without r/w delay, normal ALE, r/w CS. . . 170
External memory cycle: multiplexed bus, with/without r/w delay, extended ALE,
r/w CS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171
External memory cycle: Demultiplexed bus, with/without r/w delay, normal ALE . . . . . . . 174
External memory cycle: Demultiplexed bus, with/without r/w delay, extended ALE . . . . . 175
External memory cycle: Demultipl. bus, with/without r/w delay, normal ALE, r/w CS . . . . 176
External memory cycle: Demultiplexed bus, without r/w delay, extended ALE, r/w CS . . 177
CLKOUT and READY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 179
External bus arbitration (releasing the bus) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180
External bus arbitration (regaining the bus) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 181
SSC master timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 183
SSC slave timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 184
PQFP144 - 144-pin plastic quad flatpack 28 x 28 mm, 0.65 mm pitch,
package outline. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 186
LQFP144 - 144 pin low profile quad flat package 20x20 mm, 0.5 mm pitch,
package outline. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 187
ST10F272Z2