ST10F272B_12 STMICROELECTRONICS [STMicroelectronics], ST10F272B_12 Datasheet - Page 5
ST10F272B_12
Manufacturer Part Number
ST10F272B_12
Description
16-bit MCU with 256 Kbyte Flash memory and 12/20 Kbyte RAM
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
1.ST10F272B_12.pdf
(188 pages)
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ST10F272B/ST10F272E
22
23
24
21.1
21.2
21.3
Programmable output clock divider . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Register set . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
23.1
23.2
23.3
23.4
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
24.1
24.2
24.3
24.4
24.5
24.6
24.7
24.8
Idle mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
Power down mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
21.2.1
21.2.2
Stand-by mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
21.3.1
21.3.2
21.3.3
21.3.4
Special function registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
X-registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Flash registers ordered by name . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
Identification registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
Recommended operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Power considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Parameter interpretation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
DC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Flash characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139
A/D converter characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
24.7.1
24.7.2
24.7.3
24.7.4
AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
24.8.1
24.8.2
24.8.3
24.8.4
24.8.5
Protected power down mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Interruptible power down mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Entering stand-by mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Exiting stand-by mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Real time clock and stand-by mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Power reduction modes summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
Conversion timing control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141
A/D conversion accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
Total unadjusted error . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
Analog reference pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144
Test waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
Definition of internal timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
Clock generation modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152
Prescaler operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
Direct drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
Doc ID 11917 Rev 3
Contents
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