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ST72324BXX Datasheet(PDF) 6 Page - STMicroelectronics

Part No. ST72324BXX
Description  8-bit MCU, 3.8 to 5.5 V operating range with 8 to 32 Kbyte Flash/ROM, 10-bit ADC, 4 timers, SPI, SCI
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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 6 page
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Contents
ST72324B
6/188
12
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
12.1
Parameter conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
12.1.1
Minimum and maximum values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
12.1.2
Typical values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
12.1.3
Typical curves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
12.1.4
Loading capacitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
12.1.5
Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
12.2
Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
12.2.1
Voltage characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
12.2.2
Current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
12.2.3
Thermal characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
12.3
Operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139
12.4
LVD/AVD characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
12.4.1
Operating conditions with LVD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
12.4.2
Auxiliary voltage detector (AVD) thresholds . . . . . . . . . . . . . . . . . . . . . 140
12.5
Supply current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141
12.5.1
ROM current consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141
12.5.2
Flash current consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
12.5.3
Supply and clock managers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
12.5.4
On-chip peripherals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
12.6
Clock and timing characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144
12.6.1
General timings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144
12.6.2
External clock source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144
12.6.3
Crystal and ceramic resonator oscillators . . . . . . . . . . . . . . . . . . . . . . 145
12.6.4
RC oscillators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
12.6.5
PLL characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
12.7
Memory characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148
12.7.1
RAM and hardware registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148
12.7.2
Flash memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148
12.8
EMC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
12.8.1
Functional electromagnetic susceptibility (EMS) . . . . . . . . . . . . . . . . . 150
12.8.2
Electromagnetic interference (EMI) . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
12.8.3
Absolute maximum ratings (electrical sensitivity) . . . . . . . . . . . . . . . . 152
12.9
I/O port pin characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
12.9.1
General characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
12.9.2
Output driving current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154




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