ST72344S4 STMicroelectronics, ST72344S4 Datasheet - Page 7
ST72344S4
Manufacturer Part Number
ST72344S4
Description
8-bit MCU
Manufacturer
STMicroelectronics
Datasheet
1.ST72344S4.pdf
(247 pages)
Specifications of ST72344S4
Up To 16 Kbytes Program Memory
single voltage extended Flash (XFlash) with readout and write protection, in-circuit and inapplication programming (ICP and IAP). 10K write/erase cycles guaranteed, data retention
256 Bytes Data Eeprom With Readout Protection. 300k Write/erase Cycles Guaranteed, Data Retention
20 years at 55 °C.
Clock Sources
crystal/ceramic resonator oscillators, high-accuracy internal RC oscillator or external clock
5 Power-saving Modes
Slow, Wait, Halt, Auto-wakeup from Halt and Active-halt
16-bit Timer A With
1 input capture, 1 output compares, external clock input, PWM and pulse generator modes
16-bit Timer B With
2 input captures, 2 output compares, PWM and pulse generator modes
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ST72344xx ST72345xx
13
14
15
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
13.1
13.2
13.3
13.4
13.5
13.6
13.7
13.8
13.9
13.10 Control pin characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 222
13.11 Communication interface characteristics . . . . . . . . . . . . . . . . . . . . . . . . 224
13.12 10-bit ADC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 225
Package characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 227
14.1
14.2
Device configuration and ordering information . . . . . . . . . . . . . . . . . 232
15.1
Supply current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 205
Clock and timing characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 209
Parameter conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
13.1.1
13.1.2
13.1.3
13.1.4
13.1.5
Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200
Operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
Internal RC oscillator characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 204
13.6.1
Memory characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 212
EMC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 213
13.8.1
13.8.2
13.8.3
I/O port pin characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 215
13.10.1 Asynchronous RESET pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 222
13.11.1 I2C and I²C3SNS interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 224
ECOPACK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 227
Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 227
Option bytes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232
15.1.1
15.1.2
15.1.3
15.1.4
Minimum and maximum values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
Typical values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
Typical curves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
Loading capacitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200
Crystal and ceramic resonator oscillators . . . . . . . . . . . . . . . . . . . . . . 210
Functional EMS (electromagnetic susceptibility) . . . . . . . . . . . . . . . . . 213
EMI (electromagnetic interference) . . . . . . . . . . . . . . . . . . . . . . . . . . . 214
Absolute maximum ratings (electrical sensitivity) . . . . . . . . . . . . . . . . 214
Option byte 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232
Option byte 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Option byte 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 234
Option byte 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 235
Doc ID 12321 Rev 5
Contents
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