ST7LITE49M STMicroelectronics, ST7LITE49M Datasheet - Page 11

• Manufacturer Part Number: ST7LITE49M
• Description: 8-bit MCU
• Manufacturer: STMicroelectronics

Specifications of ST7LITE49M

• 4 Kbytes Single Voltage Extended Flash (xflash) Program Memory With Read-out Protection In-circuit Programming And In-application Programming (icp And Iap) Endurance: 10k write/erase cycles guaranteed Data retention
• 128 Bytes Data Eeprom With Read-out Protection. 300k Write/erase Cycles Guaranteed, Data Retention: 20 years at 55 °C.
• Clock Sources: Internal trimmable 8 MHz RC oscillator, auto-wakeup internal low power - low frequency oscillator, crystal/ceramic resonator or external clock
• Five Power Saving Modes: Halt, Active-halt, Auto-wakeup from Halt, Wait and Slow
• A/d Converter: 10 input channels

ST7LITE49M
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Block diagram of One-pulse mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
One-pulse mode and PWM timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Dynamic DCR2/3 update in One-pulse mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
Force overflow timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
Lite timer 2 block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Input capture timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
I
I
Transfer sequencing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Event flags and interrupt generation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
ADC block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126
Pin loading conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139
Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
fCPU maximum operating frequency versus VDD supply voltage . . . . . . . . . . . . . . . . . . 142
Frequency vs voltage at four different ambient temperatures (RC at 5 V) . . . . . . . . . . . . 145
Frequency vs voltage at four different ambient temperatures (RC at 3.3 V). . . . . . . . . . . 145
Accuracy in % vs voltage at 4 different ambient temperatures (RC at 5 V) . . . . . . . . . . . 146
Accuracy in % vs voltage at 4 different ambient temperatures
(RC at 3.3 V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146
Typical IDD in Run mode vs. fCPU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148
Typical IDD in WFI vs. fCPU. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148
Typical IDD in slow mode vs. fCPU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148
Typical IDD in Slow-wait mode vs. fCPU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
Typical IDD vs. temperature at VDD = 5 V and fCPU = 8 MHz . . . . . . . . . . . . . . . . . . . . 149
Typical application with an external clock source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152
Typical application with a crystal or ceramic resonator. . . . . . . . . . . . . . . . . . . . . . . . . . . 154
Two typical applications with unused I/O pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 159
R
I
Typical VOL at VDD = 2.4 V (standard) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161
Typical VOL at VDD = 3 V (standard). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161
Typical VOL at VDD = 5 V (standard). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161
Typical VOL at VDD = 2.4 V (high sink) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162
Typical VOL at VDD = 3 V (high sink). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162
Typical VOL at VDD = 5 V (high sink). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162
Typical VOL vs. VDD at I
Typical VOL vs. VDD at I
Typical VOL vs VDD at I
Typical VOL vs VDD at
Typical VOL vs VDD at I
Typical VDD-VOH vs. IIO at VDD = 2.4 V (high sink). . . . . . . . . . . . . . . . . . . . . . . . . . . . 164
Typical VDD-VOH vs. IIO at VDD = 3 V (high sink) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165
Typical VDD-VOH vs. IIO at VDD = 5 V (high sink) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165
Typical VDD-VOH vs. IIO at VDD = 2.4 V (standard) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 166
Typical VDD-VOH vs. IIO at VDD = 3 V (standard) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 166
Typical VDD-VOH vs. IIO at VDD = 5 V (standard) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 166
Typical VDD-VOH vs. V
Typical VDD-VOH vs. VDD at IIO = 4 mA (high sink). . . . . . . . . . . . . . . . . . . . . . . . . . . . 167
RESET pin protection when LVD is enabled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 169
RESET pin protection when LVD is disabled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170
Typical application with ADC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171
ADC accuracy characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172
2
2
pu
C bus protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109
C interface block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
pu
current versus voltage at four different temperatures . . . . . . . . . . . . . . . . . . . . . . . . . 159
resistance versus voltage at four different temperatures . . . . . . . . . . . . . . . . . . . . . . 159
IO
DD
IO
IO
IO
IO
= 8 mA (high sink) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 164
= 2 mA (high sink) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163
= 12 mA (high sink) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 164
at IIO = 2 mA (high sink) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167
= 2 mA (standard) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163
= 4 mA (standard) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163
Doc ID 13562 Rev 3
List of figures
11/188