ST7LITE49K2 STMicroelectronics, ST7LITE49K2 Datasheet - Page 196
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ST7LITE49K2
Manufacturer Part Number
ST7LITE49K2
Description
8-bit MCU
Manufacturer
STMicroelectronics
Datasheet
1.ST7LITE49K2.pdf
(245 pages)
Specifications of ST7LITE49K2
8 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
256 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
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Electrical characteristics
13.3.3
13.3.4
196/245
Auxiliary voltage detector (AVD) thresholds
T
Table 74.
1. Refer to
2. Not tested in production, guaranteed by characterization.
Voltage drop between AVD flag setting and LVD reset generation
Table 75. Voltage drop
1. Not tested in production, guaranteed by characterization.
V
Symbol
A
V
,
IT+
IT-
AVD high. Threshold - AVD med. threshold
AVD med. Threshold - LVD med. threshold
AVD high. Threshold - LVD med. threshold
V
= -40 to 125 °C unless otherwise specified
AVD med. Threshold - AVD low. threshold
AVD high. Threshold - AVD low threshold
AVD med. Threshold - LVD low threshold
AVD high. Threshold - LVD low threshold
hys
AVD low Threshold - LVD low threshold
(AVD)
(AVD)
Section : Monitoring the VDD main
Operating characteristics with AVD
1=>0 AVDF flag toggle
0=>1 AVDF flag toggle
AVD voltage threshold
threshold (V
threshold (V
Parameter
Parameter
hysteresis
DD
DD
rise)
fall)
supply.
V
Med. Threshold
Med. Threshold
High Threshold
High Threshold
Low Threshold
Low Threshold
IT+
Conditions
(AVD)
Min
1400
1600
800
600
100
950
250
900
(1)
-V
(1)
IT-
(AVD)
Typ
1450
1050
1700
1000
850
650
200
300
(1)
Min
4.0
3.4
2.6
3.9
3.3
2.5
(2)
Max
Typ
1550
1150
1800
1050
750
400
950
250
150
4.4
3.7
2.9
4.3
3.6
2.8
(1)
(2)
ST7LITE49K2
Max
4.8
4.1
3.2
4.7
4.0
3.1
(2)
Unit
mV
Unit
mV
V
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