ST7LITE49M STMicroelectronics, ST7LITE49M Datasheet - Page 142

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ST7LITE49M

Manufacturer Part Number
ST7LITE49M
Description
8-bit MCU
Manufacturer
STMicroelectronics
Datasheet

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

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Electrical characteristics
13.3
13.3.1
13.3.2
142/188
Operating conditions
General operating conditions
T
Table 61.
Figure 62. f
Operating conditions with low voltage detector (LVD)
T
Table 62.
1. Not tested in production. The V
A
A
,
NOT GUARANTEED
Symbol
Symbol
V
I
V
DD(LVD)
V
= -40 to 125 °C unless otherwise specified.
IT+
= -40 to +125 °C unless otherwise specified.
f
IT-
and LVD reset release. When the V
reset of the MCU.
V
V
FUNCTIONALITY
CPU
tPOR
hys
DD
(LVD)
(LVD)
IN THIS AREA
LVD voltage threshold hysteresis
General operating conditions
Operating characteristics with LVD
LVD/AVD current consumption
CPU
f
CPU clock frequency
Reset generation threshold
CPU
Reset release threshold
V
Supply voltage
8
4
2
0
[MHz]
maximum operating frequency versus V
DD
2.0
Parameter
rise time rate
Parameter
(V
(V
DD
2.4
DD
rise)
fall)
DD
2.7
Doc ID 13562 Rev 3
rise time rate condition is needed to ensure a correct device power-on
DD
3.3
(1)(2)
slope is outside these values, the LVD may not release properly the
3.5
f
f
2.4 V≤ V
3.3 V≤ V
CPU
CPU
V
Med. threshold
Med. threshold
High threshold
High threshold
Low threshold
Low threshold
IT+
Conditions
Conditions
4.0
V
= 4 MHz max.
= 8 MHz max.
(LVD)
DD
DD
DD
= 5 V
-V
< 3.3 V
≤ 5.5 V
IT-
4.5
(LVD)
DD
supply voltage
Min
5.0
3.9
3.2
2.5
3.7
3.0
2.4
2
Min
2.4
3.3
5.5
Typ
150
4.2
3.5
2.7
4.0
3.3
2.6
80
up to 8
up to 4
GUARANTEED
IN THIS AREA
(UNLESS OTHERWISE
STATED IN THE
TABLES OF
PARAMETRIC DATA)
FUNCTIONALITY
SUPPLY VOLTAGE [V]
ST7LITE49M
Max
Max
5.5
5.5
140
4.5
3.8
3.0
4.3
3.6
2.9
MHz
Unit
Unit
μs/V
mV
μA
V
V

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