ST7LITE49K2 STMicroelectronics, ST7LITE49K2 Datasheet - Page 224
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
13.10
13.10.1
Table 98.
1. Data based on characterization results, not tested in production
2. The I
3. The R
4. To guarantee the reset of the device, a minimum pulse has to be applied to the RESET pin. All short pulses applied on
224/245
t
w(RSTL)out
t
t
Symbol
h(RSTL)in
g(RSTL)in
sum of I
and V
RESET pin with a duration below t
V
R
V
V
V
hys
OL
ON
IH
IL
IO
DD
ON
current sunk must always respect the absolute maximum rating specified in
IO
pull-up equivalent resistor is based on a resistive transistor. Specified for voltages on RESET pin between V
(I/O ports and control pins) must not exceed I
Control pin characteristics
Asynchronous RESET pin
T
Asynchronous RESET pin characteristics
Schmitt trigger voltage hysteresis
A
External reset pulse hold time
Generated reset pulse duration
= -40 to 125 °C, unless otherwise specified.
Pull-up equivalent resistor
Output low level voltage
Input high level voltage
Filtered glitch duration
Input low level voltage
Parameter
h(RSTL)in
can be ignored.
(2)
(3)
(4)
(1)
V
VSS
V
DD
Internal reset sources
IN
.
=
= 5 V
V
SS
Conditions
I
IO
V
V
DD
DD
= +2 mA
= 5 V
= 3 V
Section Table 70. on page 194
V
0.7V
SS
Min
30
20
- 0.3
DD
90
90
Typ
200
200
50
2
(1)
(1)
V
0.3V
ST7LITE49K2
DD
Max
70
+0.3
DD
and the
ILmax
Unit
mV
kΩ
μs
μs
ns
V
V
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