ST7LITE49K2 STMicroelectronics, ST7LITE49K2 Datasheet - Page 19
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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ST7LITE49K2
Table 2.
14
15
16
17
18
19
20
21
22
23
24
25
number
Pin
18
19
20
21
22
23
24
25
26
27
28
29
PB1/AIN1/CLKIN
ST7LITE49K2 device pin description
PB3/AIN3/MOSI
PB4/AIN4/MISO
PB6/AIN6/SCK
PB7/AIN7/SS/
PC2/ICCDATA
PC3/ICCCLK
COMPOUTB
EXTCLK_A/
OCMP2_A
PC0/AIN8/
PC1/AIN9/
PB5/AIN5/
Pin name
PB0/AIN0
PB2/AIN2
ICAP1_A
ICAP2_A
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
C
C
C
C
C
C
C
C
C
C
C
C
Level
T
T
T
T
T
T
T
T
T
T
T
T
x
x
x
x
x
x
x
x
x
x
x
x
x
Input
ei1
ei2
Port/control
x
x
x
x
x
x
x
x
x
x
Output
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
function
Port B0
Port B1
Port B2
Port B3
Port B4
Port B5
Port B6
Port B7
Port C0
Port C1
Port C2
Port C3
reset)
(after
Main
AIN5/Timer A
AIN8/Timer A
AIN9/Timer A
input capture
clock source
Comparator
(active low)/
in/Slave out
out/Slave in
slave select
input clock/
serial clock
Compare 2
Capture 1
Pin description
Alternate
AIN3/SPI
AIN4/SPI
AIN6/SPI
AIN7/SPI
ICCDATA
function
External
output B
ICCCLK
Timer A
Master
Master
Output
AIN1/
AIN0
AIN2
Input
data
data
2
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