ST7DALIF2 STMicroelectronics, ST7DALIF2 Datasheet - Page 134
ST7DALIF2
Manufacturer Part Number
ST7DALIF2
Description
8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY, DATA EEPROM, ADC, TIMERS, SPI
Manufacturer
STMicroelectronics
Datasheet
1.ST7DALIF2.pdf
(171 pages)
Specifications of ST7DALIF2
8 Kbytes Single Voltage Flash Program Memory With Read-out Protection, In-circuit Programming And In-application Programming (icp And Iap). 10k Write/erase Cycles Guaranteed, Data Retention
20 years at 55°C.
256 Bytes Data Eeprom With Read-out Protection. 300k Write/erase Cycles Guaranteed, Data Retention
20 years at 55°C.
Clock Sources
Internal 1% RC oscillator, crystal/ceramic resonator or external clock
Five Power Saving Modes
Halt, Active-Halt, Wait and Slow, Auto Wake Up From Halt
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Electrical characteristics
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Figure 56. RC Osc Freq vs V
Figure 58. Typical RC oscillator Accuracy vs
2
1
0
-1
-2
-3
-4
-5
(
*
1.00
0.90
0.80
0.70
0.60
0.50
) tested in production
-45
(
2.4
*
)
Figure 60. PLL Δf
(Calibrated with RCCR1: 3V @
25°C)
temperature @ V
(Calibrated with RCCR0: 5V @ 25°C
2.6
0
2.8
Temperature (°C)
25
3
(
Max
*
Min
Δf
)
0
CPU
VDD (V)
3.2
/f
CPU
DD
DD
CPU
3.4
=5V
@ T
85
/f
(
*
3.6
)
CPU
A
=25°C
3.8
versus time
125
4
t
Figure 57. RC Osc Freq vs V
Figure 59. RC Osc Freq vs V
w(JIT)
1.10
1.00
0.90
0.80
0.70
0.60
0.50
0.40
0.30
0.20
0.10
0.00
1.80
1.60
1.40
1.20
1.00
0.80
0.60
0.40
0.20
0.00
2.5
2.4
2.7
3
(Calibrated with RCCR0: 5V@ 25°C)
Value
3
3.5
3.3 3.75
t
w(JIT)
Vdd (V)
4
Vdd (V)
4
4.5
4.5
5
5
DD
DD
5.5
t
and RCCR
5.5
6
ST7DALIF2
6
rccr=00h
rccr=64h
rccr=80h
rccr=C0h
rccr=FFh
-45°
0°
25°
90°
105°
130°
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