ST7DALIF2 STMicroelectronics, ST7DALIF2 Datasheet - Page 133

• Manufacturer Part Number: ST7DALIF2
• Description: 8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY, DATA EEPROM, ADC, TIMERS, SPI
• Manufacturer: STMicroelectronics

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

ST7DALIF2
Table 70.
1.
2.
3.
4.
5.
6.
f
ACC
I
t
f
t
t
ACC
t
JIT
RC
DD(RC)
su(RC)
PLL
LOCK
STAB
w(JIT)
I
Symbol
DD(PLL)
If the RC oscillator clock is selected, to improve clock stability and frequency accuracy, it is recommended to place a decoupling capacitor,
typically 100nF, between the V
See
Data based on characterization results, not tested in production
After the LOCKED bit is set ACC
Averaged over a 4ms period. After the LOCKED bit is set, a period of t
Guaranteed by design.
PLL
(1)
RC
PLL
Section 9.2: Internal RC oscillator adjustment on page
Internal RC oscillator
frequency
Accuracy of Internal RC
oscillator when
calibrated with
RCCR=RCCR1
RC oscillator current
consumption
RC oscillator setup time T
x4 PLL input clock
PLL Lock time
PLL Stabilization time
x4 PLL Accuracy
PLL jitter period
PLL jitter (Δf
PLL current
consumption
RC oscillator and PLL characteristics (tested for T
3.3 V
Parameter
CPU
(4)
DD
(3)(2)
/f
PLL
CPU
and V
is max. 10% until t
)
(4)
SS
pins as close as possible to the ST7 device.
RCCR = FF (reset value), T
V
RCCR=RCCR1
T
T
T
T
f
f
f
T
RC
RC
RC
A
A
A
A
A
A
DD
=25° C,V
=25° C,V
=-40 to +85°C, V
=25° C,V
=25° C,V
=25° C
= 1 MHz@T
= 1 MHz@T
= 1 MHz
= 3.0 V
STAB
DD
DD
DD
DD
32.
has elapsed. See
=3 V
=2.7 to 3.3 V
=3 V
=3 V
(2)
A
A
=25° C, V
=40 to +85°C, V
Conditions
,T
DD
A
STAB
=25° C, V
=3 V
is required to reach ACC
Figure 11 on page
DD
A
=25°C,
=2.7 to 3.3 V
DD
DD
= 3 V
= 3 V
A
= -40 to +85° C) @ V
34.
PLL
accuracy
Electrical characteristics
Min
-25
-15
-2
700
125
190
0.7
0.1
0.1
Typ
560
700
1
2
4
(6)
(3)
(5)
(5)
(3)
(6)
(3)
DD
10
Max
+25
+2
15
= 2.7 to
(2)
133/171
MHz
Unit
kHz
ms
ms
μA
μA
μs
µs
%
%
%
%
%
%