ST7DALIF2 STMicroelectronics, ST7DALIF2 Datasheet - Page 132

• 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

Electrical characteristics
Table 69.
1.
2.
3.
4.
5.
6.
132/171
f
ACC
I
t
f
t
t
ACC
t
JIT
RC
DD(RC)
su(RC)
PLL
LOCK
STAB
w(JIT)
I
Symbol
DD(PLL)
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
If the RC oscillator clock is selected, to improve clock stability and frequency accuracy, it is recommended to place a decoupling capacitor,
1)
RC
PLL
Section 9.2: Internal RC oscillator adjustment on page 32
Internal RC oscillator
frequency
Accuracy of Internal RC
oscillator with
RCCR=RCCR0
RC oscillator current
consumption
RC oscillator setup time T
x8 PLL input clock
PLL Lock time
PLL Stabilization time
x8 PLL Accuracy
PLL jitter period
PLL jitter (Δf
PLL current
consumption
Table 68.
The RC oscillator and PLL characteristics are temperature-dependent and are grouped in
four tables.
RC oscillator and PLL characteristics (tested for T
5.5 V
V
V
t
Symbol
V
STARTUP
DD(x4PLL)
DD(x8PLL)
Parameter
DD(RC)
(1)
CPU
(4)
DD
(2)
/f
Operating voltage and startup time
PLL
CPU
and V
Internal RC Oscillator operating voltage
x4 PLL operating voltage
x8 PLL operating voltage
PLL Startup time
is max. 10% until t
)
(4)
SS
pins as close as possible to the ST7 device.
RCCR = FF (reset value), T
V
RCCR = RCCR0
T
T
T
T
f
f
f
T
RC
RC
RC
A
A
A
A
A
A
DD
=25° C, V
=-40 to +85° C, V
=0 to +85° C, V
=25° C, V
=25° C, V
=25° C
= 1 MHz@T
= 1 MHz@T
= 1 MHz
=5 V
STAB
Parameter
DD
DD
DD
has elapsed. See
=4.5 to 5.5 V
=5 V
=5 V
Conditions
A
A
(2)
=25° C, V
=-40 to +85° C, V
DD
, T
DD
STAB
=4.5 to 5.5 V
A
=5 V
=25° C, V
is required to reach ACC
Figure 11 on page
DD
A
=25° C,
=4.5 to 5.5 V
DD
DD
=5 V
A
=5 V
= -40 to +85° C) @ V
34.
Min
2.4
2.4
3.3
PLL
-2
Min
accuracy.
-1
-5
(3)
Typ
60
970
125
600
0.1
0.1
1000
Typ
760
1
1
2
4
(3)
(6)
(5)
(5)
(3)
(6)
(3)
5.5
3.3
5.5
Max
DD
+2
10
Max
+1
+2
ST7DALIF2
(2)
(3)
= 4.5 to
cycles
(f
clock
input
Unit
PLL
PLL
MHz
Unit
kHz
V
ms
ms
μA
μA
μs
µs
%
%
%
%
%
%
)