ST72F324BJ STMICROELECTRONICS [STMicroelectronics], ST72F324BJ Datasheet - Page 148

• Manufacturer Part Number: ST72F324BJ
• Description: 8-bit MCU, 3.8 to 5.5 V operating range with 8 to 32 Kbyte Flash/ROM, 10-bit ADC, 4 timers, SPI, SCI
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Electrical characteristics
12.7
12.7.1
12.7.2
148/188
which is integrated over several CPU cycles. Therefore the longer the period of the
application signal, the less it will be impacted by the PLL jitter.
Figure 69
2 MHz. At frequencies of less than 125 kHz, the jitter is negligible.
Figure 69. Integrated PLL jitter vs signal frequency
1. Measurement conditions: f
Memory characteristics
RAM and hardware registers
Table 99.
1. Minimum V
Flash memory
Table 100. Dual voltage HDFlash memory
Symbol
Symbol
f
t
t
V
hardware registers (only in Halt mode). Not tested in production.
V
CPU
I
I
VPP
RET
DD
PP
PP
RM
shows the PLL jitter integrated on application signals in the range 125 kHz to
Operating frequency
Programming voltage
Supply current
V
Internal V
Data retention
Data retention mode
PP
DD
RAM and hardware registers
current
supply voltage without losing data stored in RAM (in Halt mode or under reset) or in
Parameter
PP
Parameter
(3)
stabilization time
(3)
CPU
+/-Jitter (%)
= 8 MHz
1.2
0.8
0.6
0.4
0.2
1
0
(1)
(2)
4 MHz
2 MHz
Halt mode (or reset)
Application Frequency
Read mode
Write/Erase mode
4.5V < V
Write/Erase
Read (V
Write/Erase
1 MHz 500 kHz 250 kHz 125 kHz
Conditions
Conditions
T
T
T
A
A
A
PP
=
=
DD
=85°C
105°C
125°C
= 12V)
< 5.5V
(1)
Max
Typ
Min
Min
1.6
11.4
40
25
10
0
1
(1)
Typ
Typ
<10
10
Max
Max
12.6
200
30
8
8
ST72324B
(1)
years
MHz
Unit
Unit
mA
µA
µA
µs
V
V