ST72334N4 STMicroelectronics, ST72334N4 Datasheet - Page 121

• Manufacturer Part Number: ST72334N4
• Description: 8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY,ADC, 16-BIT TIMERS, SPI, SCI INTERFACES
• Manufacturer: STMicroelectronics

Specifications of ST72334N4

• Clock Sources: crystal/ceramic resonator oscillators or RC oscillators, external clock, backup Clock Security System
• 4 Power Saving Modes: Halt, Active-Halt, Wait and Slow
• Two 16-bit Timers With: 2 input captures (only one on timer A), 2 output compares (only one on timer A), External clock input on timer A, PWM and Pulse generator modes

CLOCK CHARACTERISTICS (Cont’d)
16.5.5 Clock Security System (CSS)
Figure 73. Typical Safe Oscillator Frequencies
Note:
1. Data based on characterization results, tested in production between 90KHz and 600KHz.
2. Filtered glitch on the f
f
f
SFOSC
GFOSC
Symbol
fosc [kHz]
400
350
300
250
200
3.2
Safe Oscillator Frequency
Glitch Filtered Frequency
-40°C
+25°C
OSC
Parameter
VDD [V]
signal. See functional description in
+85°C
+125°C
2)
1)
5.5
T
T
A
A
25°C, V
25°C, V
Conditions
DD
DD
Section 9.4 on page 31
5.0V
3.4V
ST72334J/N, ST72314J/N, ST72124J
Min
250
190
for more details.
Typ
340
260
30
Max
550
450
121/153
MHz
Unit
kHz