ST72321BJ6 STMicroelectronics, ST72321BJ6 Datasheet - Page 147
![no-image](/images/manufacturer_photos/0/6/637/stmicroelectronics_sml.jpg)
ST72321BJ6
Manufacturer Part Number
ST72321BJ6
Description
8-BIT MCU WITH 32 TO 60K FLASH/ROM, ADC, FIVE TIMERS, SPI, SCI, I2C INTERFACE
Manufacturer
STMicroelectronics
Datasheet
1.ST72321BJ6.pdf
(187 pages)
Specifications of ST72321BJ6
Hdflash Endurance
100 cycles, data retention
Clock Sources
crystal/ceramic resonator oscillators, internal RC oscillator and bypass for external clock
Four Power Saving Modes
Halt, Active-Halt, Wait and Slow
Main Clock Controller With
Real time base, Beep and Clock-out capabilities
Two 16-bit Timers With
2 input captures, 2 output compares, external clock input on one timer, PWM and pulse generator modes
8-bit Pwm Auto-reload Timer With
2 input captures, 4 PWM outputs, output compare and time base interrupt, external clock with event detector
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Figure 74. Typical Application with a Crystal or Ceramic Resonator
Figure 75
1
WHEN RESONATOR WITH
INTEGRATED CAPACITORS
WHEN RESONATOR WITH
INTEGRATED CAPACITORS
.
Application with a Crystal or Ceramic Resonator for ROM (LQFP64 or any 48/60K ROM)
C
C
L2
L2
C
C
L1
L1
RESONATOR
RESONATOR
ST72321BRx, ST72321BARx ST72321BJx, ST72321BKx
OSC2
OSC1
OSC1
OSC2
R
F
V
Ref
DD
R
/2
F
i
AMPLIFIER
2
LINEAR
i
2
f
OSC
FEEDBACK
LOOP
POWER DOWN
ST72XXX
ST72XXX
f
OSC
LOGIC
147/187
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