ST72321AR7 STMicroelectronics, ST72321AR7 Datasheet - Page 149

• Manufacturer Part Number: ST72321AR7
• Description: 8-BIT MCU WITH NESTED INTERRUPTS, FLASH,10-BIT ADC, FIVE TIMERS, SPI, SCI, I2C INTERFACE
• Manufacturer: STMicroelectronics

Specifications of ST72321AR7

• Hdflash Endurance: 100 cycles, data retention
• Clock Sources: crystal/ceramic resonator oscillators, internal RC oscillator, clock security system 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

CLOCK AND TIMING CHARACTERISTICS (Cont’d)
Notes:
1. Resonator characteristics given by the ceramic resonator manufacturer.
2. SMD = [-R0: Plastic tape package (
3. LP mode is not recommended for 2 MHz resonator because the peak to peak amplitude is too small (>0.8V)
For more information on these resonators, please consult www.murata.com
Supplier
LEAD = [-A0: Flat pack package (Radial taping Ho= 18mm), -B0: Bulk]
(MHz)
f
OSC
16
2
4
8
∅
=180mm), -B0: Bulk]
CSTCC2M00G56A-R0
CSTCR4M00G55B-R0
CSTCE8M00G55A-R0
CSTCE16M0G53A-R0
Reference
Typical Ceramic Resonators
2)
ST72321Rx ST72321ARx ST72321Jx
1)
Recommended OSCRANGE
Option bit configuration
MP Mode
MS Mode
HS Mode
HS Mode
3)
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