ST72F321BAR7T6 STMicroelectronics, ST72F321BAR7T6 Datasheet - Page 147

• Manufacturer Part Number: ST72F321BAR7T6
• Description: IC MCU 8BIT 48KB FLASH 64-LQFP
• Manufacturer: STMicroelectronics
• Series: ST7r

Specifications of ST72F321BAR7T6

• Core Processor: ST7
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: I²C, SCI, SPI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 48
• Program Memory Size: 48KB (48K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 3.8 V ~ 5.5 V
• Data Converters: A/D 16x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-LQFP
• Processor Series: ST72F3x
• Core: ST7
• Data Bus Width: 8 bit
• Data Ram Size: 1.5 KB
• Interface Type: I2C, SCI, SPI
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 48
• Number Of Timers: 2
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: ST7232X-EVAL, ST7232X-SK/RAIS, ST72321B-D/RAIS, ST7MDT20-DVP3, ST7MDT20J-EMU3, ST7MDT20M-EMU3, STX-RLINK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 16 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

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
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