ST72F321AR6T6 STMicroelectronics, ST72F321AR6T6 Datasheet - Page 157

• Manufacturer Part Number: ST72F321AR6T6
• Description: MCU 8BIT 32KB FLASH 64TQFP
• Manufacturer: STMicroelectronics
• Series: ST7r

Specifications of ST72F321AR6T6

• 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: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K 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-TQFP, 64-VQFP
• Processor Series: ST72F3x
• Core: ST7
• Data Bus Width: 8 bit
• Data Ram Size: 1024 B
• Interface Type: I2C, SCI, SPI
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 48
• Number Of Timers: 5
• Operating Supply Voltage: 3.8 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: ST7F521-IND/USB, ST7232X-EVAL, ST7MDT20-DVP3, ST7MDT20J-EMU3, ST7MDT20M-EMU3, STX-RLINK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details
• Other names: 497-4842

I/O PORT PIN CHARACTERISTICS (Cont’d)
12.8.2 Output Driving Current
Subject to general operating conditions for V
Figure 83. Typical V
Figure 84. Typical V
Notes:
1. The I
(I/O ports and control pins) must not exceed I
2. The I
I
IO
Symbol
V
V
(I/O ports and control pins) must not exceed I
OH
OL
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
1.4
1.2
0.8
0.6
0.4
0.2
1)
2)
IO
IO
1
0
1
0
current sourced must always respect the absolute maximum rating specified in
current sunk must always respect the absolute maximum rating specified in
0
0
Output low level voltage for a standard I/O pin
when 8 pins are sunk at same time
(see
Output low level voltage for a high sink I/O pin
when 4 pins are sunk at same time
(see
Output high level voltage for an I/O pin
when 4 pins are sourced at same time
(see
Figure
Figure 84
Figure 85
0.01
0.005
OL
OL
83)
and
and
at V
at V
Iio(A)
Iio(A)
Parameter
Figure
Figure
DD
DD
0.02
=5V (standard)
Ta =14 0°C "
Ta =95 °C
Ta =25 °C
Ta =-45 °C
=5V (high-sink)
0.01
86)
88)
Ta= 140 °C
Ta= 95 °C
Ta= 25 °C
Ta= -45°C
0.03
VSS
VDD
.
0.015
DD
. True open drain I/O pins do not have V
, f
CPU
, and T
Figure 85. Typical V
I
I
I
I
I
I
5.5
4.5
3.5
2.5
IO
IO
IO
IO
IO
IO
A
5
4
3
2
Conditions
ST72321Rx ST72321ARx ST72321Jx
=+5mA
=+2mA
=+20mA,T
=+8mA
=-5mA, T
=-2mA
unless otherwise specified.
-0.01
T
T
-0.008 -0.006 -0.004
A
A
A
A
≤ 85°C
≤ 85°C
≥85°C
≥85°C
Section 12.2.2
OH
Section 12.2.2
V
V
V
at V
DD
DD
DD
Min
OH
-1.4
-1.6
-0.7
DD
.
V dd= 5V 1 40°C m in
V dd= 5v 95°C m in
V dd= 5v 25°C m in
V dd= 5v -4 5°C m in
=5V
-0.002
and the sum of I
Max
1.2
0.5
1.3
1.5
0.6
and the sum of
0
157/193
Unit
V
IO