ST72F264G2B6 STMicroelectronics, ST72F264G2B6 Datasheet - Page 42

• Manufacturer Part Number: ST72F264G2B6
• Description: MCU 8-BIT 8K FLASH 32-SDIP
• Manufacturer: STMicroelectronics
• Series: ST7r

Specifications of ST72F264G2B6

• Mfg Application Notes: ST7 Checksum Capability, AN1070 App Note
• Core Processor: ST7
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, SCI, SPI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 22
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 6x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-SDIP (0.400", 10.16mm)
• Processor Series: ST72F2x
• Core: ST7
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: I2C, SCI, SPI
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 22
• Number Of Timers: 3
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• Development Tools By Supplier: ST7F264-IND/USB, ST72F34X-SK/RAIS, ST7MDT10-DVP3, ST7MDT10-EMU3, STX-RLINK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 6 Channel
• For Use With: 497-6423 - BOARD EVAL BASED ON ST72264G1497-5046 - KIT TOOL FOR ST7/UPSD/STR7 MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details
• Other names: 497-5570

ST72260Gx, ST72262Gx, ST72264Gx
I/O PORTS (Cont’d)
9.7 DEVICE-SPECIFIC I/O PORT CONFIGURATION
The I/O port register configurations are summa-
rised as follows.
Interrupt Ports
PA7, PA5, PA3:0, PB7:0, PC5:0 (with pull-up)
Table 9. Port Configuration
42/172
floating input
pull-up interrupt input
open drain output
push-pull output
Port C
Port A
Port B
Port
PA7
PA6
PA5
PA4
PA3:0
PB7:0
PC5:0
Pin Name
MODE
OR = 0
floating
floating
floating
floating
floating
floating
floating
Input (DDR = 0)
DDR
0
0
1
1
floating interrupt
floating interrupt
pull-up interrupt
pull-up interrupt
pull-up interrupt
pull-up interrupt
pull-up interrupt
OR
OR = 1
0
1
0
1
True Open Drain Interrupt Ports
PA6, PA4 (without pull-up)
floating input
floating interrupt input
open drain (high sink ports)
open drain
open drain
open drain
open drain
open drain
OR = 0
true open-drain
true open-drain
MODE
Output (DDR = 1)
push-pull
push-pull
push-pull
push-pull
push-pull
OR = 1
DDR
0
0
1
High-Sink
Yes
No
OR
X
0
1