ST72C334J2T6 STMicroelectronics, ST72C334J2T6 Datasheet - Page 43
ST72C334J2T6
Manufacturer Part Number
ST72C334J2T6
Description
MCU 8BIT FLASH SPI SCI 44TQFP
Manufacturer
STMicroelectronics
Series
ST7r
Datasheet
1.ST72C124J2T6.pdf
(153 pages)
Specifications of ST72C334J2T6
Core Processor
ST7
Core Size
8-Bit
Speed
16MHz
Connectivity
SCI, SPI
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
32
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
384 x 8
Voltage - Supply (vcc/vdd)
3.2 V ~ 5.5 V
Data Converters
A/D 6x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
44-TQFP, 44-VQFP
Processor Series
ST72C3x
Core
ST7
Data Bus Width
8 bit
Data Ram Size
384 B
Interface Type
SCI, SPI
Maximum Clock Frequency
8 MHz
Number Of Programmable I/os
32
Number Of Timers
4 bit
Operating Supply Voltage
3.2 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Development Tools By Supplier
ST7C334-INDART, ST7MDT2-EPB2/US
Minimum Operating Temperature
- 40 C
On-chip Adc
8 bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-4837
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ST72C334J2T6
Manufacturer:
analogic
Quantity:
3 188
Company:
Part Number:
ST72C334J2T6
Manufacturer:
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Quantity:
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I/O PORTS (Cont’d)
12.4 LOW POWER MODES
Table 8. Port Configuration
WAIT
HALT
Mode
Port A
Port B
Port C
Port D
Port E
Port F
Port
No effect on I/O ports. External interrupts
cause the device to exit from WAIT mode.
No effect on I/O ports. External interrupts
cause the device to exit from HALT mode.
PA7:6
PA5:4
PA3
PA2:0
PB4:3
PB7:5, PB2:0
PC7:4, PC1:0
PC3:2
PD7:0
PE7:4
PF7:6
PF4
PF2
PF1:0
PE1:0
Pin name
Description
floating
floating
floating
floating
floating
floating
floating
floating
floating
floating
floating
floating
floating
floating
OR = 0
floating
Input
floating interrupt
floating interrupt
floating interrupt
pull-up interrupt
pull-up interrupt
pull-up interrupt
OR = 1
pull-up
pull-up
pull-up
pull-up
pull-up
pull-up
pull-up
pull-up
12.5 INTERRUPTS
The external interrupt event generates an interrupt
if the corresponding configuration is selected with
DDR and OR registers and the I-bit in the CC reg-
ister is reset (RIM instruction).
External interrupt on
selected external
event
Interrupt Event
ST72334J/N, ST72314J/N, ST72124J
open drain
open drain
open drain
open drain
open drain
open drain
open drain
open drain
open drain
open drain
open drain
open drain
open drain
open drain
OR = 0
true open-drain
Event
Flag
-
Output
push-pull
push-pull
push-pull
push-pull
push-pull
push-pull
push-pull
push-pull
push-pull
push-pull
push-pull
push-pull
push-pull
push-pull
OR = 1
Control
Enable
DDRx
ORx
Bit
from
Wait
Exit
Yes
High-Sink
Yes
Yes
Yes
Yes
No
No
No
No
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Halt
Exit
Yes