ST72F324BK4T3 STMicroelectronics, ST72F324BK4T3 Datasheet - Page 153

• Manufacturer Part Number: ST72F324BK4T3
• Description: IC MCU 8BIT 16K FLASH 32-TQFP
• Manufacturer: STMicroelectronics
• Series: ST7r

Specifications of ST72F324BK4T3

• Core Processor: ST7
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI, SPI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 24
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 3.8 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 32-TQFP, 32-VQFP
• Processor Series: ST72F3x
• Core: ST7
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Interface Type: SCI, SPI
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: ST7232X-EVAL, ST7MDT20-DVP3, ST7MDT20J-EMU3, STX-RLINK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 12 Channel
• A/d Bit Size: 10 bit
• A/d Channels Available: 12
• Height: 1.4 mm
• Length: 7 mm
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 3.8 V
• Width: 7 mm
• For Use With: 497-6421 - BOARD EVAL DGTL BATT CHGR DESIGN497-5046 - 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: 497-8241; ST72F324BK4T3

ST72324B-Auto
12.6
12.6.1
12.6.2
Clock and timing characteristics
Subject to general operating conditions for V
General timings
Table 93.
1. Data based on typical application software.
2. Time measured between interrupt event and interrupt vector fetch.
External clock source
Table 94.
1. Data based on design simulation and/or technology characteristics, not tested in production.
Figure 63. Typical application with an external clock source
Symbol
t
t
Symbol
w(OSC1H)
t
V
w(OSC1L)
V
t
t
c(INST)
r(OSC1)
f(OSC1)
t
OSC1H
OSC1L
v(IT)
needed to finish the current instruction execution.
I
lkg
Instruction cycle time
Interrupt reaction time t
V
V
OSC1 input pin high level voltage
OSC1 input pin low level voltage
OSC1 high or low time
OSC1 rise or fall time
OSC1 input leakage current
OSC1H
OSC1L
General timings
External clock source
External
clock source
t
r(OSC1)
Parameter
Parameter
(1)
v(IT)
Doc ID13466 Rev 4
(1)
t
f(OSC1)
= t
OSC2
OSC1
90%
c(INST)
10%
+ 10
DD
, f
See
V
t
Not connected internally
(2)
w(OSC1H)
CPU
SS
Conditions
< V
f
f
Figure 63.
CPU
CPU
Conditions
, and T
IN
I
lkg
= 8 MHz
= 8 MHz
<V

t
t
c(INST)
w(OSC1L)
A
DD
.
f
OSC
is the number of t
V
Electrical characteristics
Min
V
ST72XXX
DD
1.25
Min
250
5
SS
10
2
-1
Typ
Typ
375
3
(1)
CPU
V
1500
Max
2.75
Max
V
12
22
SS
±1
15
cycles
DD
+1
153/198
Unit
t
t
CPU
CPU
Unit
ns
µs
µA
ns
V