ST72F321AR9TA STMicroelectronics, ST72F321AR9TA Datasheet - Page 152

• Manufacturer Part Number: ST72F321AR9TA
• Description: IC MCU 8BIT 60KB FLASH 64-TQFP
• Manufacturer: STMicroelectronics
• Series: ST7r

Specifications of ST72F321AR9TA

• 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: 60KB (60K x 8)
• Program Memory Type: FLASH
• Ram Size: 2K 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

ST72321Rx ST72321ARx ST72321Jx
12.6 MEMORY CHARACTERISTICS
12.6.1 RAM and Hardware Registers
12.6.2 FLASH Memory
Notes:
1. Minimum V
isters (only in HALT mode). Not tested in production.
2. Data based on characterization results, not tested in production.
3. V
4. Data based on simulation results, not tested in production.
Warning: Do not connect 12V to V
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DUAL VOLTAGE HDFLASH MEMORY
Symbol
Symbol
T
T
N
ERASE
f
V
t
t
V
PROG
PP
CPU
I
I
VPP
RET
DD
PP
RM
RW
PP
must be applied only during the programming or erasing operation and not permanently for reliability reasons.
Data retention mode
Operating frequency
Programming voltage
Supply current
V
Internal V
Data retention
Write erase cycles
Programming or erasing tempera-
ture range
DD
PP
supply voltage without losing data stored in RAM (in HALT mode or under RESET) or in hardware reg-
current
PP
4)
Parameter
Parameter
stabilization time
4)
1)
PP
3)
before V
DD
is powered on, as this may damage the device.
HALT mode (or RESET)
Read mode
Write / Erase mode
4.5V
RUN mode (f
Write / Erase
Power down mode / HALT
Read (V
Write / Erase
T
T
T
T
T
A
A
A
A
A
=85°C
=
=
= 55°C
= 85°C
105°C
125°C
≤
Conditions
Conditions
V
PP
DD
=12V)
≤
CPU
5.5V
= 4MHz)
Min
1000
11.4
Min
100
1.6
-40
40
15
0
1
7
2)
Typ
Typ
10
25
0
1
Max
Max
12.6
200
10
30
85
8
8
3
2)
cycles
cycles
years
MHz
Unit
Unit
mA
mA
µA
µs
°C
V
V