ST72F621L4M1 STMicroelectronics, ST72F621L4M1 Datasheet - Page 9

• Manufacturer Part Number: ST72F621L4M1
• Description: IC MCU 8BIT LS 16K 34-SOIC
• Manufacturer: STMicroelectronics
• Series: ST7r

Specifications of ST72F621L4M1

• Core Processor: ST7
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI, SPI, USB
• Peripherals: DMA, LVD, POR, PWM, WDT
• Number Of I /o: 23
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 34-SOIC (7.5mm Width)
• Processor Series: ST72F6x
• Core: ST7
• Data Bus Width: 8 bit
• Data Ram Size: 768 B
• Interface Type: SCI, SPI, USB
• Maximum Clock Frequency: 12 MHz
• Number Of Programmable I/os: 23
• Number Of Timers: 2
• Operating Supply Voltage: 4 V to 5.5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• On-chip Adc: 10 bit
• For Use With: 497-5046 - KIT TOOL FOR ST7/UPSD/STR7 MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: In Transition
• Other names: 497-2112-5

18 22 9
19 23 10 9 15 20
20 24 11 10 16 1 PB4/ARTIC1/IT5
21 25 12 11 17 2 PB3/ARTCLK
22 26 13 12 18 3 PB2/TDO
23 27 14 13 19 4 PB1/RDI
24 28 15 14 20 5 PB0/MCO
25 29 16 15
26 30 17 16
27 31 18 17
28 32 19 18
29 33 20 19
30 34 21 20 1
31 35 22 21 2
32 36 23 22 3
33 37 30 29 10 15 RESET
34 38 24 23
35 39 25 24 5 10 USBDM
36 40 26 25 6 11 USBDP
37 41 27 26 7 12 USBVCC
38 42 28 27
39
40 1
41 2
42 3
-
Pin n°
-
-
-
-
8 14 19
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
6 PA2/AIN2/IT3
7 PA1/AIN1/IT2
8
-
-
-
-
-
-
-
-
-
-
-
PB6/PWM0/IT7/
ICCDATA
PB5/ARTIC2/IT6/
ICCCLK
PA7/AIN7
PA6/AIN6
PA5/AIN5
PA4/AIN4
PA3/AIN3/IT4
PA0/AIN0/IT1/
USBOE
V
V
Reserved
PD6
PD5
PD4
SSA
DDA
Pin Name
I/O C
I/O C
I/O C
I/O C
I/O C
I/O C
I/O C
I/O C
I/O C
I/O C
I/O C
I/O C
I/O C
I/O C
I/O C
I/O
I/O
I/O
I/O C
I/O C
I/O C
S
S
S
C
Level
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
Doc ID 6996 Rev 5
HS
HS
HS
HS
HS
HS
HS
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
Port / Control
Input
x
x
x
\
/
/
\
\
\
\
x
x
x
x
x
x
x
x
Output
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
Function
USB bidirectional data (data -)
USB bidirectional data (data +)
Port B6
Port B5
Port B4
Port B3
Port B2
Port B1
Port B0
Port A7
Port A6
Port A5
Port A4
Port A3
Port A2
Port A1
Port A0
Top priority non maskable inter-
rupt (active low)
Analog Ground Voltage, must
be connected externally to V
USB power supply 3.3V output
Analog Power Supply Voltage,
must be connected externally to
V
Must be left unconnected.
Port D6
Port D5
Port D4
reset)
DD
(after
Main
.
Alternate Function
ART PWM output 0/
Interrupt 7 input/In-
Circuit Communica-
tion Data
ART Input Capture 2/
Interrupt 6 input/
In-Circuit Communi-
cation Clock
ART Input Capture
1/Interrupt 5 input
ART Clock input
SCI Transmit Data
Output
SCI Receive Data
Input
CPU clock output
ADC Analog Input 7
ADC Analog Input 6
ADC Analog Input 5
ADC Analog Input 4
ADC Analog Input 3/
Interrupt 4 input
ADC Analog Input 2/
Interrupt 3 input
ADC Analog Input 1/
Interrupt 2 input
ADC Analog Input 0/
Interrupt 1 input/
USB Output Enable
1)
ST7262xxx
1)
9/139
SS
.