UPSD3454E-40T6 STMicroelectronics, UPSD3454E-40T6 Datasheet - Page 25
UPSD3454E-40T6
Manufacturer Part Number
UPSD3454E-40T6
Description
MCU 8BIT 8032 256K FLASH 52-TQFP
Manufacturer
STMicroelectronics
Series
µPSDr
Datasheet
1.UPSD3422EV-40U6.pdf
(300 pages)
Specifications of UPSD3454E-40T6
Core Processor
8032
Core Size
8-Bit
Speed
40MHz
Connectivity
I²C, IrDA, SPI, UART/USART, USB
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
35
Program Memory Size
288KB (288K x 8)
Program Memory Type
FLASH
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
52-TQFP, 52-VQFP
For Use With
497-5518 - EVAL BOARD RFID READER
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPSD3454E-40T6
Manufacturer:
STMicroelectronics
Quantity:
10 000
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UPSD3422, UPSD3433, UPSD3434, UPSD3454
Table 2.
Port pin
AV
PSEN
P3.1
P3.2
P3.3
P3.4
P3.5
P3.6
P3.7
P4.0
P4.1
P4.2
P4.3
P4.4
P4.5
P4.6
P4.7
WR
RD
REF
T2X TCM1
Pin definitions (continued)
PCACLK0
PCACLK1
SPIRXD
SPICLK
SPITXD
EXINT0
SPISEL
Signal
TCM0
RXD1
TCM2
TCM3
TCM4
name
TXD0
TXD1
TGO
INT1
SDA
SCL
C0
C1
T2
80-pin
No.
77
79
40
42
44
46
33
31
30
27
25
23
19
18
70
65
62
63
2
52-pin
No.
N/A
N/A
N/A
N/A
24
25
26
27
28
29
30
22
21
20
18
17
16
15
14
(1)
In/out
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
I
General I/O port pin
General I/O port pin
General I/O port pin
General I/O port pin Counter 0 input (C0)
General I/O port pin Counter 1 input (C1)
General I/O port pin
General I/O port pin
General I/O port pin
General I/O port pin PCA0-TCM1
General I/O port pin PCA0-TCM2
General I/O port pin PCACLK0
General I/O port pin
General I/O port pin PCA1-TCM4
General I/O port pin PCA1-TCM5
General I/O port pin PCACLK1
Reference Voltage
input for ADC.
Connect AV
V
used.
READ signal,
external bus
WRITE signal,
external bus
PSEN signal,
external bus
CC
if the ADC is not
Basic
REF
to
UART0 Transmit
(TxD0)
Interrupt 0 input
(EXTINT0)/Timer 0
gate control (TG0)
Interrupt 1 input
(EXTINT1)/Timer 1
gate control (TG1)
I
(I
I
(I
Program counter
array0 PCA0-TCM0
Program counter
Array1 PCA1-TCM3
2
2
2
2
C bus serial data
C bus clock
CSDA)
CSCL)
Alternate 1
Function
Timer 2 count input
(T2)
Timer 2 trigger input
(T2X)
UART1 or IrDA
Receive (RxD1)
UART1 or IrDA
Transmit (TxD1)
SPI clock out
(SPICLK)
SPI Receive
(SPIRxD)
SPI Transmit
(SPITxD)
SPI Slave Select
(SPISEL)
Pin descriptions
Alternate 2
25/300
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