UPSD3422E-40T6 STMicroelectronics, UPSD3422E-40T6 Datasheet - Page 24

• Manufacturer Part Number: UPSD3422E-40T6
• Description: MCU 8BIT 8032 64KB FLASH 52TQFP
• Manufacturer: STMicroelectronics
• Series: µPSDr

Specifications of UPSD3422E-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: 80KB (80K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K 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: 497-5577 - BOARD EVAL USB POWER SWITCH497-5518 - EVAL BOARD RFID READER
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Other names: 497-4902

Pin descriptions
Table 2.
24/300
MCUAD0
MCUAD1
MCUAD2
MCUAD3
MCUAD4
MCUAD5
MCUAD6
MCUAD7
Port pin
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
P3.0
T2X ADC1
Pin definitions
T2 ADC0
SPICLK
SPIRxD
SPITXD
SPISEL
Signal
ADC2
ADC3
ADC4
ADC5
ADC6
ADC7
name
RxD1
TXD1
RxD0
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
80-pin
No.
36
37
38
39
41
43
45
47
52
54
56
58
59
60
61
64
75
52-pin
No.
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
34
35
36
37
38
39
40
41
23
(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
I/O
I/O
External bus
multiplexed
address/data bus
A0/D0
Multiplexed
address/data bus
A1/D1
Multiplexed
address/data bus
A2/D2
Multiplexed
address/data bus
A3/D3
Multiplexed
address/data bus
A4/D4
Multiplexed
address/data bus
A5/D5
Multiplexed
address/data bus
A6/D6
Multiplexed
address/data bus
A7/D7
General I/O port pin
General I/O port pin
General I/O port pin
General I/O port pin
General I/O port pin
General I/O port pin
General I/O port pin
General I/O port pin
General I/O port pin
Basic
UPSD3422, UPSD3433, UPSD3434, UPSD3454
Timer 2 Count input
(T2)
Timer 2 Trigger input
(T2X)
UART1 or IrDA
Receive (RxD1)
UART or IrDA
Transmit (TxD1)
SPI Clock Out
(SPICLK)
SPI Receive
(SPIRxD)
SPI Transmit
(SPITxD)
SPI Slave Select
(SPISEL)
UART0 Receive
(RxD0)
Alternate 1
Function
ADC Channel 0
input (ADC0)
ADC Channel 1
input (ADC1)
ADC Channel 2
input (ADC2)
ADC Channel 3
input (ADC3)
ADC Channel 4
input (ADC4)
ADC Channel 5
input (ADC5)
ADC Channel 6
input (ADC6)
ADC Channel 7
input (ADC7)
Alternate 2