UPSD3234A-40U6T STMicroelectronics, UPSD3234A-40U6T Datasheet - Page 180

• Manufacturer Part Number: UPSD3234A-40U6T
• Description: IC MCU 8032 64KB FLASH 80TQFP
• Manufacturer: STMicroelectronics
• Series: µPSDr

Specifications of UPSD3234A-40U6T

• Core Processor: 8032
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, UART/USART, USB
• Peripherals: LVR, POR, PWM, WDT
• Number Of I /o: 46
• Program Memory Size: 288KB (288K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 4x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-TQFP, 80-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

DC and AC parameters
180/189
Figure 82. Peripheral I/O Write timing
Table 139. Port A peripheral data mode Write timing (5 V devices)
1. Data stable on Port 0 pins to data on Port A.
Table 140. Port A peripheral data mode Write timing (3 V devices)
1. Data stable on Port 0 pins to data on Port A.
Figure 83. Reset (RESET) timing
t
t
t
t
t
t
Symbol
WHQZ–PA
Symbol
WHQZ–PA
WLQV–PA
WLQV–PA
DVQV–PA
DVQV–PA
V
RESET
CC
WR to Data Propagation Delay
Data to Port A Data Propagation Delay
WR Invalid to Port A Tri-state
WR to data propagation delay
Data to Port A data propagation delay
WR invalid to Port A tri-state
A / D BUS
ALE
WR
Power-On Reset
V
t NLNH-PO
CC
(min)
Parameter
Parameter
ADDRESS
UPSD3234A, UPSD3234BV, UPSD3233B, UPSD3233BV
t OPR
tWLQV
(PA)
Conditions
Conditions
(Note 1)
(Note 1)
tDVQV (PA)
DATA OUT
DATA OUT
PORT A
Warm Reset
t NLNH-A
t NLNH
Min.
Min.
tWHQZ (PA)
t OPR
Max.
Max.
AI06611
AI02866b
25
22
20
42
38
33
Unit
Unit
ns
ns
ns
ns
ns
ns