UPSD3234A-40U6T STMicroelectronics, UPSD3234A-40U6T Datasheet - Page 166

• 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
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Table 119. DC characteristics (3 V devices)
Symbol
V
V
V
V
V
V
V
V
I
V
V
V
V
RST
I
I
I
OH2
OL1
OL2
LKO
I
I
LVR
FR
LO
TL
IH1
OH
OP
IL1
OL
IL
LI
IH
IL
Input high voltage (Ports 1,
2, 3, 4[Bits 7,6,5,4,3,1,0], A,
B, C, D, XTAL1, RESET)
Input high voltage (Port
4[Bit 2])
Input high voltage (Ports 1,
2, 3, 4[Bits 7,6,5,4,3,1,0],
XTAL1, RESET)
Input low voltage
(Ports A, B, C, D)
Input low voltage
(Port 4[Bit 2])
Output low voltage
(Ports A,B,C,D)
Output low voltage
(Ports 1,2,3,4, WR, RD)
Output low voltage
(Port 0, ALE, PSEN)
Output high voltage
(Ports A,B,C,D)
Output high voltage (Port 0
in ext. Bus mode, ALE,
PSEN)
Low voltage reset
XTAL open bias voltage
(XTAL1, XTAL2)
V
and Program
Logic '0' input current
(Ports 1,2,3,4)
Logic 1-to-0 transition
current (Ports 1,2,3,4)
(RESET)
current (XTAL1)
Reset pin pull-up current
XTAL feedback resistor
Input leakage current
Output leakage current
CC
(min) for Flash Erase
Parameter
UPSD3234A, UPSD3234BV, UPSD3233B, UPSD3233BV
(2.5 V for Port 4[pin 2])
addition to those in
(0 V for Port 4[pin 2])
Test conditions (in
3.0 V < V
3.0 V < V
3.0 V < V
3.0 V < V
3.0 V < V
0.45 < V
V
0.1 V hysteresis
I
XTAL1 = V
SS
I
OH
I
XTAL2 = V
I
I
I
I
I
I
V
V
V
OH
V
V
OH
I
OL
OL
OL
OL
OL
OH
V
Table
I
OL
OL
V
IN
CC
CC
CC
CC
IN
< V
IN
= –800 µA
= 1.6 mA
= 100 µA
= 3.2 mA
= 200 µA
= 3.2 mA
= –20 µA
= –80 µA
= –1 mA
= 0.45 V
= 20 µA
= 4 mA
= 3.5 V
= 3.0 V
= 3.0 V
= 3.0 V
= 3.0 V
OUT
= V
CC
CC
CC
CC
CC
IN
114)
< V
SS
< 3.6 V
< 3.6 V
< 3.6 V
< 3.6 V
< 3.6 V
< V
CC
SS
CC
CC
V
V
0.7V
SS
SS
Min.
–0.5
–25
–10
–20
–10
2.0
2.9
2.4
2.0
2.7
2.3
1.0
1.5
–1
–1
– 0.5
– 0.5
CC
Typ.
0.01
0.15
2.99
2.6
2.5
V
V
Max.
–250
0.45
0.45
0.45
V
–50
–55
–50
0.5
0.5
0.3
0.8
0.8
0.1
0.3
0.3
2.7
2.0
2.2
CC
CC
10
1
CC
+
+
Unit
µA
µA
µA
µA
µA
µA
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V