UPSD3234A-40U6T STMicroelectronics, UPSD3234A-40U6T Datasheet - Page 157

• 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: -

UPSD3234A, UPSD3234BV, UPSD3233B, UPSD3233BV
Table 108. PSD module example, typ. power calculation at V
I
I
This is the operating power with no Flash memory Erase or Program cycles in progress. Calculation
is based on all I/O pins being disconnected and I
CC
CC
total
total
off) (continued)
= I
%pwrdown
I
I
I
= 20mA x 40% + 28.45mA x 40% + 250µA x 60%
CC
PD
CC
CC
(pwrdown)
(MCUactive)
(PSDactive)
(MCUactive) x %MCUactive + I
Calculation (using typical values)
Conditions
OUT
CC
= 0mA.
= 20mA
= 250µA
= I
= %flash x 2.5mA/MHz x Freq ALE
= 0.8 x 2.5mA/MHz x 2MHz + 0.15 x
1.5mA/MHz x 2MHz + 24mA
= (4 + 0.45 + 24) mA
= 28.45mA
= 8mA + 11.38mA + 150µA
= 19.53mA
(PSDactive) x %PSDactive + I
CC
(ac) + I
CC
+ %SRAM x 1.5mA/MHz x Freq
ALE
+ % PLD x (from graph using
Freq PLD)
(dc)
CC
= 5.0 V (Turbo mode
AC/DC parameters
PD
(pwrdown) x
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