UPSD3422 datasheet(265/293 Pages) STMICROELECTRONICS

265 / 293 page

uPSD34xx

DC and AC parameters

265/293

Note:

Operating current is measured while the uPSD34xx is executing a typical program at

40MHz.

Table 156.

MCU module DC characteristics

Idle Current, Typical

(20% of PLD used; 25°C

operation)

40MHz Crystal divided by

2048 internally.

All interfaces are disabled.

Standby Current, Typical

Power-down Mode

needs reset to exit.

140

120

µA

SRAM Backup Current,

Typical

If external battery is

attached.

0.5

µA

I/O Sink/Source Current,

Ports A, B, C, and D

VOL = 0.45V (max);

VOH = 2.4V (min)

IOL = 8 (max);

IOH = –2 (min)

IOL = 4 (max);

IOH = –1 (min)

I/O Sink/Source Current,

Port 4

VOL = 0.6V (max);

VOH = 2.4V (min)

IOL = 10 (max);

IOH = –10 (min)

IOL = 10 (max);

IOH = –10

(min)

PLD Macrocells

For registered or

combinatorial logic

–

PLD Inputs

Inputs from pins,

feedback,

or MCU addresses

–

PLD Outputs

Output to pins or

internal feedback

–

PLD Propagation Delay,

Typical, Turbo Mode

PLD input to output

Parameter

Test

Conditions/Comments

5.0V Value

3.3V Value

Unit

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VCC,

AVCC

Supply Voltage(1)

3.0

3.6

VIH

High Level Input Voltage

(Ports 0, 1, 3, 4, XTAL1,

RESET)

5V Tolerant - max voltage

5.5V

3.0V < VCC < 3.6V

0.7VCC

5.5(2)

VIL

Low Level Input Voltage

(Ports 0, 1, 3, 4, XTAL1,

RESET)

3.0V < VCC < 3.6V

VSS – 0.5

0.3VCC

VOL1

Output Low Voltage (Port

IOL = 10mA

0.6

VOL2

Output Low Voltage

(Other Ports)

IOL =5mA

0.6

UPSD3422 Datasheet(PDF) 265 Page - STMicroelectronics

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