STR911FAM42 datasheet(72/99 Pages) STMICROELECTRONICS

Part #	STR911FAM42

Description	ARM966E-S??16/32-Bit Flash MCU with Ethernet, USB, CAN, AC motor control, 4 timers, ADC, RTC, DMA

PDF	99 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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72 / 99 page

Electrical characteristics

STR91xFAx32 STR91xFAx42 STR91xFAx44

72/99

7.10

I/O characteristics

VDDQ = 2.7 - 3.6V, VDD = 1.65 - 2V, TA = -40 / 85 °C unless otherwise specified.

Table 30.

I/O characteristics

Symbol

Parameter

Test conditions

Value

Unit

Min

Typ

Max

VIH

Input High Level

General inputs(1)

2.0

(2)

RESET and TCK inputs(1)

0.8VDDQ

TAMPER_IN input(3)

VDDQ/2

VIL

Input Low Level

General inputs(1)

0.8

RESET and TCK inputs(1)

0.2VDDQ

TAMPER_IN input(3)

VDDQ/2

VHYS

Input Hysteresis

Schmitt Trigger

General inputs(4)

0.4

VOH

Output High Level

High current pins

I/O ports 3 and 6:

Push-Pull, IOH = 8mA

VDDQ-0.7

Output High Level

Standard current pins

I/O ports 0,1,2,4,5,7,8,9:

Push-Pull, IOH = 4mA

VDDQ-0.7

Output High Level

JTAG JTDO pin

IOH= -100 µA

VDDQ-0.1

VOL

Output Low Level

High current pins

I/O ports 3 and 6:

Push-Pull, IOL = 8mA

0.4

Output Low Level

Standard current pins

I/O ports 0,1,2,4,5,7,8,9:

Push-Pull, IOL = 4mA

0.4

Output Low Level

JTAG JTDO pin

IOL=100 µA

0.1

Guaranteed by characterization, not tested in production.

Input pins are 5V tolerant, max input voltage is 5.5V

Guaranteed by design, not tested in production.

TAMPER_IN pin has no built-in hysteresis

STR911FAM42 Datasheet(PDF) 72 Page - STMicroelectronics

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