ST7LCRDIE6 datasheet(13/29 Pages) STMICROELECTRONICS

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4.2.3

Current consumption

Table 7 are measured at TA=0 to +70°C, and VDD-VSS=5.5 V unless otherwise specified.

4.2.4

I/O port pin characteristics

Table 8 characteristics are measured at TA=0 to +70°C. Voltages are referred to VSS unless

otherwise specified.

Table 6.

Current injection on I/O port and control pins

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

IINJ+

Total positive injected

current(1)

For SmartCard I/Os, VCRDVCC has to be considered.

VEXTERNAL > VDD (standard I/Os)

VEXTERNAL > VCRDVCC (smartcard

I/Os)

IINJ-

Total negative

injected current

VEXTERNAL < VSS

Digital pins

Analog pins

Table 7.

Current consumption(1)

All I/O pins are in input mode with a static value at VDD or VSS. Clock input (OSCIN) is driven by external

square wave.

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

IDD

Supply current in Run mode(2)

CPU running with memory access, all I/O pins in input mode with a static value at VDD or VSS; clock input

(OSCIN) driven by external square wave.

fOSC = 4 MHz

Supply current in suspend

mode

External ILOAD = 0 mA

(USB transceiver

enabled)

500

µA

Supply current in Halt mode

External ILOAD = 0 mA

(USB transceiver

disabled)

100

Table 8.

I/O port pins characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

VIL

Input low level voltage

VDD = 5 V

0.3VDD

VIH

Input high level voltage

VDD = 5 V

0.7VDD

VHYS

Schmidt trigger voltage hysteresis(1)

400

VOL

Output low level voltage for Standard I/O

port pins

I=-5mA

1.3

I=-2mA

0.4

VOH

Output high level voltage

I=3mA

VDD-

0.8

Input leakage current

VSS<VPIN<

VDD

1µA

RPU

Pull-up equivalent resistor

170

Ω

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