T83C51SND1-ROTIL datasheet(34/60 Pages) ATMEL

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T8xC51SND1

Rev. D – 15-Nov-01

11. DC Characteristics

11.1 DC Characteristics - Digital Logic

Table 39. Digital DC Characteristics

VDD= 2.7 to 3.3 V, TA= -40 to +85

°C

Notes:

1. Typical values are obtained using V

DD= 3 V and TA= 25°C. They are not tested and

there is no guarantee on these values.

Symbol

Parameter

Min

Typ

Max

Units

Test Conditions

Input Low Voltage

-0.5

0.2·V

DD -0.1

VIH1

Input High Voltage (except

RST)

0.2·VDD +0.9

VDD

IH2

Input High Voltage (RST)

0.7·V

DD +0.5

OL1

Output Low Voltage

(except P0, ALE, MCMD,

MDAT, MCLK, SCLK, DCLK,

DSEL, DOUT)

0.45

OL= 1.6 mA

OL2

Output Low Voltage

(P0, ALE, MCMD, MDAT,

MCLK, SCLK, DCLK, DSEL,

DOUT)

0.45

OL= 3.2 mA

OH1

Output High Voltage

(P1, P2, P3, P4 and P5)

DD -0.7

OH= -30 µA

VOH2

Output High Voltage

(P0, P2 address mode, ALE,

MCMD, MDAT, MCLK,

SCLK, DCLK, DSEL, DOUT)

VDD -0.7

IOH= -3.2 mA

Logical 0 Input Current (P1,

P2, P3, P4 and P5)

-50

µA Vin = 0.45 V

Input Leakage Current (P0,

ALE, MCMD, MDAT, MCLK,

SCLK, DCLK, DSEL, DOUT)

µA 0.45 < V

IN < VDD

Logical 1 to 0 Transition

Current

(P1, P2, P3, P4 and P5)

-650

µA Vin = 2.0 V

RST

Pull-Down Resistor

200

Ω

Pin Capacitance

A= 25°C

RET

DD Data Retention Limit

1.8

IDD

Operating Current

TBD

12 MHz, V

DD < 3.3 V

16 MHz, VDD < 3.3 V

20 MHz, V

DD < 3.3 V

Idle Mode Current

TBD

12 MHz, V

DD < 3.3 V

16 MHz, V

DD < 3.3 V

20 MHz, VDD < 3.3 V

IPD

Power-Down Current

TBD

µAV

RET < VDD < 3.3 V

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