Rev. B - Jan. 25, 1999

41

Preliminary

TS80C52X2

10.3 DC Parameters for Low Voltage

°Cto+70°C; V

°Cto+85°C; V

Table 23. DC Parameters for Low Voltage

NOTES

1.

2.

3.

4.

due to external bus capacitance discharging into the Port 0 and Port 2 pins when these pins make 1 to 0 transitions during bus operation. In the worst

5.

Typicals are based on a limited number of samples and are not guaranteed. The values listed are at room temperature and 5V.

6.

Port 0: 26 mA

Ports 1, 2 and 3: 15 mA

7.

For other values, please contact your sales office.

Symbol

Parameter

Min

Typ

Max

Unit

Test Conditions

Input Low Voltage

-0.5

V

Input High Voltage except XTAL1, RST

V

Input High Voltage, XTAL1, RST

V

0.45

V

(4)

0.45

V

(4)

Output High Voltage, ports 1, 2, 3

V

Output High Voltage, port 0, ALE, PSEN

V

Logical 0 Input Current ports 1, 2 and 3

-50

µA

Vin = 0.45 V

Input Leakage Current

±10

µA

Logical 1 to 0 Transition Current, ports 1, 2, 3

-650

µA

Vin = 2.0 V

RST Pulldown Resistor

50

200

k

Ω

CIO

Capacitance of I/O Buffer

10

pF

Fc = 1 MHz

°C

Power Down Current

TBD

µA

(3)

Active Mode 16MHz

Idle Mode

16MHz

TBD

TBD

mA

mA

(1)

(2)