GMS81C1404 查看數據表（PDF） - Hynix Semiconductor

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GMS81C1404

CMOS SINGLE-CHIP 8-BIT MICROCONTROLLER

Hynix Semiconductor 

GMS81C1404/GMS81C1408

8.5 AC Characteristics

(TA=-20~+85°C, VDD=5V±10%, VSS=0V)

Parameter

Operating Frequency

External Clock Pulse Width

External Clock Transition Time

Oscillation Stabilizing Time

External Input Pulse Width

RESET Input Width

Symbol

fCP

tCPW

tRCP,tFCP

tST

tEPW

tRST

Pins

XIN

XIN

XIN

XIN, XOUT

INT0, INT1, INT2, INT3

EC0, EC1

RESET

Specifications

Min.

Typ.

Max.

1

-

8

80

-

-

-

-

20

-

-

20

2

-

-

8

-

-

Unit

MHz

nS

nS

mS

tSYS

tSYS

XIN

RESET

INT0, INT1

INT2, INT3

EC0, EC1

1/fCP

tSYS

tCPW

tCPW

tRCP

tFCP

0.5V

VDD-0.5V

tRST

0.2VDD

tEPW

tEPW

0.2VDD

0.8VDD

Figure 8-1 Timing Chart

June. 2001 Ver 1.2

19

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