HT82K96E Просмотр технического описания (PDF) - Holtek Semiconductor

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производитель

HT82K96E

USB Multimedia Keyboard Encoder 8-Bit OTP MCU

Holtek Semiconductor 

HT82K96E

Symbol

Parameter

Test Conditions

VDD

Conditions

IOL4

I/O Port Sink Current for PC0

5V VOL=0.4V

IOH1

I/O Port Source Current for PC0

5V VOH=3.4V

IOH2

I/O Port Source Current for PA, PB,

PC1~PC7, PD

5V

VOH=3.4V

RPH

Pull-high Resistance for PA, PB, PC, PD 5V

¾

RPL

Pull-low Resistance for PA1~PA5

5V

¾

VLVR Low Voltage Reset

¾

¾

VV33O 3.3V Regulator Output

5V IV33O=-5mA

EA/D

A/D Conversion Error

5V Total error

Min. Typ. Max. Unit

10 25 ¾ mA

-8 -16 ¾ mA

-2 -5 ¾ mA

25 50 80 kW

15 30 45 kW

3 3.4 4.0

V

3.0 3.3 3.6

V

¾1

2 LSB

A.C. Characteristics

Ta=25°C

Symbol

Parameter

Test Conditions

VDD

Conditions

Min. Typ. Max. Unit

fSYS

System Clock (Crystal OSC)

5V

¾

6 ¾ 12 MHz

fTIMER Timer I/P Frequency (TMR0/TMR1)

5V

¾

0 ¾ 12 MHz

tWDTOSC Watchdog Oscillator

5V

¾

15 31 70

ms

tWDT1 Watchdog Time-out Period (WDT OSC) 5V Without WDT prescaler 4

8 16

ms

tWDT2 Watchdog Time-out Period (System Clock) ¾ Without WDT prescaler ¾ 1024 ¾ tSYS

tRES

External Reset Low Pulse Width

¾

¾

1 ¾¾

ms

tSST

System Start-up Timer Period

Wake-up from HALT

¾ Power-up, Watchdog

Time-out from normal

¾ 1024 ¾

tSYS

¾ 1024 ¾ tWDTOSC

tINT

Interrupt Pulse Width

¾

¾

1 ¾¾

ms

tADC

A/D Conversion Time

¾

¾

¾ 64 ¾

tA/D

1

Note: tA/D=fA/D , fA/D=A/D clock source frequencies (6MHz, 3MHz, 1.5MHz, 0.75MHz)

Rev. 2.00

5

October 11, 2007

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