W78IRD2 datasheet(2/76 Pages) ETC2

2 / 76 page

W78IRD2

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15.

IN-SYSTEM PROGRAMMING (ISP) MODE ............................................................................. 54

16.

H/W REBOOT MODE (BOOT FROM LDROM) ........................................................................ 58

17.

OPTION BITS REGISTER ........................................................................................................ 59

18.

ELECTRICAL CHARACTERISTICS ......................................................................................... 60

18.1

Absolute Maximum Ratings .......................................................................................... 60

18.2

D.C. Characteristics ...................................................................................................... 60

18.3

A.C. Characteristics....................................................................................................... 62

19.

TIMING WAVEFORMS ............................................................................................................. 64

20.

TYPICAL APPLICATION CIRCUITS......................................................................................... 66

20.1

External Program Memory and Crystal ......................................................................... 66

20.2

Expanded External Data Memory and Oscillator .......................................................... 67

21.

PACKAGE DIMENSIONS.......................................................................................................... 68

22.

APPLICATION NOTE................................................................................................................ 70

22.1

In-System Programming (ISP) Software Examples ...................................................... 70

22.2

How to Use Programmable Counter Array.................................................................... 74

23.

REVISION HISTORY................................................................................................................. 75

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