MB91F464HB datasheet(3/105 Pages) CYPRESS

3 / 105 page

Document Number: 002-04621 Rev. *A

Page 3 of 105

MB91460H Series

Contents

Product Lineup ................................................................. 4

Pin Assignment ................................................................ 6

MB91F464HB with MD_3=1 ........................................ 6

MB91F46HB with MD_3=0 .......................................... 7

Pin Description ................................................................. 8

MB91F464HB with MD_3=1 ........................................ 8

MB91F464HB with MD_3=0 ...................................... 13

I/O Circuit Types ............................................................. 18

Handling Devices ............................................................ 24

Preventing Latch-up .................................................. 24

Handling of unused input pins ................................... 24

Power supply pins ..................................................... 24

Crystal oscillator circuit .............................................. 24

Notes on using external clock ................................... 24

Mode pins (MD_x) ..................................................... 25

Notes on operating in PLL clock mode ...................... 25

Pull-up control ........................................................... 25

Notes on Debugger ........................................................ 26

Execution of the RETI Command .............................. 26

Break function ........................................................... 26

Operand break .......................................................... 26

Notes on PS register ................................................. 26

Block Diagram ................................................................ 27

MB91F464HB with MD_3=1 ...................................... 27

MB91F464HB with MD_3=0 ...................................... 28

CPU and Control Unit ..................................................... 29

Features .................................................................... 29

Internal architecture ................................................... 29

Programming model .................................................. 30

Registers ................................................................... 31

Embedded Program/data Memory (Flash) ................... 34

Flash features ............................................................ 34

Operation modes: ...................................................... 34

Flash access in CPU mode ....................................... 35

Parallel Flash programming mode ............................ 38

Poweron Sequence in parallel programming mode .. 39

Flash Security ............................................................ 40

Memory Space ................................................................ 42

Memory Maps .................................................................. 43

MB91F464HB ............................................................ 43

I/O Map ............................................................................. 44

MB91F464HB ............................................................ 44

Flash memory and external bus area ........................ 64

Interrupt Vector Table .................................................... 66

Recommended Settings ................................................. 71

PLL and Clockgear settings ...................................... 71

Clock Modulator settings ........................................... 72

Electrical Characteristics ............................................... 77

Absolute maximum ratings ........................................ 77

Recommended operating conditions ......................... 79

DC characteristics ..................................................... 80

A/D converter characteristics .................................... 83

Alarm comparator characteristics .............................. 87

FLASH memory program/erase characteristics ........ 88

AC characteristics ..................................................... 89

Ordering Information .................................................... 101

Package Dimension ...................................................... 102

Revision History ........................................................... 103

Major Changes .............................................................. 103

Document History ......................................................... 104

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