SH7052 datasheet(759/919 Pages) RENESAS

759 / 919 page

733

20.11.6

Status Read Mode

1. Status read mode is provided to identify the kind of abnormal end. Use this mode when an

abnormal end occurs in auto-program mode or auto-erase mode.

2. The return code is retained until a command write other than a status read mode command

write is executed.

Table 20.20 AC Characteristics in Status Read Mode (Conditions: V

CC = 3.3 V ±0.3 V,

SS = 0 V, Ta = 25°C ±5°C)

Item

Symbol

Min

Max

Unit

Notes

Read time after command write

nxtc

µs

CE hold time

ceh

0ns

CE setup time

ces

0ns

Data hold time

Data setup time

Write pulse width

wep

OE output delay time

150

Disable delay time

100

CE output delay time

150

WE rise time

WE fall time

A18 to A0

I/O7 to I/O0

twep

toe

tdf

tds

tdh

tces

tceh

tce

tceh

tnxtc

tces

H'71

;;;;

twep

H'71

Note: I/O2 and I/O3 are undefined.

Figure 20.27 Status Read Mode Timing Waveforms

SH7052 Datasheet(PDF) 759 Page - Renesas Technology Corp

SH7052 Datasheet(HTML) 759 Page - Renesas Technology Corp

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL