DP8496 datasheet(74/92 Pages) NSC

74 / 92 page

70 AC Specifications (Continued)

710 BUFFER MEMORY STATIC RAM WRITE

TLF11212 – 44

Symbol

Parameter

Formula

BCLK e 20 MHz

Units

Min

Max

101

cash

BCLK to Address Strobe High

102

casl

BCLK to Address Strobe Low

103

asw

Address Strobe Width

bcp b 545

104

aswr

Address Strobe to WR Strobe

bch b 518

105

wrw

WR Strobe Width

W a bcp a bcl b 568

106

dswr

Data Setup to WR Strobe

W a bcp a bcl b 15

107

dhwr

Data Hold from WR Strobe

bch b 15

108

adsas

Address Setup to Address Strobe

bcl b 518

109

adswr

Address Setup to WR Strobe

W a 2bcp a bcl b 5

118

1010

adhwr

Address Hold from WR Strobe

bcl b 15

1011

adhas

Address Hold from Address Strobe (16-Bit Mode)

bch b 15

Note 1

While in the 8-bit mode the last waveform is not used While in 16-bit mode the last waveform is used and the previous waveform represents AB3 and AB4

only

Note 2

bcp bcl

bch refer to he BCLK frequency in use

Note 3

If the Wait States field in the Setup 1 register is ‘‘00’’ then W e 0 Otherwise W e bcp

DP8496 Datasheet(PDF) 74 Page - National Semiconductor (TI)

DP8496 Datasheet(HTML) 74 Page - National Semiconductor (TI)

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