FT221XS-R datasheet(18/45 Pages) FTDI

Part #	FT221XS-R

Description	Future Technology Devices International Ltd.

PDF	45 Pages

Scroll/Zoom	100%

Manufacturer	FTDI [Future Technology Devices International Ltd.]

Direct Link	http://www.ftdichip.com

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FT221X USB 8-BIT SPI/FT1248 IC Datasheet

Version 1.3

Document No.: FT_000630 Clearance No.: FTDI# 263

5.5 FT1248 Timing

Figure 5.4: FT1248 Clock Format CPHA = 1

The timings will vary depending on VCCIO.

Min (ns)

Typical (ns)

Max (ns)

Description

83.33ns

SCLK Period

41.67ns

SCLK HIGH

41.67ns

SCLK LOW

SCLK rising or falling driving edge to

MIOSIO/MSIO

MIOSIO setup time to rising or falling sample

SCLK edge

MIOSIO hold time from rising or falling sample

SCLK edge

SS_n setup time to rising or falling SCLK edge

SS_n hold time from rising or falling sample SCLK

edge

Table 5.3: 1V8 VCCIO timings

Min (ns)

Typical (ns)

Max (ns)

Description

83.33ns

SCLK Period

41.67ns

SCLK HIGH

41.67ns

SCLK LOW

SCLK rising or falling driving edge to

MIOSIO/MSIO

FT221XS-R Datasheet(PDF) 18 Page - Future Technology Devices International Ltd.