FT121Q-R datasheet(41/46 Pages) FTDI

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FT121Q-R Datasheet(PDF) 41 Page - Future Technology Devices International Ltd.

Part #	FT121Q-R

Description	Enhanced USB Device Controller with SPI Slave IC

PDF	46 Pages

Scroll/Zoom	100%

Manufacturer	FTDI [Future Technology Devices International Ltd.]

Direct Link	http://www.ftdichip.com

Logo

41 / 46 page

Document No.: FT_000648

FT121 ENHANCED USB DEVICE CONTROLLER WITH SPI SLAVE IC

Datasheet Version 1.2

Clearance No.: FTDI#

312

9.4 QFN-16 Package Markings

Figure 9-4 QFN-16 Package Markings

The date code format is YYWW where WW = 2 digit week number, YY = 2 digit year number.

9.5 Solder Reflow Profile

The FT121 is supplied in Pb free TSSOP-16 and QFN-16 packages. The recommended solder reflow profile

for both package options is shown in Figure 9-5.

Figure 9-5 FT121 Solder Reflow Profile

Critical Zone: when

T is in the range

T to T

Time, t (seconds)

T = 25º C to T

Preheat

Ramp Up

Ramp

Down

T Max

T Min

Line 1 – FTDI Logo

Line 2 – Date Code, Revision

Line 3 – FTDI Part Number

FT121Q

YYWW-B

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