FT220X Datasheet, PDF (9/46 Pages) Future Technology Devices International Ltd. – FT220X USB 4-BIT SPI/FT1248 IC Datasheet Version 1.3

FT220X USB 4-BIT SPI/FT1248 IC Datasheet
Version 1.3
Document No.: FT_000629 Clearance No.: FTDI# 262
3.2 16-LD SSOP Package
10 _3V3OUT
9
8
USBDM
USBDP
11 _RESET#
MIOSI0
MIOSI1
MIOSI2
MIOSI3
1
4
2
6
CLK
CS#
MISO
CBUS3
15
14
7
16
Figure 3.2 SSOP Schematic Symbol
3.2.1 SSOP Package PinOut Description
Note : # denotes an active low signal.
Pin No.
Name
Type
Description
12
**
VCC
POWER
Input
5 V (or 3V3) supply to IC
POWER
3
VCCIO
1V8 - 3V3 supply for the IO cells
Input
3V3 output at 50mA. May be used to power VCCIO.
10
**
3V3OUT
POWER
Output
When VCC is 3V3; pin 10 is an input pin. Connect to
pin 12.
5, 13
GND
POWER
Input
0V Ground input.
Table 3.4 Power and Ground
** If VCC is 3V3 then 3V3OUT must also be driven with 3V3 input
Pin No.
Name
Type
Description
9
USBDM
INPUT USB Data Signal Minus.
8
USBDP
INPUT USB Data Signal Plus.
11
RESET#
INPUT
Table 3.5 Common Function pins
Reset input (active low).
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