FT220XS-U FTDI, FT220XS-U Datasheet - Page 22

• Manufacturer Part Number: FT220XS-U
• Description: USB Interface IC USB to 4 bit SPI / FT1248 IC SSOP-16
• Manufacturer: FTDI

Specifications of FT220XS-U

• Rohs: yes
• Tradename: X-Chip

Table 6.4 I/O Pin Characteristics VCCIO = +3.3V (except USB PHY pins)
* The I/O drive strength and slow slew-rate are configurable in the MTP memory.
Parameter
Voh
Vt+
Rpu
Rpd
Vih
Vol
Vt-
Ioz
Iin
Vil
Vt
Schmitt trigger negative
Tri-state output leakage
Input pull-up resistance
going threshold voltage
Schmitt trigger positive
going threshold voltage
Input Leakage Current
Input High Switching
Output Voltage High
Switching Threshold
Input low Switching
Output Voltage Low
Input pull-down
Description
Copyright © 2013 Future Technology Devices International Limited
resistance
Threshold
Threshold
current
Minimum
2.97
2.97
2.97
2.97
2.0
-10
-10
40
40
FT220X USB 4-BIT SPI/FT1248 IC Datasheet
Typical
VCCIO
VCCIO
VCCIO
VCCIO
1.49
1.15
1.64
+/-1
+/-1
75
75
0
0
0
0
Document No.: FT_000629 Clearance No.: FTDI# 262
Maximum
VCCIO
VCCIO
VCCIO
VCCIO
0.4
0.4
0.4
0.4
190
190
0.8
10
10
Units
KΩ
KΩ
μA
μA
V
V
V
V
V
V
V
V
V
V
V
V
V
I/O Drive strength*
I/O Drive strength*
I/O Drive strength*
I/O Drive strength*
I/O Drive strength*
I/O Drive strength*
I/O Drive strength*
I/O Drive strength*
Version 1.2
Vin = 5.5V or 0
Ioh = +/-2mA
Iol = +/-2mA
Conditions
Vin =VCCIO
= 12mA
= 16mA
= 12mA
= 16mA
Vin = 0
Vin = 0
= 4mA
= 8mA
= 4mA
= 8mA
LVTTL
LVTTL
LVTTL
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