FT260 Datasheet, PDF (32/58 Pages) Future Technology Devices International Ltd. – Future Technology Devices International Ltd.

FT260 HID-CLASS USB TO UART/I2C BRIDGE IC
Version 1.0
D oc ument N o.: FT _001272 C learance N o.: FT D I#484
6.4 USB Characteristics
Parameter
Description
Minimum Typical Maximum Units
URo
URpu
UVOH
UVOL
UTrise
UTfall
UVcr
UVth
DC C haracteristics
Output impedance
3.5
7
14
Ω
Internal Pull Up
resistance
0.976
1.24
1.574
Ω
High level Output on DP
and DM
2.8
V
Low level Output on DP
and DM
0.3
V
AC C haracteristics
Rise Time on DP/DM
4
10
20
ns
Fall Time on DP/DM
4
10
20
ns
C ross point
1.3
2.0
V
Single-ended receiver
threshold
0.8
2.0
V
Table 6.7 USB I/O Pin (DP, DM) Characteristics
Conditions
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