FT313HP-R datasheet(44/67 Pages) FTDI

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Document No.: FT_000589

FT313H USB2.0 HS Host Controller Datasheet Version 1.2

Clearance No.: FTDI# 318

Parameter

Description

Minimum

Typical

Maximum

Units

Conditions

Rdrv

Driver output

impedance

40.5

49.5

ohm

Equivalent

resistance used as

an internal chip

Table 6-6 USB I/O Pin (USBDP, USBDM) Characteristics

Parameter

Description

Minimum

Typical

Maximum

Units

Conditions

Voh

Output Voltage High

2.4

Ioh=2mA~16mA

Vol

Output Voltage Low

0.4

Iol=2mA~16mA

Vih

Input High Voltage

2.0

LVTTL

Vil

Input Low Voltage

0.8

LVTTL

Vopu*

Output pull up voltage

for 5V tolerant I/Os

VCC(3V3)-

0.9

Ipu = 1uA

Iin

Input leakage current

±1

Vin = VCC(3V3) or

±1

Vin = 5V or 0

Cin

Input capacitor

2.3

VCC(3V3) with 5V

tolerant I/O

Table 6-7 5V Tolerant Pin (PSW_N, OC_N, VBUS) Characteristics

Note*: This parameter is to indicate that the pull up resistor for the 5V tolerant I/Os cannot reach

VCC(3V3) DC level even without DC loading current.

6.3 AC Characteristics

AC Characteristics (Ambient Temperature = -40°C to +85°C)

System clock dynamic characteristics:

Parameter

Value

Unit

Minimum

Typical

Maximum

Crystal oscillator

Clock frequency

12.00

MHz

19.20

24.00

External clock input

external clock

jitter

500

clock duty cycle

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