FT4232H_10 datasheet(27/45 Pages) FTDI

tên linh kiện	FT4232H

Giải thích chi tiết về linh kiện	QUAD HIGH SPEED USB TO MULTIPURPOSE UART/MPSSE IC

PDF	45 Pages

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nhà sản xuất	FTDI [Future Technology Devices International Ltd.]

Trang chủ	http://www.ftdichip.com

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Document No.: FT_000060

FT4232H QUAD HIGH SPEED USB TO MULTIPURPOSE UART/MPSSE IC

Datasheet Version 2.09

Clearance No.: FTDI#78

The I/O pins are +3.3v cells, which are +5V tolerant (except the USB PHY pins).

Parameter

Description

Minimum

Typical

Maximum

Units

Conditions

Voh

Output Voltage High

2.40

3.14

Ioh = +/-2mA

I/O Drive strength*

= 4mA

3.20

I/O Drive strength*

= 8mA

3.22

I/O Drive strength*

= 12mA

3.22

I/O Drive strength*

= 16mA

Vol

Output Voltage Low

0.18

0.40

Iol = +/-2mA

I/O Drive strength*

= 4mA

0.12

I/O Drive strength*

= 8mA

0.08

I/O Drive strength*

= 12mA

0.07

I/O Drive strength*

= 16mA

Vil

Input low Switching

Threshold

0.80

LVTTL

Vih

Input High Switching

Threshold

2.0

LVTTL

Switching Threshold

1.50

LVTTL

Vt-

Schmitt trigger negative

going threshold voltage

0.80

1.10

Vt+

Schmitt trigger positive

going threshold voltage

1.60

2.0

Rpu

Input pull-up resistance

190

KΩ

Vin = 0

Rpd

Input pull-down

resistance

190

KΩ

Vin =VCCIO

Iin

Input Leakage Current

μA

Vin = 0

Ioz

Tri-state output leakage

current

+/-10

μA

Vin = 5.5V or 0

Table 5.3 I/O Pin Characteristics (except USB PHY pins)

*The I/O drive strength and slow slew-rate are configurable in the EEPROM.

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