FT121Q-R datasheet(35/46 Pages) FTDI

35 / 46 page

Document No.: FT_000648

FT121 ENHANCED USB DEVICE CONTROLLER WITH SPI SLAVE IC

Datasheet Version 1.2

Clearance No.: FTDI#

312

8.2 DC Characteristics

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

Parameter

Description

Minimum

Typical

Maximum

Units

Conditions

VCC1

VCC Operating Supply

Voltage

4.0

5.0

5.5

Normal Operation

VCC2

VCC Operating Supply

Voltage

3.0

3.3

3.6

Regulator by-pass

mode Operation

VCCIO

VCCIO Operating

Supply Voltage

1.65

3.6

Icc

Operating Supply

Current

3.9

Normal Operation,

USB bus transmit

or receive

Icc2

Suspend Current

μA

USB Suspend,

Clock Running =

‘0’, excluding the

DP_Pullup current

VOUT3V3

3.3v regulator output

3.0

3.3

3.6

VCC=5V

Table 8.2 Operating Voltage and Current

Parameter

Description

Minimum

Typical

Maximum

Units

Conditions

Voh

Output Voltage High

2.9

I source = 4mA

Vol

Output Voltage Low

0.4

I sink = 4mA

Vih

Input Voltage High

2.0

Vil

Input Voltage Low

0.8

Table 8.3 digital I/O Pin Characteristics (VCCIO=+3.3V)

Parameter

Description

Minimum

Typical

Maximum

Units

Conditions

Voh

Output Voltage High

2.25

I source = 4mA

Vol

Output Voltage Low

0.4

I sink = 4mA

Vih

Input Voltage High

1.7

Vil

Input Voltage Low

0.7

Table 8.4 digital I/O Pin Characteristics (VCCIO=+2.5V)

FT121Q-R 数据表(PDF) 35 Page - Future Technology Devices International Ltd.

FT121Q-R 数据表(HTML) 35 Page - Future Technology Devices International Ltd.

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46

数据表下载

链接网址

FT121Q-R 数据表(PDF) 35 Page - Future Technology Devices International Ltd.

FT121Q-R 数据表(HTML) 35 Page - Future Technology Devices International Ltd.

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46

数据表 下载

链接网址

数据表下载