FT232RL datasheet(21/43 Pages) ETC2

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Document No.: FT_000053

FT232R USB UART IC Datasheet Version 2.10

Clearance No.: FTDI# 38

Parameter

Description

Minimum

Typical

Maximum

Units

Conditions

UVoh

I/O Pins Static Output

(High)

2.8

3.6

RI = 1.5kΩ to

3V3OUT (D+) RI =

15KΩ to GND (D-)

UVol

I/O Pins Static Output

(Low)

0.3

RI = 1.5kΩ to

3V3OUT (D+) RI =

15kΩ to GND (D-)

UVse

Single Ended Rx

Threshold

0.8

2.0

UCom

Differential Common

Mode

0.8

2.5

UVDif

Differential Input

Sensitivity

0.2

UDrvZ

Driver Output

Impedance

Ohms

See Note 1

Table 5.12 USB I/O Pin (USBDP, USBDM) Characteristics

5.3 EEPROM Reliability Characteristics

The internal 1024 Bit EEPROM has the following reliability characteristics:

Parameter

Value

Unit

Data Retention

Years

Read / Write Cycle

10,000

Cycles

Table 5.13 EEPROM Characteristics

5.4 Internal Clock Characteristics

The internal Clock Oscillator has the following characteristics:

Parameter

Value

Unit

Minimum

Typical

Maximum

Frequency of Operation

(see Note 1)

11.98

12.00

12.02

MHz

Clock Period

83.19

83.33

83.47

Duty Cycle

Table 5.14 Internal Clock Characteristics

Note 1: Equivalent to +/-1667ppm

FT232RL 数据表(PDF) 21 Page - List of Unclassifed Manufacturers

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