FT232RQ R FTDI, Future Technology Devices International Ltd, FT232RQ R Datasheet - Page 21

• Manufacturer Part Number: FT232RQ R
• Description: IC USB TO SERIAL UART 32-QFN
• Manufacturer: FTDI, Future Technology Devices International Ltd
• Series: USBmadeEZ-UARTr

Specifications of FT232RQ R

• Features: USB to UART
• Number Of Channels: 1, UART
• Fifo's: 256 Byte
• Protocol: RS-232, RS-422, RS-485
• Voltage - Supply: 3.3 V ~ 5.25 V
• With Auto Flow Control: Yes
• With Modem Control: Yes
• With Cmos: Yes
• Mounting Type: Surface Mount
• Package / Case: 32-QFN
• For Use With: 768-1023 - MOD USB RS232 DEV/EVAL FT232RL768-1022 - MODULE USB - SERIAL MODULE MINI768-1021 - MODULE MINI DEVELOPMENT FT232RQ768-1019 - MODULE USB-SER UART FT232 24-DIP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 768-1008-2; FT232RQ R

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:
Table 5.13 EEPROM Characteristics
5.4 Internal Clock Characteristics
The internal Clock Oscillator has the following characteristics:
Table 5.14 Internal Clock Characteristics
Note 1: Equivalent to +/-1667ppm
Frequency of Operation
Parameter
Read / Write Cycle
UDrvZ
UCom
UVDif
Data Retention
UVoh
UVse
UVol
Parameter
(see Note 1)
Clock Period
Duty Cycle
Parameter
I/O Pins Static Output
I/O Pins Static Output
Differential Common
Differential Input
Single Ended Rx
Driver Output
Description
Impedance
Copyright © 2010 Future Technology Devices International Limited
Sensitivity
Threshold
(High)
(Low)
Mode
10,000
Value
10
Minimum
11.98
83.19
45
Cycles
Years
Unit
Minimum
2.8
0.8
0.8
0.2
26
0
Typical
Typical
Value
12.00
83.33
FT232R USB UART IC Datasheet Version 2.07
50
29
Maximum
3.6
0.3
2.0
2.5
44
Maximum
12.02
83.47
Document No.: FT_000053
55
Clearance No.: FTDI# 38
Ohms
Units
V
V
V
V
V
3V3OUT (D+) RI =
3V3OUT (D+) RI =
15KΩ to GND (D-)
15kΩ to GND (D-)
RI = 1.5kΩ to
RI = 1.5kΩ to
See Note 1
Conditions
MHz
Unit
ns
%
21