FT245RQ FTDI, FT245RQ Datasheet - Page 18

• Manufacturer Part Number: FT245RQ
• Description: IC, USB FIFO INTERFACE, QFN-32
• Manufacturer: FTDI

Specifications of FT245RQ

• Data Rate: 1Mbps
• Supply Voltage Range: 1.8V To 5.25V, 3.3V To 5.25V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: QFN
• No. Of Pins: 32
• Termination Type: SMD
• Ic Generic Number: 245
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

The internal 1024 Bit EEPROM has the following reliability characteristics-
Table 16 - EEPROM Characteristics
The internal Clock Oscillator has the following characteristics.
Table 17 - Internal Clock Characteristics
***Equivalent to +/-1667ppm.
Table 18 - OSCI, OSCO Pin Characteristics (Optional - Only applies if external Oscillator is used****)
****When supplied the device is configured to use its internal clock oscillator. Users who wish to use an external
oscillator or crystal should contact
FT245R USB UART I.C. Datasheet Version 1.05
Parameter Description
Data Retention
Read / Write Cycles
Parameter
Frequency of Operation
Clock Period
Duty Cycle
Parameter
Voh
Vol
Vin
6.3 EEPROM Reliability Characteristics
6.4 Internal Clock Characteristics
Description
Output Voltage High
Output Voltage Low
Input Switching Threshold
FTDI technical
100,000
Value
83.19
11.98
Min
45
15
Typical
Years
Cycles
Value
12.00
83.33
support.
50
Unit
Min
2.8
0.1
1.8
12.02
83.47
Max
55
Typ
2.5
-
-
MHz***
Unit
ns
%
Max
© Future Technology Devices International Ltd. 2005
3.6
1.0
3.2
Units
V
V
V
Conditions
Fosc = 12MHz
Fosc = 12MHz