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Document Reference No.: FT_000202
UM245R USB - Parallel FIFO Development Module Datasheet Version 1.04
Clearance No.: FTDI# 124
6
FT245RL Device Characteristics and Ratings
6.1 Absolute Maximum Ratings
The absolute maximum ratings for the FT245R devices are as follows. These are in accordance with the
Absolute Maximum Rating System (IEC 60134). Exceeding these may cause permanent damage to the
device.
Parameter
Storage Temperature
Floor Life (Out of Bag) At Factory Ambient
( 30°C / 60% Relative Humidity)
Ambient Temperature (Power Applied)
VCC Supply Voltage
D.C. Input Voltage - USBDP and USBDM
D.C. Input Voltage - High Impedance
Bidirectional signals
D.C. Input Voltage - All other Inputs
D.C. Output Current - Outputs
DC Output Current - Low Impedance
Bidirectionals
Power Dissipation (Vcc = 5.25V)
Value
-65 to +150
168 Hours
(IPC/JEDEC J-STD-033A MSL Level 3 Compliant)*
-40 to +85
-0.5 to +6.00
-0.5 to +3.8
-0.5 to +(Vcc +0.5)
-0.5 to +(Vcc +0.5)
24
24
500
Unit
°C
Hours
°C
V
V
V
V
mA
mA
mW
Table 6.1 Absolute Maximum Ratings
* If devices are stored out of the packaging beyond this time limit the devices should be baked before
use. The devices should be ramped up to a temperature of 125°C and baked for up to 17 hours.
6.2 DC Characteristics
DC Characteristics (Ambient Temperature = -40 to 85°C)
Parameter
VCC1
VCC2
Icc1
Icc2
Description
VCC Operating Supply
Voltage
VCCIO Operating Supply
Voltage
Operating Supply
Current
Operating Supply
Current
Minimum
4.0
1.8
---
50
Typical
---
---
15
70
Maximum
5.25
5.25
---
100
Units
V
V
mA
μA
Conditions
The UM245R only uses
the FT245R internal
oscillator circuit
Normal Operation
USB Suspend
Table 6.2 Operating Voltage and Current
? Copyright 2009 Future Technology Devices International Ltd
13
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