UM245R FTDI, Future Technology Devices International Ltd, UM245R Datasheet - Page 14

• Manufacturer Part Number: UM245R
• Description: MODULE USB-PAR FIFO TTL 24-DIP
• Manufacturer: FTDI, Future Technology Devices International Ltd

Specifications of UM245R

• Main Purpose: Interface, USB 2.0 to Parallel FIFO Bridge
• Embedded: No
• Utilized Ic / Part: FT245R
• Primary Attributes: 300kBps to 1MBps USB to parallel FIFO via 4-Wire Interface
• Secondary Attributes: Royalty-Free Drivers
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 768-1020

6
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)
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)
Table 6.2 Operating Voltage and Current
© Copyright 2009 Future Technology Devices International Ltd
Parameter
VCC1
VCC2
Icc1
Icc2
FT245RL Device Characteristics and Ratings
VCC Operating Supply
Voltage
VCCIO Operating Supply
Voltage
Operating Supply
Current
Operating Supply
Current
Description
UM245R USB - Parallel FIFO Development Module Datasheet Version 1.04
Minimum
4.0
1.8
---
50
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
Typical
---
---
15
70
Maximum
5.25
5.25
100
---
Document Reference No.: FT_000202
Units
mA
μA
V
V
Clearance No.: FTDI# 124
The UM245R only uses
the FT245R internal
oscillator circuit
Normal Operation
USB Suspend
Conditions
Unit
°C
Hours
°C
V
V
V
V
mA
mA
mW
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