UM232R FTDI, Future Technology Devices International Ltd, UM232R Datasheet - Page 15

• Manufacturer Part Number: UM232R
• Description: MODULE USB-SER UART FT232 24-DIP
• Manufacturer: FTDI, Future Technology Devices International Ltd

Specifications of UM232R

• Main Purpose: Interface, USB 2.0 to UART (RS232) Bridge
• Embedded: No
• Utilized Ic / Part: FT232R
• Primary Attributes: Full Speed, Rates of 300 ~ 3 MBaud, Security ID Number
• Secondary Attributes: 6 ~ 48MHz Clock Generator Output, Royalty-Free Drivers
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 768-1019

Table 6.8 UART and CBUS I/O Pin Characteristics (VCCIO = 2.8V, High Drive Level)
** Inputs have an internal 200kΩ pull-up resistor to VCCIO
Table 6.9 RESET# and TEST Pin Characteristics
Table 6.10 USB I/O Pin (USBDP, USBDM) Characteristics
*** Driver Output Impedance includes the internal USB series resistors on USBDP and USBDM
pins
© Copyright 2009 Future Technology Devices International Ltd
Parameter
Parameter
Parameter
UDrvZ
UCom
UVDif
VHys
VHys
UVoh
UVse
UVol
Voh
Vol
Vin
Vin
Description
Output Voltage High
Output Voltage Low
Input Switching Threshold
Input Switching Hysteresis
Description
Input Switching Threshold
Input Switching Hysteresis
Description
I/O Pins Static Output (High)
I/O Pins Static Output (Low)
Single Ended Rx Threshold
Differential Common Mode
Differential Input Sensitivity
Driver Output Impedance
UM232R USB - Serial UART Development Module Incorporating Clock Generator
Minimu
Minimu
Minimu
2.1
0.3
1.0
1.3
2.8
0.8
0.8
0.2
20
50
26
m
m
m
0
Typical
Typical
Typical
2.8
0.4
1.2
1.6
---
---
---
---
---
25
55
29
Maximu
Maximu
Maximu
3.2
0.6
1.5
1.9
3.6
0.3
2.0
2.5
---
30
60
44
m
m
m
Document Reference No.: FT_000051
Ohms
Units
Units
Units
mV
mV
V
V
V
V
V
V
V
V
V
Clearance No.: FTDI# 125
Conditions
I source = 3mA
I sink = 8mA
**
**
Conditions
Conditions
RI = 1.5kΩ to 3V3Out
(D+) RI = 15KΩ to GND
(D-)
RI = 1.5kΩ to 3V3Out
(D+) RI = 15kΩ to GND
(D-)
***
Datasheet Version 1.04
14