FT4232HQ - REEL FTDI, Future Technology Devices International Ltd, FT4232HQ - REEL Datasheet - Page 27

• Manufacturer Part Number: FT4232HQ - REEL
• Description: IC USB UART/MPSSE QUAD HS 64-QFN
• Manufacturer: FTDI, Future Technology Devices International Ltd
• Series: USBmadeEZ-FIFOr

Specifications of FT4232HQ - REEL

• Features: USB to UART and/or SPI, I2C, JTAG
• Number Of Channels: 4, QUART
• Fifo's: 2048 Byte
• Protocol: RS-232, RS-422, RS-485
• Voltage - Supply: 3 V ~ 3.6 V
• With Auto Flow Control: Yes
• With Modem Control: Yes
• With Cmos: Yes
• Mounting Type: Surface Mount
• Package / Case: 64-QFN
• For Use With: 768-1031 - MOD USB HS FT4232H EVAL
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 768-1027-2; FT4232HQ - REEL

The I/O pins are +3.3v cells, which are +5V tolerant (except the USB PHY pins).
Table 5.3 I/O Pin Characteristics (except USB PHY pins)
*The I/O drive strength and slow slew-rate are configurable in the EEPROM.
Parameter
Voh
Vt+
Rpu
Rpd
Vih
Vol
Vt-
Ioz
Iin
Vil
Vt
Schmitt trigger negative
going threshold voltage
Schmitt trigger positive
going threshold voltage
Input pull-up resistance
Input pull-down
resistance
Input Leakage Current
Tri-state output leakage
current
Input High Switching
Output Voltage High
Switching Threshold
Input low Switching
Output Voltage Low
Description
Copyright © 2010 Future Technology Devices International Limited
Threshold
Threshold
FT4232H QUAD HIGH SPEED USB TO MULTIPURPOSE UART/MPSSE IC
Minimum
2.40
0.80
2.0
40
40
15
Typical
+/-10
3.14
3.20
3.22
3.22
0.18
0.12
0.08
0.07
1.50
1.10
1.60
75
75
45
-
-
Maximum
0.40
0.80
190
190
2.0
85
-
Document No.: FT_000060
Clearance No.: FTDI#78
Units
Datasheet Version 2.10
KΩ
KΩ
μA
μA
V
V
V
V
V
V
V
V
V
V
V
V
V
I/O Drive strength*
I/O Drive strength*
I/O Drive strength*
I/O Drive strength*
I/O Drive strength*
I/O Drive strength*
I/O Drive strength*
I/O Drive strength*
Vin = 5.5V or 0
Ioh = +/-2mA
Iol = +/-2mA
Conditions
Vin =VCCIO
= 12mA
= 16mA
= 12mA
= 16mA
Vin = 0
Vin = 0
= 4mA
= 8mA
= 4mA
= 8mA
LVTTL
LVTTL
LVTTL
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