USB2244I-AEZG-05 Standard Microsystems (SMSC), USB2244I-AEZG-05 Datasheet - Page 24

• Manufacturer Part Number: USB2244I-AEZG-05
• Manufacturer: Standard Microsystems (SMSC)

Specifications of USB2244I-AEZG-05

• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 3.6V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 36
• Lead Free Status / Rohs Status: Compliant

Revision 2.0 (10-14-09)
6.2
NC
VDD18
VDD33
VSS
I
IPU
IS
I/O12
I/O200
I/O12PD
I/O12PU
O12
O12PU
O12PD
ICLKx
OCLKx
I/O-U
I-R
SYMBOL
BUFFER
Buffer Type Descriptions
Table 6.1 USB224x 36-PiN QFN Pin Descriptions (continued)
Input.
Input with internal weak pull-up resistor.
Input with Schmitt trigger.
Input/Output buffer with 12 mA sink and 12 mA source.
Input/Output buffer 12 mA with FET disabled, 100/200 mA source only when the FET
is enabled.
Input/Output buffer with 12 mA sink and 12 mA source with an internal weak pull-down
resistor.
Input/Output buffer with 12 mA sink and 12 mA source with a pull-up resistor.
Output buffer with 12 mA source.
Output buffer with 12 mA sink and 12 mA source, with a pull-up resistor.
Output buffer with 12 mA sink and 12 mA source, with a pull-down resistor.
XTAL clock input.
XTAL clock output.
Analog Input/Output as defined in the USB 2.0 Specification.
RBIAS.
12
15
16
17
ePad
13
14
22
6
12
15
16
17
25
Table 6.2 Buffer Type Descriptions
12
15
16
17
BUFFER
DIGITAL / POWER
Ultra Fast USB 2.0 Multi-Format, SD/MMC, and MS Flash Media Controllers
TYPE
DATASHEET
24
No Connect. No trace or signal should be
routed/attached to these pins.
+1.8 V core power. This pin must have a 1.0 μF (or
greater) ±20% (ESR <0.1 Ω) capacitor to VSS.
3.3 V Power and Regulator Input
Ground Pad.
DESCRIPTION
DESCRIPTION
SMSC USB224x
Datasheet