USB2507 View Datasheet(PDF) - Microchip Technology
Part Name
Description
Manufacturer
USB2507 Datasheet PDF : 42 Pages
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USB2507
TABLE 4-4: POWER, GROUND, AND NO CONNECT
Name
VDDCORE3P3
Symbol
VDD33CR
Type
+3.3V I/O Power.
Function
VDD1P8
VDD18
If the internal core 1.8V regulator is enabled, then this pin
acts as the regulator input
+1.8V core power.
VDDAPLL3P3 VDDA33PLL
If the internal regulator is enabled, then VDD18 pin 50
must have a 4.7F (or greater) ±20% (ESR <0.1
capacitor to VSS
+3.3V Filtered analog power for the internal PLL
VDDAPLL1P8 VDDA18PLL
If the internal PLL 1.8V regulator is enabled, then this pin
acts as the regulator input
+1.8V Filtered analog power for internal PLL.
VDDIO3P3
VDDA3P3
VSS
VDD33
VDDA33
VSS
If the internal regulator is enabled, then this pin must have
a 4.7F (or greater) ±20% (ESR <0.1capacitor to VSS
+3.3V I/O power.
+3.3V Filtered analog power.
Ground.
TABLE 4-5:
Buffer
I
IPD
IPU
IS
O12
I/O12
IOSD12
ICLKx
OCLKx
I-R
IO-U
AIO
BUFFER TYPE DESCRIPTIONS
Description
Input.
Input, with a weak Internal pull-down.
Input, with a weak Internal pull-up.
Input with Schmitt trigger.
Output 12mA.
Input/Output, 12mA
Open drain….12mA sink with Schmitt trigger, and must meet I2C-Bus
Specification Version 2.1 requirements.
XTAL Clock Input
XTAL Clock Output
RBIAS
Defined in USB Specification.
Note: Meets USB 1.1 requirements when operating as a 1.1-compliant
device and meets USB 2.0 requirements when operating as a 2.0-
compliant device.
Analog Input/output. Per PHY test requirements.
2007 - 2016 Microchip Technology Inc.
DS000002251A-page 11
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