CY7C6435X Datasheet, PDF (6/26 Pages) Cypress Semiconductor – enCoRe™ V Full-Speed USB Controller

PRELIMINARY
CY7C6435x
CY7C64345, CY7C6431x
Pin Configuration
The enCoRe V USB device is available in a variety of packages which are listed and illustrated in the subsequent tables.
16-Pin Part Pinout
Figure 3. CY7C64315/CY7C64316 16-Pin enCoRe V Device
P2[3]
P1[7]
P1[5]
P1[1]
1
12
2
QFN 11
3 ^{(Top View)} 10
4
9
P0[4]
XRES
P1[4]
P1[0]
Table 1. 16-Pin Part Pinout (QFN)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Type
Digital
IO
IOHR
IOHR
IOHR
Power
USB line
USB line
Power
IOHR
IOHR
Input
IOH
IOH
IOH
IOH
IO
Name
P2[3]
P1[7]
P1[5]
P1[1]⁽¹⁾
Vss
D+
D–
Vdd
P1[0]⁽¹⁾
P1[4]
XRES
P0[4]
P0[7]
P0[3]
P0[1]
P2[5]
Description
Digital IO, Crystal Input (Xin)
Digital IO, SPI SS, I2C SCL
Digital IO, SPI MISO, I2C SDA
Digital IO, ISSP CLK, 12C SCL, SPI MOSI
Ground connection
USB PHY
USB PHY
Supply
Digital IO, ISSP DATA, I2C SDA, SPI CLK
Digital IO, optional external clock input (EXTCLK)
Active high external reset with internal pull down
Digital IO
Digital IO
Digital IO
Digital IO
Digital IO, Crystal Output (Xout)
LEDGEND I = Input, O = Outpit, OH = 5 mA High Output Drive, R = Regulated Output.
Note
1. These are the in-system serial programming (ISSP) pins, that are not High Z at power on reset (POR).
Document Number: 001-12394 Rev. *D
Page 6 of 26
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