CY8C34_1105 CYPRESS [Cypress Semiconductor], CY8C34_1105 Datasheet - Page 7
![no-image](/images/no-image-200.jpg)
CY8C34_1105
Manufacturer Part Number
CY8C34_1105
Description
Programmable System-on-Chip (PSoC) DC to 50 MHz operation
Manufacturer
CYPRESS [Cypress Semiconductor]
Datasheet
1.CY8C34_1105.pdf
(127 pages)
- Current page: 7 of 127
- Download datasheet (5Mb)
Document Number: 001-53304 Rev. *L
Notes
9. Pins are Do Not Use (DNU) on devices without USB. The pin must be left floating.
10. The center pad on the QFN package should be connected to digital ground (Vssd) for best mechanical, thermal, and electrical performance. If not connected to ground,
it should be electrically floated and not connected to any other signal.
(configurable XRES, GPIO) P1[2]
(TCK, SWDCK, GPIO) P1[1]
(TMS, SWDIO, GPIO) P1[0]
(TDO, SWV, GPIO) P1[3]
(I2C0: SDA, SIO) P12[5]
(I2C0: SCL, SIO) P12[4]
(nTRST, GPIO) P1[5]
(TDI, GPIO) P1[4]
(GPIO) P2[6]
(GPIO) P2[7]
Vboost
Vddio1
XRES
Vssb
Vssd
Vbat
Ind
Figure 2-3. 68-Pin QFN Part Pinout
10
11
12
13
14
15
16
17
1
2
3
4
5
6
7
8
9
Lines show Vddio
to I/O supply
association
(Top View)
QFN
[10]
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
P0[3] (GPIO, OpAmp0-/Extref0)
P0[2] (GPIO, OpAmp0+)
P0[1] (GPIO, OpAmp0out)
P0[0] (GPIO, OpAmp2out)
P12[3] (SIO)
P12[2] (SIO)
Vssd
Vdda
Vssa
Vcca
P15[3] (GPIO, kHz XTAL: Xi)
P15[2] (GPIO, kHz XTAL: Xo)
P12[1] (SIO, I2C1: SDA)
P12[0] (SIO, 12C1: SCL)
P3[7] (GPIO)
P3[6] (GPIO)
Vddio3
PSoC
®
3: CY8C34 Family
Data Sheet
Page 7 of 127
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