CY8C20224, CY8C20324

CY8C20424, CY8C20524

Document Number: 001-41947 Rev. *K

Page 7 of 40

Pinouts

This section describes, lists, and illustrates the CY8C20224, CY8C20324, CY8C20424, and CY8C20524 PSoC device pins and pinout

configurations.

The CY8C20x24 PSoC device is available in a variety of packages which are listed and illustrated in the following tables. Every port

capable of Digital I/O.

16-pin Part Pinout

Figure 3. CY8C20224 16-pin PSoC Device

QF N

(T o p V iew )

AI, P2 [5 ]

A I, I2 C S C L , S P I S S , P 1 [7 ]

A I, I2 C SDA, S P I M ISO , P 1 [5 ]

1

2

3

4

11

10

9

P 0 [4 ], A I

P 1 [2 ], A I

AI, P2 [1 ]

P 1 [4 ], A I, E X T C L K

XRES

12

Table 1. 16-pin Part Pinout (COL)

Pin No.

Digital

Analog

Name

Description

1

I/O

I

P2[5]

2

I/O

I

P2[1]

3

I

P1[7]

4

I

P1[5]

5

I

P1[3]

SPI CLK

6

I

P1[1]

7

Power

Ground connection

8

I

P1[0]

9

I

P1[2]

10

I

P1[4]

Optional external clock input (EXTCLK)

11

Input

XRES

Active high external reset with internal pull-down

12

I/O

I

P0[4]

13

Power

Supply voltage

14

I/O

I

P0[7]

15

I/O

I

P0[3]

Integrating input

16

I/O

I

P0[1]

Integrating input

A = Analog, I = Input, O = Output, OH = 5 mA High Output Drive

Note

1. These are the ISSP pins, that are not high Z at POR (Power on reset). Refer the PSoC Programmable System-on-Chip Technical Reference Manual for details.

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