Cypress CY8C24123A manual Pinouts, Pin Part Pinoutt, 2PDIP, 3SOIC

CY8C24123A

CY8C24223A, CY8C24423A

Pinouts

This section describes, lists, and illustrates the CY8C24x23A PSoC device pins and pinout configurations. Every port pin (labeled with a “P”) is capable of Digital IO. However, Vss, Vdd, SMP, and XRES are not capable of Digital IO.

8-Pin Part Pinoutt

Table 3. Pin Definitions - 8-Pin PDIP and SOIC
					Figure 5. CY8C24123A 8-Pin PSoC Device
Pin	Type		Pin	Description
No.	Digital	Analog	Name
					A, IO,P0[5]	1	8	Vdd
1	IO	IO	P0[5]	Analog Column Mux Input and
				Column Output	A,IO, P0[3]	2PDIP 7		P0[4], A,I
					I2CSCL,XTALin,P1[1]	3SOIC6		P0[2], A,I
2	IO	IO	P0[3]	Analog Column Mux Input and
				Column Output	Vss	4	5	P1[0],XTALout,I2CSDA
3	IO		P1[1]	Crystal Input (XTALin), I2C Serial
				Clock (SCL), ISSP-SCLK*
4	Power		Vss	Ground Connection
5	IO		P1[0]	Crystal Output (XTALout), I2C Serial
				Data (SDA), ISSP-SDATA*
6	IO	I	P0[2]	Analog Column Mux Input
7	IO	I	P0[4]	Analog Column Mux Input
8	Power		Vdd	Supply Voltage

LEGEND: A = Analog, I = Input, and O = Output.

* These are the ISSP pins, which are not High Z at POR (Power On Reset). See the PSoC Programmable Sytem-on-Chip Technical Reference Manual for details.

Document Number: 38-12028 Rev. *I Page 8 of 56

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