CY8C20234(2007) データシートの表示（PDF） - Cypress Semiconductor
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CY8C20234 Datasheet PDF : 34 Pages
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CY8C20534, CY8C20434
CY8C20334, CY8C20234
28-Pin Part Pinout
Figure 6. CY8C20534 28-Pin PSoC Device
A, I,M, P0[7] 1
A, I,M, P0[5] 2
A, I,M, P0[3] 3
A, I,M, P0[1] 4
M,P2[7] 5
M,P2[5] 6
M,P2[3] 7
M, P2[1] 8
Vss 9
M,I2C SCL,P1[7] 10
M,I2C SDA,P1[5] 11
M,P1[3] 12
M,I2C SCL,P1[1] 13
Vss 14
28
27
26
25
24
23
SSOP 22
21
20
19
18
17
16
15
Vdd
P0[6], A,I, M
P0[4], A,I, M
P0[2], A,I, M
P0[0], A,I, M
P2[6],M
P2[4],M
P2[2],M
P2[0],M
XRES
P1[6],M
P1[4],EXTCLK,M
P1[2],M
P1[0],I2C SDA,M
Table 3. 28-Pin Part Pinout (SSOP )
Type
Pin No.
Digital Analog
Name
Description
1
IO
I, M
P0[7]
Analog column mux input.
2
IO
I, M
P0[5]
Analog column mux input and column output.
3
IO
I, M
P0[3]
Analog column mux input and column output, integrating input.
4
IO
I, M
P0[1]
Analog column mux input, integrating input.
5
IO
M
P2[7]
6
IO
M
P2[5]
7
IO
I, M
P2[3]
Direct switched capacitor block input.
8
IO
I, M
P2[1]
Direct switched capacitor block input.
9
Power
Vss
Ground connection.
10
IO
M
P1[7]
I2C Serial Clock (SCL).
11
IO
M
P1[5]
I2C Serial Data (SDA).
12
IO
M
13
IO
M
P1[3]
P1[1]
I2C Serial Clock (SCL), ISSP-SCLK[1].
14
Power
15
IO
M
Vss
P1[0]
Ground connection.
I2C Serial Data (SDA), ISSP-SDATA[1].
16
IO
M
P1[2]
17
IO
M
P1[4]
Optional External Clock Input (EXTCLK).
18
IO
M
P1[6]
19
Input
XRES Active high external reset with internal pull down.
20
IO
I, M
P2[0]
Direct switched capacitor block input.
21
IO
I, M
P2[2]
Direct switched capacitor block input.
22
IO
M
P2[4]
23
IO
M
P2[6]
24
IO
I, M
P0[0]
Analog column mux input.
25
IO
I, M
P0[2]
Analog column mux input.
26
IO
I, M
P0[4]
Analog column mux input
27
IO
I, M
P0[6]
Analog column mux input.
28
Power
Vdd
Supply voltage.
A = Analog, I = Input, O = Output, OH = 5 mA High Output Drive.
Document Number: 001-05356 Rev. *D
Page 9 of 34
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