
CY8C9520A, CY8C9540A
CY8C9560A
Document Number: 38-12036 Rev. *B
Page 4 of 24
Pinouts
The CY8C95xxA device is available in a variety of packages, which are listed and illustrated in the following tables.
28-Pin Part Pinout
Table 4. 28-Pin Part Pinout (SSOP)
Pin
No.
Pin Name
Description
Figure 2. CY8C9520A 28-Pin Device
1
GPort0_Bit0_PWM3
Port 0, Bit 0, PWM 3.
2
GPort0_Bit1_PWM1
Port 0, Bit 1, PWM 1.
3
GPort0_Bit2_PWM3
Port 0, Bit 2, PWM 3.
4
GPort0_Bit3_PWM1
Port 0, Bit 3, PWM 1.
5
GPort0_Bit4_PWM3
Port 0, Bit 4, PWM 3.
6
GPort0_Bit5_PWM1
Port 0, Bit 5, PWM 1.
7
GPort0_Bit6_PWM3
Port 0, Bit 6, PWM 3.
8
GPort0_Bit7_PWM1
Port 0, Bit 7, PWM 1.
9VSS
Ground connection.
10
I2C Serial Clock (SCL)
I2C Clock.
11
I2C Serial Data (SDA)
I2C Data.
12
GPort2_Bit3_PWM3/A1
Port 2, Bit 3, PWM 3, Address 1.
13
A0
Address 0.
14
VSS
Ground connection.
15
GPort2_Bit2_PWM0/WD
Port 2, Bit 2, PWM 0, E2 Write Disable.
16
INT
17
GPort2_Bit1_PWM0/A2
Port 2, Bit 1, PWM 0, Address 2.
18
GPort2_Bit0_PWM2/A3
Port 2, Bit 0, PWM 2, Address 3.
19
XRES
Active high external reset with internal pull
down.
20
GPort1_Bit7_PWM0/A4
Port 1, Bit 7, PWM 0, Address 4.
21
GPort1_Bit6_PWM2/A5
Port 1, Bit 6, PWM 2, Address 5.
22
GPort1_Bit5_PWM0/A6
Port 1, Bit 5, PWM 0, Address 6.
23
GPort1_Bit4_PWM2
Port 1, Bit 4, PWM 2.
24
GPort1_Bit3_PWM0
Port 1, Bit 3, PWM 0.
25
GPort1_Bit2_PWM2
Port 1, Bit 2, PWM 2.
26
GPort1_Bit1_PWM0
Port 1, Bit 1, PWM 0.
27
GPort1_Bit0_PWM2
Port 1, Bit 0, PWM 2.
28
Vdd
Supply voltage.
GPort0_Bit0_PWM3
GPort0_Bit1_PWM1
GPort0_Bit2_PWM3
GPort0_Bit3_PWM1
GPort0_Bit4_PWM3
GPort0_Bit5_PWM1
GPort0_Bit6_PWM3
GPort0_Bit7_PWM1
Vss
I2C Serial Clock (SCL)
I2C Serial Clock (SDA)
GPort2_Bit3_PWM3/A1
A0
Vss
Vdd
GPort1_Bit0_PWM2
GPort1_Bit1_PWM0
GPort1_Bit2_PWM2
GPort1_Bit3_PWM0
GPort1_Bit4_PWM2
GPort1_Bit5_PWM0/A6
GPort1_Bit6_PWM2/A5
GPort1_Bit7_PWM0/A4
XRES
GPort2_Bit0_PWM2/A3
GPort2_Bit1_PWM0/A2
INT
GPort2_Bit2_PWM0/WD
SSOP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
[+] Feedback