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CY8C9520 Datasheet(PDF) 6 Page - Cypress Semiconductor

Part No. CY8C9520
Description  20-, 40-, and 60-Bit I/O Expander with EEPROM
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Manufacturer  CYPRESS [Cypress Semiconductor]
Direct Link  http://www.cypress.com
Logo CYPRESS - Cypress Semiconductor

CY8C9520 Datasheet(HTML) 6 Page - Cypress Semiconductor

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August 17, 2005
Document No. 38-12036 Rev. *A
6
CY8C95xx Preliminary Data Sheet
2. Pinouts and Pin Descriptions
2.1.2
48-Pin Part Pinout
Table 2-2. 48-Pin Part Pinout (SSOP)
Pin
No.
Pin Name
Description
CY8C9540 48-Pin Device
1
GPort0_Bit0_PWM7
Port 0, Bit 0, PWM 7.
2
GPort0_Bit1_PWM5
Port 0, Bit 1, PWM 5.
3
GPort0_Bit2_PWM3
Port 0, Bit 2, PWM 3.
4
GPort0_Bit3_PWM1
Port 0, Bit 3, PWM 1.
5
GPort0_Bit4_PWM7
Port 0, Bit 4, PWM 7.
6
GPort0_Bit5_PWM5
Port 0, Bit 5, PWM 5.
7
GPort0_Bit6_PWM3
Port 0, Bit 6, PWM 3.
8
GPort0_Bit7_PWM1
Port 0, Bit 7, PWM 1.
9
GPort3_Bit0_PWM7
Port 3, Bit 0, PWM 7.
10
GPort3_Bit1_PWM5
Port 3, Bit 1, PWM 5.
11
GPort3_Bit2_PWM3
Port 3, Bit 2, PWM 3.
12
GPort3_Bit3_PWM1
Port 3, Bit 3, PWM 1.
13
VSS
Ground connection.
14
GPort3_Bit4_PWM7
Port 3, Bit 4, PWM 7.
15
GPort3_Bit5_PWM5
Port 3, Bit 5, PWM 5.
16
GPort3_Bit6_PWM3
Port 3, Bit 6, PWM 3.
17
GPort3_Bit7_PWM1
Port 3, Bit 7, PWM 1.
18
GPort5_Bit2_PWM3
Port 5, Bit 2, PWM 3.
19
GPort5_Bit3_PWM1
Port 5, Bit 3, PWM 1.
20
I2C Serial Clock (SCL)
I2C Clock.
21
I2C Serial Data (SDA)
I2C Data.
22
GPort2_Bit3_PWM3/A1
Port 2, Bit 3, PWM 3, Address 1.
23
A0
Address 0.
24
VSS
Ground connection.
25
GPort2_Bit2_PWM0/WD
Port 2, Bit 2, PWM 0, E2 Write Disable.
26
INT
27
GPort2_Bit1_PWM4/A2
Port 2, Bit 1, PWM 4, Address 2.
28
GPort2_Bit0_PWM6/A3
Port 2, Bit 0, PWM 6, Address 3.
29
GPort5_Bit1_PWM0
Port 5, Bit 1, PWM 0.
30
GPort5_Bit0_PWM2
Port 5, Bit 0, PWM 2.
31
GPort4_Bit7_PWM0
Port 4, Bit 7, PWM 0.
32
GPort4_Bit6_PWM2
Port 4, Bit 6, PWM 2.
33
GPort4_Bit5_PWM4
Port 4, Bit 5, PWM 4.
34
GPort4_Bit4_PWM6
Port 4, Bit 4, PWM 6.
35
XRES
Active high external reset with internal pull
down.
36
GPort4_Bit3_PWM0
Port 4, Bit 3, PWM 0.
37
GPort4_Bit2_PWM2
Port 4, Bit 2, PWM 2.
38
GPort4_Bit1_PWM4
Port 4, Bit 1, PWM 4.
39
GPort4_Bit0_PWM6
Port 4, Bit 0, PWM 6.
40
GPort1_Bit7_PWM0/A4
Port 1, Bit 7, PWM 0, Address 4.
41
GPort1_Bit6_PWM2/A5
Port 1, Bit 6, PWM 2, Address 5.
42
GPort1_Bit5_PWM4/A6
Port 1, Bit 5, PWM 4, Address 6.
43
GPort1_Bit4_PWM6
Port 1, Bit 4, PWM 6.
44
GPort1_Bit3_PWM0
Port 1, Bit 3, PWM 0.
45
GPort1_Bit2_PWM2
Port 1, Bit 2, PWM 2.
46
GPort1_Bit1_PWM4
Port 1, Bit 1, PWM 4.
47
GPort1_Bit0_PWM6
Port 1, Bit 0, PWM 6.
48
Vdd
Supply voltage.
SSOP
GPort0_Bit0_PWM7
Vdd
GPort0_Bit1_PWM5
GPort1_Bit0_PWM6
GPort0_Bit2_PWM3
GPort1_Bit1_PWM4
GPort0_Bit3_PWM1
GPort1_Bit2_PWM2
GPort0_Bit4_PWM7
GPort1_Bit3_PWM0
GPort0_Bit5_PWM5
GPort1_Bit4_PWM6
GPort0_Bit6_PWM3
GPort1_Bit5_PWM4/A6
GPort0_Bit7_PWM1
GPort1_Bit6_PWM2/A5
GPort3_Bit0_PWM7
GPort1_Bit7_PWM0/A4
GPort3_Bit1_PWM5
GPort4_Bit0_PWM6
GPort3_Bit2_PWM3
GPort4_Bit1_PWM4
GPort3_Bit3_PWM1
GPort4_Bit2_PWM2
Vss
GPort4_Bit3_PWM0
GPort3_Bit4_PWM7
XRES
GPort3_Bit5_PWM5
GPort4_Bit4_PWM6
GPort3_Bit6_PWM3
GPort4_Bit5_PWM4
GPort3_Bit7_PWM1
GPort4_Bit6_PWM2
GPort5_Bit2_PWM3
GPort4_Bit7_PWM0
GPort5_Bit3_PWM1
GPort5_Bit0_PWM2
I2C Serial Clock (SCL)
GPort5_Bit1_PWM0
I2C Serial Data (SDA)
GPort2_Bit0_PWM6/A3
GPort2_Bit3_PWM3/A1
GPort2_Bit1_PWM4/A2
A0
INT
Vss
GPort2_Bit2_PWM0/WD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
48
47
46
45
43
44
42
40
41
39
38
37
36
35
33
34
32
31
30
29
28
27
26
25


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