cy8c9520 Cypress Semiconductor Corporation., cy8c9520 Datasheet - Page 19

• Manufacturer Part Number: cy8c9520
• Description: 20-, 40-, And 60-bit I/o Expander With Eeprom
• Manufacturer: Cypress Semiconductor Corporation.

CY8C95xx Preliminary Data Sheet
4.4
4.4.1
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
are for design guidance only or unless otherwise specified.
Table 4-9: AC GPIO Specifications
Figure 4-1. GPIO Timing Diagram
4.4.2
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
are for design guidance only or unless otherwise specified.
Table 4-10: AC PWM Output Jitter Specifications
August 17, 2005
F
TRiseF
TFallF
TRiseS
TFallS
Jitter24MHzPWM 24 MHz-Based PWM Peak-to-Peak Period Jitter
Jitter32kHzPWM
GPIO
Voltage
Symbol
Output
GPIO
Pin
Symbol
90%
10%
AC Electrical Characteristics
GPIO Operating Frequency
Rise Time, Normal Strong Mode, Cload = 50 pF
Fall Time, Normal Strong Mode, Cload = 50 pF
Rise Time, Slow Strong Mode, Cload = 50 pF
Fall Time, Slow Strong Mode, Cload = 50 pF
AC General Purpose I/O Specifications
AC PWM Output Jitter Specifications
A
A
TRiseF
TRiseS
≤ 85°C, or 3.0V to 3.6V and -40°C ≤ T
≤ 85°C, or 3.0V to 3.6V and -40°C ≤ T
32 kHz-Based PWM Peak-to-Peak Period Jitter
Description
Description
Document No. 38-12036 Rev. *A
TFallS
TFallF
A
A
≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
0
3
2
10
10
Min
–
–
Min
–
–
–
27
22
Typ
0.1
2.5
Typ
12
18
18
–
–
Max
1.5
5.0
Max
MHz
ns
ns
ns
ns
Units
%
%
Units
Normal Strong Mode
Vdd = 4.75 to 5.25V, 10% - 90%
Vdd = 4.75 to 5.25V, 10% - 90%
Vdd = 3 to 5.25V, 10% - 90%
Vdd = 3 to 5.25V, 10% - 90%
24 MHz, 1.5 MHz, 93.75kHz and 367.6
Hz (programmable) sources.
32 kHz clock source.
4. Electrical Specifications
Notes
Notes
19