June 3, 2004 Document No. 38-12009 Rev. *E 27
CY8C22x13 Final Data Sheet 3. Electrical Specifications
3.4.4 AC Digital Block Specifications
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
A
≤ 85°C, or 3.0V to 3.6V and -40°C ≤ T
A
≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
are for design guidance only or unless otherwise specified.
Table 3-19. AC Digital Block Specifications
Function Description Min Typ Max Units Notes
Timer Capture Pulse Width
50
a
a. 50 ns minimum input pulse width is based on the input synchronizers running at 24 MHz (42 ns nominal period).
– – ns
Maximum Frequency, No Capture – – 49.2 MHz 4.75V < Vdd < 5.25V.
Maximum Frequency, With Capture – – 24.6 MHz
Counter Enable Pulse Width
50
a
– – ns
Maximum Frequency, No Enable Input – – 49.2 MHz 4.75V < Vdd < 5.25V.
Maximum Frequency, Enable Input – – 24.6 MHz
Dead Band Kill Pulse Width:
Asynchronous Restart Mode 20 – – ns
Synchronous Restart Mode
50
a
– – ns
Disable Mode
50
a
– – ns
Maximum Frequency – – 49.2 MHz 4.75V < Vdd < 5.25V.
CRCPRS
(PRS Mode)
Maximum Input Clock Frequency – – 49.2 MHz 4.75V < Vdd < 5.25V.
CRCPRS
(CRC Mode)
Maximum Input Clock Frequency – – 24.6 MHz
SPIM Maximum Input Clock Frequency – – 8.2 MHz
SPIS Maximum Input Clock Frequency – – 4.1 ns
Width of SS_ Negated Between Transmissions
50
a
– – ns
Transmitter Maximum Input Clock Frequency – – 16.4 MHz
Receiver Maximum Input Clock Frequency – 16 49.2 MHz 4.75V < Vdd < 5.25V.
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