CY8C24123A
CY8C24223A, CY8C24423A
Document Number: 38-12028 Rev. *I Page 39 of 56
AC Low Power Comparator Specifications
Table 38 lists the guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V and -40°C
≤ T
A
≤ 85°C, 3.0V to 3.6V and -40°C ≤ T
A
≤ 85°C, or 2.4V to 3.0V and -40°C ≤ T
A
≤ 85°C, respectively. Typical parameters apply to
5V at 25°C and are for design guidance only.
AC Digital Block Specifications
The following tables list the guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
A
≤ 85°C, 3.0V to 3.6V and -40°C ≤ T
A
≤ 85°C, or 2.4V to 3.0V and -40°C ≤ T
A
≤ 85°C, respectively. Typical parameters
apply to 5V, 3.3V, and 2.7V at 25°C and are for design guidance only.
Table 38. AC Low Power Comparator Specifications
Symbol Description Min Typ Max Units Notes
T
RLPC
LPC response time – – 50 μs ≥ 50 mV overdrive comparator
reference set within V
REFLPC
Table 39. 5V and 3.3V 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 Maximum data rate at 4.1 MHz
due to 2 x over clocking.
SPIS Maximum Input Clock Frequency – – 4.1 ns
Width of SS_ Negated Between Transmissions 50
a
– – ns
Transmitter Maximum Input Clock Frequency – – 24.6 MHz Maximum data rate at 3.08
MHz due to 8 x over clocking.
Maximum Input Clock Frequency with Vdd ≥
4.75V, 2 Stop Bits
– – 49.2 MHz Maximum data rate at 6.15
MHz due to 8 x over clocking.
Receiver Maximum Input Clock Frequency – – 24.6 MHz Maximum data rate at 3.08
MHz due to 8 x over clocking.
Maximum Input Clock Frequency with Vdd ≥
4.75V, 2 Stop Bits
– – 49.2 MHz Maximum data rate at 6.15
MHz due to 8 x over clocking.
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