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USE ULTRA37000™ FOR
ALL NEW DESIGNS
CY7C371i
Document #: 38-03032 Rev. *A
Page 7 of 12
Reset/Preset Parameters
tRW
Asynchronous Reset Width[8]
810
15
20
ns
tRR
Asynchronous Reset Recovery Time[8]
10
12
17
22
ns
tRO
Asynchronous Reset to Output[1]
14
16
21
26
ns
tPW
Asynchronous Preset Width[8]
810
15
20
ns
tPR
Asynchronous Preset Recovery Time[8]
10
12
17
22
ns
tPO
Asynchronous Preset to Output[1]
14
16
21
26
ns
Tap Controller Parameters
fTAP
Tap Controller Frequency
500
500
500
500
kHz
3.3V I/O Mode Parameters
t3.3IO
3.3V I/O mode timing adder
1
1
1
1
ns
Switching Characteristics Over the Operating Range (continued)[12]
Parameter
Description
7C371i
−143
7C371i
−110
7C371i
−83
7C371iL
−83
7C371i
−66
7C371iL
−66
Unit
Min.
Max.
Min.
Max.
Min.
Max.
Min.
Max.
Switching Waveforms
Combinatorial Output
tPD
INPUT
COMBINATORIAL
OUTPUT
Latched Output
tS
INPUT
LATCH ENABLE
tCO
LATCHED
OUTPUT
tH
tPDL
Registered Input
tIS
REGISTERED
INPUT
INPUT REGISTER
CLOCK
tICO
COMBINATORIAL
OUTPUT
tIH
CLOCK
tWL
tWH
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