CY7C9689A-AC Cypress Semiconductor Corp, CY7C9689A-AC Datasheet - Page 24

• Manufacturer Part Number: CY7C9689A-AC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C9689A-AC

• Lead Free Status / RoHS Status: Not Compliant

Document #: 38-02020 Rev. *D
CY7C9689A Transmitter TTL Switching Characteristics, FIFO Enabled
CY7C9689A Receiver TTL Switching Characteristics, FIFO Enabled
f
t
t
t
t
t
t
t
t
t
t
t
t
t
Notes
f
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
RIS
RXCLKIP
RXCPWH
RXCPWL
RXCLKIR
RXCLKIF
RXENS
RXENH
RXRSS
RXRSH
RXCES
RXCEH
RXA
RXZA
18. Input/output rise and fall time is measured between 0.8V and 2.0V
19. Parallel data output specifications are only valid if all outputs are loaded with similar DC and AC loads.
TS
TXCLK
TXCPWH
TXCPWL
TXCLKR
TXCLKF
TXA
TXDS
TXDH
TXENS
TXENH
TXRSS
TXRSH
TXCES
TXCEH
TXZA
TXOE
TXAZ
Parameter
Parameter
[16]
[16]
[16]
[16]
RXCLK Clock Cycle Frequency With Receive FIFO Enabled
RXCLK Input Period
RXCLK Input HIGH Time
RXCLK Input LOW Time
RXCLK Input Rise Time
RXCLK Input Fall Time
Receive Enable Set-up Time to RXCLK↑
Receive Enable Hold Time from RXCLK↑
Receive FIFO Reset (RXRXT) Set-up Time to RXCLK↑
Receive FIFO Reset (RXRXT) Hold Time from RXCLK↑
Receive Chip Enable (CE) Set-up Time to RXCLK↑
Receive Chip Enable (CE) Hold Time from RXCLK↑
Flag and Data Access Time From RXCLK↑ to Output
Sample of CE LOW by RXCLK↑, Output High-Z to Active HIGH or LOW,
or Sample of RXEN Asserted by RXCLK↑, Output High-Z to Active HIGH or LOW
TXCLK Clock Cycle Frequency With Transmit FIFO Enabled
TXCLK Period
TXCLK HIGH Time
TXCLK LOW Time
TXCLK Rise Time
TXCLK Fall Time
Flag Access Time From TXCLK↑ to Output
Transmit Data Set-up Time to TXCLK↑
Transmit Data Hold Time from TXCLK↑
Transmit Enable Set-up Time to TXCLK↑
Transmit Enable Hold Time from TXCLK↑
Transmit FIFO Reset (TXRST) Set-up Time to TXCLK↑
Transmit FIFO Reset (TXRST Hold Time from TXCLK↑
Transmit Chip Enable (CE) Set-up Time to TXCLK↑
Transmit Chip Enable (CE) Hold Time from TXCLK↑
Sample of CE LOW by TXCLK↑, Output High-Z to Active HIGH or LOW
Sample of CE LOW by TXCLK↑ to Output Valid
Sample of CE HIGH by TXCLK↑ to Output in High-Z
[18]
[18]
[18]
[18]
Description
Description
[19]
Over the Operating Range
Over the Operating Range
Min.
Min.
6.5
6.5
0.7
0.7
1.5
1.5
6.5
6.5
0.7
0.7
1.5
20
20
2
4
1
4
1
4
1
4
1
0
4
1
4
1
4
1
0
CY7C9689A
Max.
Max.
50
15
20
20
50
15
5
5
5
5
Page 24 of 51
Unit
MHz
Unit
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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