CY7C9689A-AXC Cypress Semiconductor Corp, CY7C9689A-AXC Datasheet - Page 47

• Manufacturer Part Number: CY7C9689A-AXC
• Description: IC TXRX HOTLINK 100LQFP
• Manufacturer: Cypress Semiconductor Corp
• Series: CY7Cr
• Type: Transceiverr

Specifications of CY7C9689A-AXC

• Package / Case: 100-LQFP
• Voltage - Supply: 4.5 V ~ 5.5 V
• Mounting Type: Surface Mount
• Product: PHY
• Interface Type: Parallel
• Supply Voltage (max): 6.5 V
• Supply Voltage (min): 2 V
• Supply Current: 250 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Number Of Channels: 2
• Ic Interface Type: Parallel, Serial
• Supply Voltage Range: 4.5V To 5.5V
• Operating Temperature Range: 0°C To +70°C
• Digital Ic Case Style: TQFP
• No. Of Pins: 100
• Msl: MSL 3 - 168 Hours
• No. Of Receivers: 2
• Rohs Compliant: Yes
• Frequency Max: 50MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Number Of Drivers/receivers: -
• Protocol: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Document #: 38-02020 Rev. *E
Figure 14
produce a FIFO reset. In this case TXEN was asserted to
select a Transmit FIFO for data transfers. Because TXEN
remains active, the assertion of CE and TXRST does not
Tx_FIFO_Reset
Tx_FIFO_Reset
Tx_RstMatch
Tx_RstMatch
Tx_Match
Tx_Match
shows a sequence of input signals which will not
TXFULL
TXFULL
TXRST
TXCLK
TXRST
TXCLK
TXEN
TXEN
CE
CE
[49]
[49]
[49]
[49]
[49]
[49]
Figure 14. Invalid Transmit FIFO Reset Sequence with TXEN Asserted
Note 48
Figure 15. Transmit FIFO Reset Sequence
Note 48
Note 48
Note 48
Not Full
Not Full
initiate a reset operation. This is shown by the TXFULL flag
remaining HIGH (deasserted) following what would be the
normal expiration of the seven-state reset counter.
Full
CY7C9689A
Page 47 of 51
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