IDT88P8344BHGI IDT, Integrated Device Technology Inc, IDT88P8344BHGI Datasheet - Page 16
IDT88P8344BHGI
Manufacturer Part Number
IDT88P8344BHGI
Description
IC SPI3-SPI4 EXCHANGE 820-PBGA
Manufacturer
IDT, Integrated Device Technology Inc
Datasheet
1.IDT88P8344BHGI.pdf
(98 pages)
Specifications of IDT88P8344BHGI
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
88P8344BHGI
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
IDT88P8344BHGI
Manufacturer:
NUVOTON
Quantity:
5 000
Company:
Part Number:
IDT88P8344BHGI
Manufacturer:
IDT, Integrated Device Technology Inc
Quantity:
10 000
SPI-3 egress Link mode
indicates its ability to receive data. Status information for all logical ports is directed
towards the packet fragment processor.
associated to LIDs ranging from 0 up to POLL_LENGTH to find logical ports that
SPI-3 egress PHY mode
as long as the E_ENB signal is asserted. The SPI-3 packet fragment processor
transfers data to the SPI-3 egress buffers.
IDT88P8344 SPI EXCHANGE 4 x SPI-3 TO SPI-4
The SPI Exchange receives status information from the PHY. The PHY
Status information is received from the PHY.
In PHY mode, the SPI Exchange sends data to the attached Link-mode device
•
In packet mode, the SPI Exchange polls the PHY for the logical ports
LINK
PHY
Figure 5. Link mode SPI-3 egress interface
Figure 6. PHY mode SPI-3 egress interface
E_FCLK
DTPA[3:0]
STPA
PTPA
ADDR[7:0]
E_ERR
E_Data[31:0]
E_PRTY
E_SOP
E_EOP
E_RSX
E_MOD[1:0]
E_ENB
E_FCLK
E_ERR
E_Data[31:0]
E_PRTY
RVAL
E_SOP
E_EOP
E_RSX
E_MOD[1:0]
E_ENB
16
can accept data. The POLL_LENGTH field is defined in the SPI-3 egress
configuration register.
sor if enabled by the BURST_EN flag. When the BURST_EN flag is cleared
the only one packet fragment per LP is allowed into the SPI-3 egress buffers.
•
This status information is directly forwarded to the packet fragment proces-
In byte mode the SPI Exchange allows for direct status detection.
(LINK MODE)
IDT88P8344
(PHY MODE)
byte mode
packet mode
IDT88P8344
6370 drw38
INDUSTRIAL TEMPERATURE RANGE
6370 drw39
APRIL 10, 2006