TSI148-133CL IDT, Integrated Device Technology Inc, TSI148-133CL Datasheet - Page 51

• Manufacturer Part Number: TSI148-133CL
• Description: IC PCI-VME BRIDGE 456PBGA
• Manufacturer: IDT, Integrated Device Technology Inc
• Series: Tsi148&Trade;r

Specifications of TSI148-133CL

• Applications: PCI-to-VME Bridge
• Interface: PCI
• Voltage - Supply: 3.3V
• Package / Case: 456-PBGA
• Mounting Type: Surface Mount
• Package Type: BGA
• Rad Hardened: No
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 800-1906

Figure 7: VMEbus to PCI/X Read Completion
Tsi148 PCI/X-to-VME Bus Bridge User Manual
80A3020_MA001_13
Read Buffer
Read Buffer
6. The PCI/X target satisfies the read request and the data is stored in the PCI/X Master’s
7. The PCI/X Master makes a request to the Linkage Module.
8. After arbitration, the read data is passed through the Linkage Module to the VME Slave’s
9. Once the VME Slave’s read buffer data queue is full (based on the virtual size
read buffer data queue.
read buffer data queue. The 2 Kbyte VME Slave’s read buffer data queue is used to store
data received from the Linkage Module.
programmed or byte count received), the read data is passed to the initiating VMEbus
master.
VME Master
PCI/X Target
Write Buffer
Write Buffer
Linkage Module
VMEbus
PCI/X Bus
Command
Command
Read Buffer
Read Buffer
Data
Data
PCI/X Master
VME Slave
2. VME Interface > VME Slave
Write Buffer
Write Buffer
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