AMB0480XXRH Integrated Device Technology, Inc., AMB0480XXRH Datasheet - Page 2
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AMB0480XXRH
Manufacturer Part Number
AMB0480XXRH
Description
Advanced Memory Buffer FOR Fully Buffered DIMM Modules
Manufacturer
Integrated Device Technology, Inc.
Datasheet
1.AMB0480XXRH.pdf
(15 pages)
FUNCTIONAL BLOCK DIAGRAM
IDTAMB0480
ADVANCED MEMORY BUFFER FOR FULLY BUFFERED DIMM
PLLTSTO
FBDRES
SA[2:0]
RESET
BFUNC
SCK
SCK
SDA
SCL
PN[13:0]/PN[13:0]
PS[9:0]/PS[9:0]
3
Phase-locked
Control
Controller
NB clock
Generator
Reset
Termination
Core Control
Thermal
SMBus
Sensor
REF clock
and CSRs
Clock
Sync and Idle
NB Link
Pattern Gen
Loop
CSRs
FSM
14 x 2
10 x 2
DDR Link
SB clock
SB Link
CSRs
CSRs
Re-skew
Failover
De-skew
Failover
PISO
Write Data
168b
FIFO
32 x 144b
SIPO
FIFO
14 x 12b
10 x 12b
FIFO
Northbound Lanes
Southbound Lanes
Re-sync
Cmnd Decode
Link Init FSM
& CRC Check
and Control
IBIST Rx
IBIST Tx
FIFO
DDR State
144b
Controller
& Read FIFO
Link Init FSM
and Control
DDR Calibration and
CRC Gen
External MemBIST,
Re-sync
FIFO
14 x 12b
2
10 x 12b
DDR IOBIST
IBIST Rx
De-skew
Re-skew
IBIST Tx
SIPO
FIFO
DDR clocks
144b
PISO
FIFO
14 x 2
10 x 2
DLL
Impedance
COMMERCIAL TEMPERATURE RANGE
SS[9:0]/SS[9:0]
SN[13:0]/SN[13:0]
Control
FSM
Vref
19
18
72
4
3
4
CLK[3:0]
CLK[3:0]
A[15:0]A/BA[2:0]A
A[15:0]B/BA[2:0]B
RASA/CASA/WEA
RASB/CASB/WEB
CS[1:0]A/CKE[1:0]A
CS[1:0]B/CKE[1:0]B
DQS[17:0]
DQS[17:0]
ODTA
ODTB
CB[7:0]/DQ[63:0]
DDRC_B18
DDRC_C18
DDRC_B12
DDRC_C12
DDRC_C14