ICSSSTUAH32865A Datasheet, PDF (3/17 Pages) Integrated Device Technology – 25-BIT CONFIGURABLE REGISTERED BUFFER FOR DDR2

IDT74SSTUBH32865A
28-BIT 1:2 REGISTERED BUFFER FOR DDR2
Pin Configuration
COMMERCIAL TEMPERATURE GRADE
12345678
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
T
U
V
9 10 11 12
160-Ball BGA
TOP VIEW
1
2
3
4
5
6
7
8
9
10
11
12
A VREF
NC
PARIN NC
NC QCKE1A QCKE0A Q21A Q19A Q18A
Q17B
Q17A
B D1
D2
NC
NC
NC
QCKE1B QCKE0B Q21B
Q19B
Q18B QODT0B QODT0A
C D3
D4
QODT1B QODT1A
D D6
D5
VDDL
GND
NC
NC
GND
GND
Q20B Q20A
E D7
D8
VDDL
GND
VDDL VDDR
GND
GND
Q16B Q16A
F D11
D9
VDDL
GND
VDDR
VDDR
Q1B
Q1A
G D18
D12
H
CSGate
EN
D15
J CLK DCS0
VDDL
GND
VDDL
GND
GND
GND
VDDR
VDDR
GND
GND
VDDR
VDDR
Q2B
Q2A
Q5B
Q5A
QCS0B QCS0A
K CLK
DCS1
VDDL
VDDL
GND
GND
QCS1B QCS1A
L RESET D14
GND
GND
VDDR
VDDR
Q6B
Q6A
M D0
D10
GND
GND
GND GND
Q10B Q10A
N D17
D16
VDDL
VDDL
VDDR
VDDR
Q9B
Q9A
P D19
D21
GND
VDDL
VDDL VDDR
VDDR
GND
Q11B Q11A
R D13
D20
GND
VDDL
VDDL GND
GND
GND
Q15B Q15A
T DODT1 DODT0
U DCKE0 DCKE1
MCL
PTYERR MCH
Q3B Q12B Q7B
Q4B
Q13B
Q14B
Q0B
Q14A
Q8B
V VREF
MCL
MCL
NC
MCH
Q3A Q12A
Q7A
Q4A Q13A
Q0A
Q8A
NOTE:
1. An empty cell indicates no ball is populated at
that gridpoint. NC denotes a no-connect (ball
present but not connected to the die). MCL denotes
a pin that Must be Connected LOW. MCH denotes
a pin that Must be Connected HIGH.
160-Ball BGA
TOP VIEW
28-BIT 1:2 REGISTERED BUFFER FOR DDR2
3
IDT74SSTUBH32865A 7103/10