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UPD46128953-X Datasheet(PDF) 3 Page - NEC

Part # UPD46128953-X
Description  128M-BIT CMOS MOBILE SPECIFIED RAM 4M-WORD BY 32-BIT ADDRESS / DATA MULTIPLEXED EXTENDED TEMPERATURE OPERATION
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD46128953-X Datasheet(HTML) 3 Page - NEC

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Preliminary Data Sheet M17506EJ1V1DS
3
μPD46128953-X
Pin Configuration
The following is pin configuration of package sample.
/xxx indicates active low signal.
127-pin PLASTIC FBGA (13.0 x 11.5)
Top View
Top View
Bottom View
CB A
D
E
F
G
H
J
K
L
M
N
P
MN P
L
K
J
H
G
F
E
D
C
B
A
14
13
12
11
10
9
8
7
6
5
4
3
2
1
NC
NC
NC
NC
NC
NC
NC
NC
/CE1
/OE
A/DQ20
A/DQ14
NC
NC
NC
NC
NC
NC
DM3
NC
DM1
A/DQ5
NC
VDD
DM0
A/DQ9
A/DQ10
VSS
NC
NC
A/DQ15
DQ22
A/DQ7
DQ27
DM2
NC
NC
A/DQ6
NC
VSS
NC
NC
NC
VDD
NC
A/DQ12
A/DQ13
NC
NC
NC
VSSQ
NC
A/DQ8
DQ24
A/DQ2
A/DQ0
NC
DQ23
VSSQ
DQ25
BC
DE
FG
H
J
NC
NC
DQ26
NC
NC
N
LM
K
14
13
12
11
10
9
8
7
6
5
4
3
2
1
NC
NC
NC
NC
P
NC
NC
DQ28
A/DQ19
A
NC
NC
NC
NC
DQ30
VSSQ
A/DQ17
NC
NC
A/DQ18
DQ29
VSS
NC
NC
A/DQ21
/ADV
CLK
A/DQ3
VDDQ
NC
A/DQ1
A/DQ11
/WAIT
NC
VDDQ
CE2
/WE
A/DQ4
VDDQ
NC
VDD
NC
NC
DQ31
A/DQ16
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
A/DQ0 to A/DQ021 : Address inputs , Data inputs/ outputs
/WAIT
: Wait output
DQ22 to DQ31
: Data inputs / outputs
DM0 to DM3 : Write data mask input
/CE1
: Chip select input
VDD
: Power supply
CE2
: Standby mode input
VSS
: Ground
/WE
: Write enable input
VDDQ
: Power supply for DQ
/OE
: Output enable input
VSSQ
: Ground for DQ
CLK
: Clock input
NC
Note
: No Connection
/ADV
: Address valid
Note Some signals can be applied because this pin is not internally connected.
Remark Refer to 10. Package Drawing for the index mark.


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