CXK5B16120J Datasheet, PDF (1/10 Pages) Sony Corporation – 65536-word X 16-bit High Speed Bi-CMOS Static RAM

CXK5B16120J/TM ^-12
65536-word × 16-bit High Speed Bi-CMOS Static RAM
For the availability of this product, please contact the sales office.
Description
CXK5B16120J/TM is a high speed 1M bit Bi-
CMOS static RAM organized as 65536 words by 16
bits. Operating on a single 3.3V supply this
asynchronous IC is suitable for use in high speed
and low power applications.
CXK5B16120J
44 pin SOJ (Plastic)
CXK5B16120TM
44 pin TSOP (Plastic)
Features
• Single 3.3V Supply 3.3V±0.3V
• Fast access time
12ns (Max.)
• Low stand-by current: 10mA (Max.)
• Low power operation 972mW (Max.)
• Package line-up
Dual Vcc/Vss
CXK5B16120J 400mil 44pin SOJ Package
CXK5B16120TM 400mil 44pin TSOP Package
Function
65536-word × 16-bit static RAM
Structure
Silicon gate Bi-CMOS IC
Block Diagram
A14
A15
A9
A8
A12
A13
A11
A10
A5
A4
A3
A0
A2
A1
A6
A7
UB
LB
WE
OE
Buffer
Buffer
Row
Decoder
Pin configuration Pin Description
(Top View)
Symbol
Description
A4 ₁
Memory Vcc
Matrix
256 × 4096
A3 2
A2 3
A1 4
A0 5
CE 6
GND _{I/O1 7}
I/O2 8
I/O3 9
I/O4 1
Vcc
0
11
I/O Gate
Column
Decoder
GND 12
I/O5 ₁₃
I/O6 ₁₄
I/O7 ₁₅
I/O8 ₁₆
WE ₁₇
A15 ₁₈
A14 19
I/O
Buffer
A13 20
A12 21
NC 22
44 A5
43 A6
42 A7
41 OE
40 UB
39 LB
38 I/O16
37 I/O15
36 I/O14
35 I/O13
34 ^GND
33 Vcc
32 I/O12
31 ^I/O11
30 ^I/O10
29 I/O9
28 ^NC
27 ^A8
26 A9
25 A10
24 A11
23 NC
A0 to A15 Address input
I/O1
Data input output
to I/O8 (lower byte I/O)
I/O9
Data input output
to I/O16 (upper byte I/O)
CE
Chip enable input
WE
Write enable input
OE
Output enable input
LB
Lower byte select input
UB
Upper byte select input
Vcc
+3.3V Power supply
GND
Ground
NC
No connection
CE
I/O1 I/O16
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
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