CXK5V16100TM
Pin Configuration (Top View)
A4 1
A3 2
A2 3
A1 4
A0 5
CE 6
I/O1 7
I/O2 8
I/O3 9
I/O4 10
Vcc 11
GND 12
I/O5 13
I/O6 14
I/O7 15
I/O8 16
WE 17
A15 18
A14 19
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
Pin Description
Symbol
Description
A0 to A15
Address input
I/O1 to I/O16 Data input/output
CE
Chip enable input
LB
Byte enable input (I/O1 to I/O8)
UB
Byte enable input (I/O9 to I/O16)
WE
Write enable input
OE
Output enable input
VCC
+3.3V power supply
GND
Ground
NC
No connection
Absolute Maximum Ratings
(Ta = 25°C, GND = 0V)
Item
Symbol
Rating
Unit
Supply voltage
Input voltage
Input and output voltage
VCC
–0.5 to +4.6
V
VIN
–0.5∗ to VCC + 0.5 V
VI/O
–0.5∗ to VCC + 0.5 V
Allowable power dissipation PD
0.7
W
Operating temperature
Topr
–25 to +85
°C
Storage temperature
Tstg
–55 to +150
°C
Soldering temperature • time Tsolder
235 • 10
∗ VIN, VI/O = –3.0V Min. for pulse width less than 50ns.
°C • s
Truth Table
CE OE WE LB UB
I/O1 to I/O8
H × × × × Not selected
L L Read
L L H L H Read
H L High-Z
L L Write
L × L L H Write
H L Not Write/Hi-Z
L H H × × High-Z
L × × H H High-Z
I/O9 to I/O16
Not selected
Read
High-Z
Read
Write
Not Write/Hi-Z
Write
High-Z
High-Z
×: “H” or “L”
Vcc Current
ISB1, ISB2
ICC1, ICC2, ICC3
ICC1, ICC2, ICC3
ICC1, ICC2, ICC3
ICC1, ICC2, ICC3
ICC1, ICC2, ICC3
ICC1, ICC2, ICC3
ICC1, ICC2, ICC3
ICC1, ICC2, ICC3
–2–