LH5116/H
CMOS 1 6K (2 K × 8) S tatic RA M
FEATURES
•• 2,048 × 8 bit orga niza ti on
•• Access time: 100 ns (MAX.)
•• Power consu mption :
Operating : 22 0 mW (MAX.)
Standb y: 5.5 µW (MAX.)
•• Single +5 V p owe r su ppl y
•• Fully-static operatio n
•• TTL compatible I/O
•• Three-state outputs
•• Wide temp erature ra nge a vail able
LH5 116H: -40 to +8 5°C
•• Packa ges:
24-pi n , 600 -mil DIP
24-pi n , 300 -mil SK-DIP
24-pi n , 450 -mil S OP
DESCRIPTION
The LH51 16/H are static RAM s organized as 2,048 × 8
bits. It is fabri cated using silicon-gate C MOS process
technology. It features high speed access in read m ode
using output enable (tOE).
PIN CONNECTIONS
24-PIN DIP
24-PIN SK-DIP
24-PIN SOP
A
A
A
A
A
A
A
I/O
I/O
I/O
GND
Vcc
1
7
2
6
3
5
4
4
5
3
6
2
A
7
1
8
0
9
1
10
2
11
3
12
24
23
22
20
19
18
17
16
15
14
13
21
A
A
WE
OE
A
CE
I/O
I/O
I/O
I/O
I/O
TOP VIEW
8
9
10
8
7
6
5
4
5116-1
Figure 1. Pin Connections for DIP, SK-DIP,
and SOP Packages
1
LH5116/H CMOS 16K (2K × 8) Static RAM
8
A
0
3
A
A
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
5
A
2
6
A
1
7
23
A
8
A
22
9
19
10
9
1
10
2
11
3
13
4
14
5
15
6
16
7
17
8
BUFFERS
ROW ADDRESS
CE
ROW DECODERS
DATA CONTROL
MEMORY CELL
ARRAY
(128 x128)
COLUMN
I/O CIRCUIT
COLUMN DECODERS
COLUMN ADDRESS
BUFFERS
CE
24
12
V
CC
GND
CE
18
21
WE
20
OE
5
4
A
4A3A2A1
6
Figure 2. LH5116/H Block Diagram
PIN DESCRIPTION
SIGNA L PIN N AME
A0 - A
10
Addre ss input
CE Ch ip Ena ble in put
OE Ou tpu t E nab le inp ut
WE Wri te E na ble inp ut
SIGNAL PIN NAME
I/O1 - I/O
V
GND Ground
TRUTH TABLE
CE OE WE MODE I/O1 - I/O
L X L Write D
L L H Read D
IN
OUT
H X X Deselect High-Z Standby (I
L H X Outputs disable High-Z Operating (I
NOTE:
1. X = H or L
SUPPLY CURRENT NOTE
8
7
Data i npu t/o utp ut
8
CC
Power sup ply
Operating (ICC) 1
Operating (ICC)
)1
SB
)1
CC
5116-2
2
CMOS 16K (2K × 8) Static RAM LH5116/H
ABSOLUTE MAXIMUM RATINGS
PARAMETER SYMBOL RATING UNIT NOTE
Suppl y v olt age
Input vol tage V
V
CC
IN
Operat ing te mpe ratu re Topr
Storage temperature Tstg -55 to +150
NOTES:
1. The maximum applicable voltage on any pin with respect to GND.
2. Applied to the LH5116/D/NA
3. Applied to the LH5116H/HD/HN
-0.3 to +7.0 V 1
-0.3 to VCC + 0.3 V 1
0 to +70
-40 to +85 3
°C
°C
2
RECOMMENDED OPERATING CONDITIONS
PARAMETER SYMBOL MIN. TYP . MAX. UNIT
Suppl y v olt age V
Input vol tage
NOTE:
1.
T
= 0 to 7 0°C (LH5116/D/NA), TA = -40 to +85 °C (LH5116H/HD/HN)
A
CC
V
IH
V
IL
4.5 5.0 5.5 V
2.2 VCC + 0.3 V
-0.3 0.8 V
1
DC CHARACTERISTICS 1 (VCC = 5 V ±10%)
PARAMETER SYMBOL CONDITIONS MIN. TYP. MAX. UNIT NOTE
Output ‘L OW’ v olta ge V
Output ‘H IGH ’ vol tage V
Input lea kag e c urr ent
Output le aka ge cur ren t I
Operat ing cu rre nt
Standb y c urr ent I
NOTES:
1.
T
= 0 to 7 0°C (LH5116/D/NA), TA = -40 to +85 °C (LH5116H/HD/HN)
A
CE = 0 V; all other input pins = 0 V to V
2.
3. CE = VIL; all other input pins = VIL to V
4.
T
= 25°C
A
OL
OH
I
LI
LO
I
CC1
I
CC2
SB
All other input pins = 0 V to V
CC
IH
IOL = 2.1 mA 0.4 V
IOH = -1.0 mA 2.4 V
VIN = 0 V to V
CE = VIH, V
= 0 V to V
I/O
CC
CC
Outputs open (OE = VCC)2530mA2
Outputs open (OE = VIH)3040mA3
CE ≥ V
CC
- 0.2 V
-1.0 1.0 µA
-1.0 1.0
CC
µA
1.0
0.2 4
µA
AC CHARACTERISTICS
1
(1) READ CYCLE (VCC = 5 V ±10%)
PARAMETER SYMBOL MIN. TYP. MAX. UNIT NOTE
Read c yc le t ime t
Addres s a cc ess ti me t
Chip e nab le acc es s ti me t
Chip e nab le Low to ou tpu t in Lo w-Z t
Output en abl e a cce ss tim e t
Output en abl e L ow to o utp ut in Low -Z t
Chip d isa ble to ou tpu t i n Hi gh- Z t
Output disable to outp ut in High-Z t
Output ho ld time t
NOTES:
1.
T
= 0 to 7 0°C (LH5116/NA/D). TA = -40 to 8 5°C (LH5116H/HD/HN).
A
2.
Active output to high-impedance and high-impedance to output active tests specified for a ±200 mV transition
from steady state levels into the test load.
RC
AA
ACE
CLZ
OE
OLZ
CHZ
OHZ
OH
100 ns
100 ns
100 ns
10 ns 2
40 ns
10 ns 2
040ns2
040ns2
10 ns
3