LH5164A/AH
FEATURES
• 8,192 × 8 bit organization
• Access times: 80/100 ns (MAX.)
• Low-power consumption:
Operating:
303 mW (MAX.) LH5164A/D/N
@ 80 ns
248 mW (MAX.) LH5164A/D/N/T
@ 100 ns
275 mW (MAX.) LH5164AH/HD/HN/HT
@ 100 ns
Standby:
LH5164A/D/N/T: 5.5 µW (MAX.)
LH5164AH/HD/HN/HT:
TA ≤ 85°C: 16.5 µW (MAX.)
TA ≤ 70°C: 5.5 µW (MAX.)
• Fully-static operation
CMOS 64K (8K × 8) Static RAM
PIN CONNECTIONS
28-PIN DIP
28-PIN SK-DIP
28-PIN SOP
TOP VIEW
NC
1
28
VCC
A12
2
27
WE
A7
3
26
CE2
A6
4
25
A8
A5
5
24
A9
A4
6
23
A11
A3
7
22
OE
A2
8
21
A10
A1
9
20
CE1
A0
10
19
I/O8
I/O1
11
18
I/O7
I/O2
12
17
I/O6
I/O3
13
16
I/O5
GND
14
15
I/O4
5164A-1
Figure 1. Pin Connections for DIP, SK-DIP,
and SOP Packages
• Three-state outputs
• Single +5 V power supply
• TTL compatible I/O
• Wide temperature range available
LH5164A: -10 to +70°C
LH5164AH: -40 to +85°C
• Packages:
28-pin, 600-mil DIP
28-pin, 300-mil SK-DIP
28-pin, 450-mil SOP
28-pin, 8 × 13 mm2 TSOP (Type I)
28-PIN TSOP (Type I)
TOP VIEW
OE
1
28
A11
2
27
CE1
A9
3
26
I/O8
A10
A8
4
25
I/O7
CE2
5
24
I/O6
WE
VCC
6
23
I/O5
7
22
I/O4
NC
8
21
GND
A12
9
20
I/O3
A7
10
19
I/O2
DESCRIPTION
The LH5164A/AH are static RAMs organized as 8,192
× 8 bits. It is fabricated using silicon-gate CMOS process technology.
The LH5164AH is designed for wide temperature
range from -40 to +85°C.
A6
11
18
I/O1
A5
12
17
A0
A4
13
16
A1
14
15
A2
A3
5164A-8
Figure 2. Pin Connections for TSOP Package
1
