HM5164400 Series
HM5165400 Series
64 M FP DRAM (16-Mword
×
4-bit)
8 k Refresh/4 k Refresh
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ADE-203-812B (Z)
Rev. 1.0
Feb. 27, 1998
Description
The Hitachi HM5164400 Series, HM5165400 Series are 64M-bit dynamic RAMs organized as 16,777,216-
word
×
4-bit. They have realized high performance and low power by employing CMOS process
technology. The HM5164400 Series, HM5165400 Series offer Fast Page Mode as a high speed access
mode. They have the package variations of standard 32-pin plastic SOJ and standard 32-pin plastic TSOPII.
Features
•
Single 3.3 V supply: 3.3 V ± 0.3 V
•
Access time: 50 ns/60 ns (max)
•
Power dissipation
Active: 396 mW/360 mW (max) (HM5164400 Series)
: 468 mW/396 mW (max) (HM5165400 Series)
Standby : 1.8 mW (max) (CMOS interface)
: 0.54 mW (max) (L-version)
•
Fast page mode capability
•
Refresh cycles
#$
-only refresh
8192 cycles
/64 ms (HM5164400)
/128 ms (HM5164400L) (L-version)
4096 cycles
/64 ms (HM5165400)
/128 ms (HM5165400L) (L-version)
CBR/Hidden refresh
4096 cycles
/64 ms (HM5164400, HM5165400)
/128 ms (HM5164400L, HM5165400L) (L-version)
HM5164400 Series, HM5165400 Series
•
4 variations of refresh
#$
-only refresh
$
-before-
#$
refresh
Hidden refresh
Self refresh (L-version)
•
Battery backup operation (L-version)
Ordering Information
Type No.
HM5164400J-5
HM5164400J-6
HM5164400LJ-5
HM5164400LJ-6
HM5165400J-5
HM5165400J-6
HM5165400LJ-5
HM5165400LJ-6
HM5164400TT-5
HM5164400TT-6
HM5164400LTT-5
HM5164400LTT-6
HM5165400TT-5
HM5165400TT-6
HM5165400LTT-5
HM5165400LTT-6
Access time
50 ns
60 ns
50 ns
60 ns
50 ns
60 ns
50 ns
60 ns
50 ns
60 ns
50 ns
60 ns
50 ns
60 ns
50 ns
60 ns
400-mil 32-pin plastic TSOP II
(TTP-32DC)
Package
400-mil 32-pin plastic SOJ
(CP-32DC)
2
HM5164400 Series, HM5165400 Series
Pin Arrangement
(HM5164400 Series)
32-pin SOJ
32-pin TSOP
V
CC
I/O0
I/O1
NC
NC
NC
NC
WE
RAS
A0
A1
A2
A3
A4
A5
V
CC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
V
SS
I/O3
I/O2
NC
NC
NC
CAS
OE
A12
A11
A10
A9
A8
A7
A6
V
SS
V
CC
I/O0
I/O1
NC
NC
NC
NC
WE
RAS
A0
A1
A2
A3
A4
A5
V
CC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
V
SS
I/O3
I/O2
NC
NC
NC
CAS
OE
A12
A11
A10
A9
A8
A7
A6
V
SS
(Top view)
(Top view)
Pin Description
Pin name
A0 to A12
Function
Address input
•
•
I/O0 to I/O3
Row/Refresh address A0 to A12
Column address
A0 to A10
Data input/output
Row address strobe
Column address strobe
Write enable
Output enable
Power supply
Ground
No connection
5$6
&$6
:(
2(
V
CC
V
SS
NC
3
HM5164400 Series, HM5165400 Series
Pin Arrangement
(HM5165400 Series)
32-pin SOJ
32-pin TSOP
V
CC
I/O0
I/O1
NC
NC
NC
NC
WE
RAS
A0
A1
A2
A3
A4
A5
V
CC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
V
SS
I/O3
I/O2
NC
NC
NC
CAS
OE
NC
A11
A10
A9
A8
A7
A6
V
SS
V
CC
I/O0
I/O1
NC
NC
NC
NC
WE
RAS
A0
A1
A2
A3
A4
A5
V
CC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
V
SS
I/O3
I/O2
NC
NC
NC
CAS
OE
NC
A11
A10
A9
A8
A7
A6
V
SS
(Top view)
(Top view)
Pin Description
Pin name
A0 to A11
Function
Address input
•
•
I/O0 to I/O3
Row/Refresh address A0 to A11
Column address
A0 to A11
Data input/output
Row address strobe
Column address strobe
Write enable
Output enable
Power supply
Ground
No connection
5$6
&$6
:(
2(
V
CC
V
SS
NC
4
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