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PDF LH53B16R00 Data sheet ( Hoja de datos )
| Número de pieza | LH53B16R00 | |
| Descripción | CMOS 16M (1M x 16/512K x 32) MROM | |
| Fabricantes | Sharp Electrionic Components | |
| Logotipo |  |
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LH53B16R00
CMOS 16M (1M × 16/512K × 32) MROM
FEATURES
• 1,048,576 × 16 bit organization
(Word mode: W = VIL)
524,288 × 32 bit organization
(Double Word mode: W = VIH)
• Access time: 120 ns (MAX.)
Access time in page mode: 50 ns (MAX.)
• Supply current:
– Operating: 180 mA (MAX.)
– Standby: 300 µA (MAX.)
• TTL compatible I/O
• Three-state outputs
• Single +5 V power supply
• Static operation
• Package:
70-pin, 500-mil SSOP
• Others:
– Non programmable
– Not designed or rated as radiation
– hardened
– CMOS process (P type silicon
substrate)
DESCRIPTION
The LH53B16R00 is a 16M-bit CMOS mask ROM
(mask-programmable-read-only memory) organized as
1,048,576 × 16 bits (Word mode) or 524,288 × 32 bits
(Double Word mode). It is fabricated using silicon-gate
CMOS process technology.
PIN CONNECTIONS
70-PIN SSOP
TOP VIEW
A0
A1
A2
A3
A4
A5
VCC
D0
D16
D1
D17
GND
VCC
D2
D18
D3
D19
D4
D20
D5
D21
GND
VCC
D6
D22
D7
D23
GND
A6
A7
A8
A9
A10
A11
A12
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
70 NC
69 NC
68 NC
67 W
66 OE
65 CE
64 GND
63 D31/A-1 (NOTE)
62 D15
61 D30
60 D14
59 GND
58 VCC
57 D29
56 D13
55 D28
54 D12
53 D27
52 D11
51 D26
50 D10
49 GND
48 VCC
47 D25
46 D9
45 D24
44 D8
43 VCC
42 NC
41 A18
40 A17
39 A16
38 A15
37 A14
36 A13
NOTE: D31/A-1 pin becomes LSB address input (A-1) when the
W pin is set to be LOW in word mode, and data output
(D31) when set to be HIGH in double word mode.
53B16R00-1
Figure 1. Pin Connections
1
1 page  
CMOS 16M (1M x 16/512K x 32) MROM
tRC
A-1 - A18
(A0 - A18)
CE
OE
D0 - D15
(D0 - D31)
tAA
(NOTE)
tACE
(NOTE)
tOE
(NOTE)
tCHZ
tOHZ
tOH
DATA VALID
NOTE: The output data becomes valid when the
last intervals, tAA, tACE, tAPA, or tOE, have concluded.
Figure 3. Read Cycle
LH53B16R00
53B16R00-3
A2 - A18
A-1 - A1
(A0 - A1)
CE
OE
D0 - D15
(D0 - D31)
tAA
(NOTE)
tAPA
(NOTE)
tAPA
(NOTE)
tACE
(NOTE)
tOE
(NOTE)
tOH
DATA
VALID
tOH
DATA
VALID
tOH
DATA
VALID
NOTE: The output data becomes valid when the
last intervals, tAA, tACE, tAPA, or tOE, have concluded.
Figure 4. Page Mode Read Cycle
tCHZ
tOHZ
tOH
DATA
VALID
53B16R00-4
5
5 Page | ||
| Páginas | Total 6 Páginas | |
| PDF Descargar | [ Datasheet LH53B16R00.PDF ] | |
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