|
|
PDF LH532000B-1 Data sheet ( Hoja de datos )
| Número de pieza | LH532000B-1 | |
| Descripción | CMOS 2M (256K x 8/128K x 16) MROM | |
| Fabricantes | Sharp Electrionic Components | |
| Logotipo |  |
|
Hay una vista previa y un enlace de descarga de LH532000B-1 (archivo pdf) en la parte inferior de esta página. Total 8 Páginas | ||
|
No Preview Available !
LH532000B-1 CMOS 2M (256K × 8/128K × 16) MROM
FEATURES
• 262,144 words × 8 bit organization
(Byte mode)
131,072 words × 16 bit organization
(Word mode)
• Access time: 120 ns (MAX.)
• Power consumption:
Operating: 275 mW (MAX.)
Standby: 550 µW (MAX.)
• Mask-programmable control pin
(for 40-pin DIP/40-pin SOP):
Pin 1 = OE1/OE1/DC
Pin 12 = OE/OE
• Static operation
• TTL compatible I/O
• Three-state outputs
• Single +5 V power supply
• Packages:
40-pin, 600-mil DIP
40-pin, 525-mil SOP
48-pin, 12 × 18 mm2 TSOP (Type I)
DESCRIPTION
The LH532000B-1 is a CMOS 2M-bit mask-program-
mable ROM organized as 262,144 × 8 bits (Byte mode)
or 131,072 × 16 bits (Word mode) that can be selected
by BYTE input pin. It is fabricated using silicon-gate
CMOS process technology.
PIN CONNECTIONS
40-PIN DIP
40-PIN SOP
TOP VIEW
OE1/OE1/DC
A7
A6
A5
A4
A3
A2
A1
A0
CE
GND
OE/OE
D0
D8
D1
D9
D2
D10
D3
D11
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
40 A8
39 A9
38 A10
37 A11
36 A12
35 A13
34 A14
33 A15
32 A16
31 BYTE
30 GND
29 D15/A-1
28 D7
27 D14
26 D6
25 D13
24 D5
23 D12
22 D4
21 VCC
532000B1-1
Figure 1. Pin Connections for DIP and
SOP Packages
1
1 page  
CMOS 2M MROM
LH532000B-1
AC CHARACTERISTICS (VCC = 5 V ±10%, TA = 0 to +70°C)
PARAMETER
SYMBOL
MIN.
MAX.
UNIT
NOTE
Read cycle time
tRC 120
Address access time
tAA
120
Chip enable access time
tACE
120
Output enable delay time
tOE
55
Output hold time
tOH 5
CE to output in High-Z
tCHZ
55
OE to output in High-Z
tOHZ
55
NOTE:
1. This is the time required for the output to become high-impedance.
ns
ns
ns
ns
ns
ns
ns
1
AC TEST CONDITIONS
PARAMETER
Input voltage amplitude
Input rise/fall time
Input reference level
Output reference level
Output load condition
RATING
0.6 V to 2.4 V
10 ns
1.5 V
0.8 V and 2.2 V
1 TTL + 100 pF
CAUTION
To stabilize the power supply, it is recommended that a high-frequency bypass capacitor be connected between
the VCC pin and the GND pin.
5
5 Page | ||
| Páginas | Total 8 Páginas | |
| PDF Descargar | [ Datasheet LH532000B-1.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
| LH532000B-1 | CMOS 2M (256K x 8/128K x 16) MROM | Sharp Electrionic Components |
| Número de pieza | Descripción | Fabricantes |
| SLA6805M | High Voltage 3 phase Motor Driver IC. |
 Sanken |
| SDC1742 | 12- and 14-Bit Hybrid Synchro / Resolver-to-Digital Converters. |
 Analog Devices |
|
DataSheet.es es una pagina web que funciona como un repositorio de manuales o hoja de datos de muchos de los productos más populares, |
| DataSheet.es | 2020 | Privacy Policy | Contacto | Buscar |