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HYB514800BJ fiches techniques PDF

Siemens - 512kx8-Bit Dynamic RAM

Numéro de référence HYB514800BJ
Description 512kx8-Bit Dynamic RAM
Fabricant Siemens 
Logo Siemens 





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HYB514800BJ fiche technique
512kx8-Bit Dynamic RAM
HYB 514800BJ -60/-70/-80
Advanced Information
512 288 words by 8-bit organization
0 to 70 ˚C operating temperature
Fast access and cycle time
RAS access time:
60 ns (-60 version)
70 ns (-70 version)
80 ns (-80 version)
CAS access time:
20 ns
Cycle time:
110 ns (-60 version)
130 ns (-70 version)
150 ns (-80 version)
Fast page mode cycle time
45 ns (-60 version)
45 ns (-70 version)
50 ns (-80 version)
Single + 5 V (± 10 %) supply with a
built-in Vbb generator
Ordering Information
Type
HYB 514800BJ-60
Ordering Code
Q67100-Q849
HYB 514800BJ-70
Q67100-Q850
HYB 514800BJ-80
Q67100-Q851
Low power dissipation
max. 605 mW active (-60 version)
max. 550 mW active (-70 version)
max. 468 mW active (-80 version)
Standby power dissipation:
11 mW standby standby (TTL)
5.5 mW max.standby (CMOS)
Output unlatched at cycle end allows two-
dimensional chip selection
Read, write, read-modify write, CAS-before-
RAS refresh, RAS-only refresh, hidden
refresh, fast page mode capability
All inputs and outputs TTL-compatible
1024 refresh cycles / 16 ms
Plastic Packages: P-SOJ-28-2 400 mil width
Package
P-SOJ-28-2
P-SOJ-28-2
P-SOJ-28-2
Descriptions
DRAM
(access time 60 ns)
DRAM
(access time 70 ns)
DRAM
(access time 80 ns)
Semiconductor Group
125
01.95

PagesPages 22
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