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HYB314400BJ-50- Datasheet, PDF (1/25 Pages) Siemens Semiconductor Group – 1M x 4-Bit Dynamic RAM | |||
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1M Ã 4-Bit Dynamic RAM
HYB 314400BJ-50/-60
Advanced Information
⢠1 048 576 words by 4-bit organization
⢠0 to 70 °C operating temperature
⢠Fast Page Mode Operation
⢠Performance:
-50
tRAC
RAS access time
50
tCAC
CAS access time
13
tAA
Access time from address 25
tRC
Read/Write cycle time
95
tPC
Fast page mode cycle time 35
-60
60 ns
15 ns
30 ns
110 ns
40 ns
⢠Fast access and cycle time
Single + 3.3 V (± 0.3 V) supply with a built-in VBB generator
⢠Low power dissipation
max. 252 mW active (-50 version)
max. 216 mW active (-60 version)
⢠Standby power dissipation:
7.2 mW max. standby (LVTTL)
3.6 mW max. standby (LVCMOS)
⢠Output unlatched at cycle end allows two-dimensional chip selection
⢠Read, write, read-modify write, CAS-before-RAS refresh, RAS-only refresh,
hidden refresh and test mode capability
⢠All inputs and outputs LVTTL-compatible
⢠1024 refresh cycles / 16 ms
⢠Plastic Packages: P-SOJ-26/20-2 with 300 mil width
Semiconductor Group
1
1998-10-01
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