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IDT71V30S55TFI fiches techniques PDF

Integrated Device Technology - HIGH-SPEED 3.3V 1K X 8 DUAL-PORT STATIC RAM

Numéro de référence IDT71V30S55TFI
Description HIGH-SPEED 3.3V 1K X 8 DUAL-PORT STATIC RAM
Fabricant Integrated Device Technology 
Logo Integrated Device Technology 





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IDT71V30S55TFI fiche technique
HIGH-SPEED 3.3V
1K X 8 DUAL-PORT
STATIC RAM
IDT71V30S/L
Features
x High-speed access
– Commercial: 25/35/55ns (max.)
x Low-power operation
– IDT71V30S
Active: 375mW (typ.)
Standby: 5mW (typ.)
– IDT71V30L
Active: 375mW (typ.)
Standby: 1mW (typ.)
x On-chip port arbitration logic
x Interrupt flags for port-to-port communication
x Fully asynchronous operation from either port
x Battery backup operation, 2V data retention (L Only)
x TTL-compatible, single 3.3V ±0.3V power supply
x Industrial temperature range (-40OC to +85OC) is available
for selected speeds
Functional Block Diagram
OEL
CEL
R/WL
OER
CER
R/WR
I/O0L- I/O7L
BUSYL(1)
A9L
A0L
I/O
Control
I/O
Control
Address
Decoder
10
CEL
OEL
R/WL
MEMORY
ARRAY
ARBITRATION
and
INTERRUPT
LOGIC
Address
Decoder
10
CER
OER
R/WR
INTL(2)
NOTES:
1. IDT71V30: BUSY outputs are non-tristatable push-pulls.
2. INT outputs are non-tristable push-pull output structure.
I/O0R-I/O7R
BUSYR(1)
A9R
A0R
INTR(2)
3741 drw 01
©2000 Integrated Device Technology, Inc.
1
JANUARY 2001
DSC 3741/7

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