IDT709089 Datasheet, PDF (1/17 Pages) Integrated Device Technology – HIGH-SPEED 64/32K x 8 SYNCHRONOUS DUAL-PORT STATIC RAM

HIGH-SPEED 64/32K x 8
SYNCHRONOUS
DUAL-PORT STATIC RAM
IDT709089/79S/L
Features:
◆ _{True Dual-Ported memory cells which allow simultaneous}
access of the same memory location
◆ _{High-speed clock to data access}
– Commercial: 9/12/15ns (max.)
– Industrial: 12ns (max.)
◆ _{Low-power operation}
– IDT709089/79S
Active: 950mW (typ.)
Standby: 5mW (typ.)
– IDT709089/79L
Active: 950mW (typ.)
Standby: 1mW (typ.)
◆ _{Flow-Through or Pipelined output mode on either port via}
the FT/PIPE pin
◆ _{Counter enable and reset features}
◆ _{Dual chip enables allow for depth expansion without}
additional logic
◆ _{Full synchronous operation on both ports}
– 4ns setup to clock and 1ns hold on all control, data,
and address inputs
– Data input, address, and control registers
– Fast 9ns clock to data out in the Pipelined output mode
– Self-timed write allows fast cycle time
– 15ns cycle time, 66.7MHz operation in the Pipelined
output mode
◆ _{TTL- compatible, single 5V (±10%) power supply}
◆ _{Industrial temperature range (–40°C to +85°C) is available}
for selected speeds
◆ _{Available in 100-pin Thin Quad Flatpack (TQFP) package}
◆ _{Green parts available, see ordering information}
Functional Block Diagram
R/WL
OEL
CE0L
CE1L
1
0
0/1
R/WR
OER
CE0R
1
CE1R
0
0/1
FT/PIPEL
I/O0L - I/O7L
0/1 ¹
0
I/O
Control
I/O
Control
0
1
0/1
FT/PIPER
I/O0R - I/O7R
A15L⁽¹⁾
A0L
CLKL
ADSL
CNTENL
CNTRSTL
Counter/
Address
Reg.
NOTE:
1. A15X is a NC for IDT709079.
©2016 Integrated Device Technology, Inc.
MEMORY
ARRAY
Counter/
Address
Reg.
A15R⁽¹⁾
A0R
CLKR
ADSR
CNTENR
CNTRSTR _.
3242 drw 01
FEBRUARY 2016
1
DSC-3242/16