13
COMMERCIAL AND INDUSTRIAL
TEMPERATURE RANGES
IDT72T3645/55/65/75/85/95/105/115/125 2.5V TeraSync
™™
™™
™ 36-BIT FIFO
1K x 36, 2K x 36, 4K x 36, 8K x 36, 16K x 36, 32K x 36, 64K x 36, 128K x 36 and 256K x 36
FEBRUARY 4, 2009
AC ELECTRICAL CHARACTERISTICS — ASYNCHRONOUS TIMING
(Commercial: VCC = 2.5V ± 5%, TA = 0°C to +70°C;Industrial: VCC = 2.5V ± 5%, TA = -40°C to +85°C)
Commercial Com’l & Ind’l Commercial
IDT72T3645L4-4 IDT72T3645L5 IDT72T3645L6-7
IDT72T3655L4-4 IDT72T3655L5 IDT72T3655L6-7
IDT72T3665L4-4 IDT72T3665L5 IDT72T3665L6-7
IDT72T3675L4-4 IDT72T3675L5 IDT72T3675L6-7
IDT72T3685L4-4 IDT72T3685L5 IDT72T3685L6-7
IDT72T3695L4-4 IDT72T3695L5 IDT72T3695L6-7
IDT72T36105L4-4 IDT72T36105L5 IDT72T36105L6-7 IDT72T36105L10
IDT72T36115L4-4 IDT72T36115L5 IDT72T36115L6-7 IDT72T36115L10
IDT72T36125L4-4 IDT72T36125L5 IDT72T36125L6-7 IDT72T36125L10
Symbol Parameter Min. Max. Min. Max. Min. Max. Min. Max. Unit
fA Cycle Frequency (Asynchronous) — 100 — 83 — 66 — 50 MHz
tAA Data Access Time 0.6 8 0.6 10 0.6 12 0.6 14 ns
tCYC Cycle Time 10 — 12 — 15 — 20 — ns
tCYH Cycle HIGH Time 4.5 — 5 — 7 — 8 — ns
tCYL Cycle LOW Time 4.5 — 5 — 7 — 8 — ns
tRPE Read Pulse after EF HIGH 8 — 10 — 12 — 14 — ns
tFFA Clock to Asynchronous FF — 8 —10—12 —14ns
tEFA Clock to Asynchronous EF — 8 —10—12 —14ns
tPAFA Clock to Asynchronous Programmable Almost-Full Flag — 8 — 10 — 12 — 14 ns
tPAEA Clock to Asynchronous Programmable Almost-Empty Flag — 8 — 10 — 12 — 14 ns
tOLZ Output Enable to Output in Low Z
(1)
0—0—0— 0—ns
tOE Output Enable to Output Valid — 3.4 — 3.6 — 3.8 — 4.5 ns
tOHZ Output Enable to Output in High Z
(1)
— 3.4 — 3.6 — 3.8 — 4.5 ns
tHF Clock to HF — 8 —10—12 —14ns
NOTES:
1. Values guaranteed by design, not currently tested.
2. Industrial temperature range product for the 5ns speed grade is available as a standard device. All other speed grades are available by special order.
