GS74117AX
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
Rev: 1.05 12/2004 6/12 © 2001, GSI Technology
AC Characteristics
* These parameters are sampled and are not 100% tested.
Read Cycle 1: CE = OE = VIL, WE = VIH, UB and, or LB = VIL
Read Cycle
Parameter Symbol
-8 -10 -12
Unit
MinMaxMinMaxMinMax
Read cycle time tRC 8 — 10 — 12 — ns
Address access time tAA — 8 — 10 — 12 ns
Chip enable access time (CE)tAC — 8 — 10 — 12 ns
Byte enable access time (UB, LB)tAB —3.5—4—5 ns
Output enable to output valid (OE)tOE —3.5—4—5 ns
Output hold from address change tOH 3—3—3—ns
Chip enable to output in low Z (CE)tLZ*3—3—3—ns
Output enable to output in low Z (OE)tOLZ*0—0—0—ns
Byte enable to output in low Z (UB, LB)tBLZ*0—0—0—ns
Chip disable to output in High Z (CE)tHZ*—4—5—6 ns
Output disable to output in High Z (OE)tOHZ*—3.5—4—5 ns
Byte disable to output in High Z (UB, LB)tBHZ*—3.5—4—5 ns
tAA
tOH
tRC
Address
Data Out Previous Data Data valid