MT58L1MY18P Micron Semiconductor Products, Inc., MT58L1MY18P Datasheet - Page 22

• Manufacturer Part Number: MT58L1MY18P
• Description: 18Mb Syncburst SRAM, 3.3V Vdd, 3.3V or 2.5V I/O; 2.5V Vdd, 2.5V I/O, Pipelined, Scd,
• Manufacturer: Micron Semiconductor Products, Inc.

3.3V V
3.3V V
NOTE:
18Mb: 1 Meg x 18, 512K x 32/36, Pipelined, SCD SyncBurst SRAM
MT58L1MY18P1_16_D.fm – Rev. D, Pub 2/03
Input pulse levels ....................V
Input rise and fall times......................................... 1ns
Input timing reference levels ........................ V
Output reference levels................................V
Output load .............................. See Figures 11 and 12
Input pulse levels ................V
Input rise and fall times......................................... 1ns
Input timing reference levels ...................... V
Output reference levels...................................V
Output load .............................. See Figures 13 and 14
................................................... V
............................................... V
For Figures 11 and 13, 30pF = distributive test jig capacitance.
3.3V I/O Output Load Equivalents
DD
DD
, 3.3V I/O AC Test Conditions
, 2.5V I/O AC Test Conditions
Q
Q
351
Figure 11:
Figure 12:
Z = 50
O
V
+3.3V
T
IH
= V
IL
IH
= (V
DD
= (V
IL
317
5pF
Q/2.2
= (V
50
30pF
= (V
DD
DD
DD
DD
/2.64) + 1.25V
/2.64) - 1.25V
/2.2) + 1.5V
/2.2) - 1.5V
DD
DD
DD
DD
Q/2.2
/2.64
/2.2
Q/2
22
PIPELINED, SCD SYNCBURST SRAM
2.5V V
18Mb: 1 MEG x 18, 512K x 32/36
Input pulse levels .................... V
Input rise and fall times......................................... 1ns
Input timing reference levels ........................... V
Output reference levels.................................. V
Output load............................... See Figures 13 and 14
.................................................... V
2.5V I/O Output Load Equivalents
Micron Technology, Inc., reserves the right to change products or specifications without notice.
DD
, 2.5V I/O AC Test Conditions
Q
Q
225
Figure 13:
Figure 14:
Z = 50
O
+2.5V
V
T
= V
IH
225
5pF
IL
DD
= (V
Q/2
50
30pF
= (V
©2003 Micron Technology, Inc.
DD
DD
/2) + 1.25V
/2) - 1.25V
DD
DD
Q/2
/2