MT55L1MY18F Micron Semiconductor Products, Inc., MT55L1MY18F Datasheet - Page 22
![no-image](/images/no-image-200.jpg)
MT55L1MY18F
Manufacturer Part Number
MT55L1MY18F
Description
18Mb ZBT SRAM, 3.3V Vdd, 2.5V or 3.3V I/O; 2.5V Vdd, 2.5V I/O, Flow-Through,
Manufacturer
Micron Semiconductor Products, Inc.
Datasheet
1.MT55L1MY18F.pdf
(34 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MT55L1MY18FF-10 ES
Manufacturer:
MICRON/美光
Quantity:
20 000
Part Number:
MT55L1MY18FF-12
Manufacturer:
MICRON/美光
Quantity:
20 000
Part Number:
MT55L1MY18FF-12 ES
Manufacturer:
MICRON/美光
Quantity:
20 000
3.3V V
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
3.3V V
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
NOTE:
18Mb: 1 Meg x 18, 512K x 32/36 Flow-through ZBT SRAM
MT55L1MY18F_16_D.fm – Rev. D, Pub. 2/03
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
..........................V
...................... V
Z = 50
Figure 11:
Figure 12:
O
V
+3.3V
T
= V
IH
IL
IH
= (V
317
5pF
DD
IL
= (V
= (V
Q/2.2
= (V
50
30pF
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
2.5V V
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
18Mb: 1 MEG x 18, 512K x 32/36
2.5V I/O Output Load Equivalents
Micron Technology, Inc., reserves the right to change products or specifications without notice.
DD
FLOW-THROUGH ZBT SRAM
, 2.5V I/O AC Test Conditions
Q
Q
225
........................... V
Z = 50
Figure 13:
Figure 14:
O
+2.5V
V
T
= V
IH
225
5pF
IL
DD
= (V
= (V
50
30pF
Q/2
©2003 Micron Technology, Inc.
DD
DD
/2) + 1.25V
/2) - 1.25V
DD
DD
Q/2
/2