MT45W4MW16BCGB-708 WT Micron Technology Inc, MT45W4MW16BCGB-708 WT Datasheet - Page 40

• Manufacturer Part Number: MT45W4MW16BCGB-708 WT
• Description: IC PSRAM 64MBIT 70NS 54VFBGA
• Manufacturer: Micron Technology Inc

Specifications of MT45W4MW16BCGB-708 WT

• Format - Memory: RAM
• Memory Type: PSRAM (Page)
• Memory Size: 64M (4M x 16)
• Speed: 70ns
• Interface: Parallel
• Voltage - Supply: 1.7 V ~ 1.95 V
• Operating Temperature: -30°C ~ 85°C
• Package / Case: 54-VFBGA
• Operating Temperature (max): 85C
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 18:
PDF: 09005aef8247bd51/Source: 09005aef8247bd83
64mb_burst_cr1_5_p25z_133mhz__2.fm - Rev. F 9/07 EN
Parameter
Address and ADV# LOW setup time
Address hold from ADV# going HIGH
Address setup to ADV# going HIGH
Address valid to end of WRITE
LB#/UB# select to end of WRITE
CE# LOW to WAIT valid
CE# HIGH between subsequent asynchronous operations
CE# LOW to ADV# HIGH
Chip enable to end of WRITE
Data hold from WRITE time
Data WRITE setup time
Chip disable to WAIT High-Z output
Chip enable to Low-Z output
End WRITE to Low-Z output
ADV# pulse width
ADV# setup to end of WRITE
WRITE cycle time
WRITE to DQ High-Z output
WRITE pulse width
WRITE pulse width HIGH
WRITE recovery time
Asynchronous WRITE Cycle Timing Requirements
Notes:
1. Low-Z to High-Z timings are tested with the circuit shown in Figure 27 on page 37. The
2. High-Z to Low-Z timings are tested with the circuit shown in Figure 27 on page 37. The
3. WE# LOW time must be limited to
High-Z timings measure a 100mV transition either from V
Low-Z timings measure a 100mV transition away from the High-Z (V
toward V
64Mb: 4 Meg x 16 Async/Page/Burst CellularRAM 1.5 Memory
OH
or V
OL
.
40
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
WHZ
WPH
t
AVH
CEW
t
t
t
AVS
CPH
t
t
AW
CVS
DW
OW
t
BW
CW
t
WC
WP
WR
DH
AS
HZ
VP
VS
LZ
t
CEM (4µs).
Micron Technology, Inc., reserves the right to change products or specifications without notice.
Min
70
70
70
20
10
70
70
45
10
0
2
5
1
5
7
0
–
5
5
–
0
70ns
OH
Max
7.5
8
8
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
or V
Timing Requirements
©2005 Micron Technology, Inc. All rights reserved.
OL
toward V
CC
Q/2) level either
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
CC
Q/2.
Notes
1
2
2
1
3