m69ar048b STMicroelectronics, m69ar048b Datasheet - Page 16

• Manufacturer Part Number: m69ar048b
• Description: 32 Mbit 2mb X16 1.8v Asynchronous Psram
• Manufacturer: STMicroelectronics

M69AR048B
Figure 10. UB/LB Controlled, Read Mode AC Waveforms
Note: E2 = High, G = Low, W = High.
Figure 11. Page Address and Chip Enable Controlled, Read Mode AC Waveforms
Note: Write Enable (W) = High, E2 = High.
16/29
DQ0-DQ15
LB, UB
A20-A3
A2-A0
G
E
DQ8-DQ15
DQ0-DQ7
A0-A20
tAVEL
UB
E1
LB
tAXAV
Low
ADDRESS VALID
tAVQV
tBLQX
tBLQV
tELQV
tELAX
tELQX
VALID DATA OUTPUT
tAXAV2
(Normal Access)
VALID DATA OUT
tBHQZ
tBHQX
tAXQX
ADDRESS
tAVQV2
tAVAX2
VALID
ADDRESS VALID
tAXAV2
tBLQX
tELEH
ADDRESS VALID
tAVAX
tAXQX
ADDRESS
tAVQV2
tAVAX2
VALID
tAXAV2
tBLQV
VALID DATA OUTPUT
tBLQX
tBLQV
(Page Access)
VALID DATA OUTPUT
tAXQX
ADDRESS VALID
tAVQV2
tAVEH2
VALID DATA OUT
tBHQZ
tBHQX
tEHQZ
tBHQX
tBHQZ
tEHAX
tEHQX
tAXAV
AI09800
ai09399