A43L4616AV-7F AMIC, A43L4616AV-7F Datasheet - Page 16

• Manufacturer Part Number: A43L4616AV-7F
• Description: 58T1327
• Manufacturer: AMIC

Specifications of A43L4616AV-7F

• Memory Type: SDRAM
• Memory Configuration: 16M X 16
• Access Time: 5.4ns
• Interface Type: LVTTL
• Memory Case Style: TSOPII
• No. Of Pins: 54
• Operating Temperature Range: 0°C To +70°C
• Frequency: 143MHz
• Rohs Compliant: Yes

Basic feature And Function Descriptions
1. CLOCK Suspend
2. DQM Operation
PRELIMINARY
* Note :
DQ(CL2)
DQ(CL3)
Note: CLK to CLK disable/enable=1 clock
DQ(CL2)
CMD
DQM
DQ(CL3)
CLK
CMD
CKE
CLK
DQM
DQ(CL2)
DQ(CL3)
Internal
CMD
CLK
CKE
CLK
2. DQM masks both data-in and data-out.
1. DQM makes data out Hi-Z after 2 clocks which should masked by CKE “L”.
1) Write Mask (BL=4)
1) Click Suspended During Write (BL=4)
RD
2) Read Mask (BL=4)
WR
D0
D0
(May, 2010, Version 0.4)
WR
D0
D0
DQM to Data-in Mask = 0CLK
D1
D1
D1
D1
Q0
Not Written
Masked by CKE
Masked by CKE
D3
D3
D2
D2
Hi-Z
Hi-Z
D3
D3
Q1
Q2
2) Read Mask (BL=4)
2) Clock Suspended During Read (BL=4)
RD
15
RD
Hi-Z
Hi-Z
Q4
Q3
Q0
Q0
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Q0
Q1
Masked by CKE
Q1
Q2
DQM to Data-out Mask = 2
Masked by CKE
Q6
Q5
Q2
Q1
AMIC Technology, Corp.
Q2
Q3
Suspended Dout
Q7
Q6
Q3
Q3
Q2
Q8
Q7
Q3
A43L4616A