IS42S16400C1-6T ISSI, Integrated Silicon Solution Inc, IS42S16400C1-6T Datasheet - Page 10

• Manufacturer Part Number: IS42S16400C1-6T
• Manufacturer: ISSI, Integrated Silicon Solution Inc
• Type: SDRAMr

Specifications of IS42S16400C1-6T

• Organization: 4Mx16
• Density: 64Mb
• Address Bus: 14b
• Access Time (max): 6/5ns
• Maximum Clock Rate: 166MHz
• Operating Supply Voltage (typ): 3.3V
• Package Type: TSOP-II
• Operating Temp Range: 0C to 70C
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Supply Current: 130mA
• Pin Count: 54
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Not Compliant

IS42S16400C1
10
10. For a READ without auto precharge interrupted by a READ (with or without auto precharge), the READ to bank m will interrupt the
11. For a READ without auto precharge interrupted by a WRITE (with or without auto precharge), the WRITE to bank m will interrupt
12. For a WRITE without auto precharge interrupted by a READ (with or without auto precharge), the READ to bank m will interrupt
13. For a WRITE without auto precharge interrupted by a WRITE (with or without auto precharge), the WRITE to bank m will interrupt
14. For a READ with auto precharge interrupted by a READ (with or without auto precharge), the READ to bank m will interrupt the
15. For a READ with auto precharge interrupted by a WRITE (with or without auto precharge), the WRITE to bank m will interrupt the
16. For a WRITE with auto precharge interrupted by a READ (with or without auto precharge), the READ to bank m will interrupt the
17. For a WRITE with auto precharge interrupted by a WRITE (with or without auto precharge), the WRITE to bank m will interrupt the
7. READs or WRITEs to bank m listed in the Command (Action) column include READs or WRITEs with auto precharge enabled
8. CONCURRENT AUTO PRECHARGE: Bank n will initiate the AUTO PRECHARGE command when its burst has been inter-
9. Burst in bank n continues as initiated.
and READs or WRITEs with auto precharge disabled.
rupted by bank m’s burst.
READ on bank n, CAS latency later (Consecutive READ Bursts).
the READ on bank n when registered (READ to WRITE). DQM should be used one clock prior to the WRITE command to prevent
bus contention.
the WRITE on bank n when registered (WRITE to READ), with the data-out appearing CAS latency later. The last valid WRITE to
bank n will be data-in registered one clock prior to the READ to bank m.
the WRITE on bank n when registered (WRITE to WRITE). The last valid WRITE to bank n will be data-in registered one clock
prior to the READ to bank m.
READ on bank n, CAS latency later. The PRECHARGE to bank n will begin when the READ to bank m is registered (Fig CAP 1).
READ on bank n when registered. DQM should be used two clocks prior to the WRITE command to prevent bus contention. The
PRECHARGE to bank n will begin when the WRITE to bank m is registered (Fig CAP 2).
WRITE on bank n when registered, with the data-out appearing CAS latency later. The PRECHARGE to bank n will begin after
t
one clock prior to the READ to bank m (Fig CAP 3).
WRITE on bank n when registered. The PRECHARGE to bank n will begin after t
to bank m is registered. The last valid WRITE to bank n will be data registered one clock prior to the WRITE to bank m (Fig CAP 4).
WR
is met, where t
WR
begins when the READ to bank m is registered. The last valid WRITE to bank n will be data-in registered
Integrated Silicon Solution, Inc. — www.issi.com —
WR
is met, where t WR begins when the WRITE
ISSI
1-800-379-4774
10/25/05
Rev. E
®