1GB-AUTO-AS4C64M16D3 Datasheet, PDF (56/86 Pages) Alliance Semiconductor Corporation – Supports JEDEC clock jitter specification

1Gb Auto-AS4C64M16D3
- Single Ended Output Slew Rate
With the reference load for timing measurements, output slew rate for falling and rising edges is defined
and measured between VOL(AC) and VOH(AC) for single ended signals as shown in Table.
Table 34. Output Slew Rate Definition (Single-ended)
Description
Measured
From
To
Defined by
Single-ended output slew rate for rising edge VOL(AC) VOH(AC)
[VOH(AC) - VOL(AC)] /
DeltaTRse
Single-ended output slew rate for falling edge VOH(AC) VOL(AC)
[VOH(AC) - VOL(AC)] /
DeltaTFse
NOTE: Output slew rate is verified by design and characterization, and may not be subject to production test.
Table 35. Output Slew Rate (Single-ended)
Symbol
Parameter
-12
Min.
SRQse ^{Single-ended Output Slew Rate}
2.5
Description:
SR: Slew Rate
Q: Query Output (like in DQ, which stands for Data-in, Query-Output)
se: Single-ended Signals
For Ron = RZQ/7 setting
Max.
5
Unit
V/ns
- Differential Output Slew Rate
With the reference load for timing measurements, output slew rate for falling and rising edges is defined and
measured between VOLdiff(AC) and VOHdiff(AC) for differential signals as shown in Table.
Table 36. Output Slew Rate Definition (Differential)
Description
Measured
From
To
Defined by
Differential output slew rate for rising edge
VOLdiff(AC) VOHdiff(AC)
[VOHdiff(AC) - VOLdiff(AC)] /
DeltaTRdiff
Differential output slew rate for falling edge
VOHdiff(AC) VOLdiff(AC)
[VOHdiff(AC) - VOLdiff(AC)] /
DeltaTFdiff
NOTE: Output slew rate is verified by design and characterization, and may not be subject to production test.
Table37. Output Slew Rate (Differential)
Symbol
Parameter
-12
Min.
SRQdiff ^{Differential Output Slew Rate}
5
Description:
SR: Slew Rate
Q: Query Output (like in DQ, which stands for Data-in, Query-Output)
diff: Differential Signals
For Ron = RZQ/7 setting
Max.
10
Unit
V/ns
Confidential
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Rev.1.0 June 2015