
SEC ASIC
5-53
STD80/STDM80
DPSRAM Gen
Dual-Port Synchronous RAM Generator
Characteristic Equation Tables
STD80
1)
Timing Characteristics [Unit: ns]
Timing Type
Timing Equation
Y = 2
(2.3646e – 03 * W + 2.8351e – 03 * B + 9.8324e – 01 * 0.019 * SL + 1.2350 + 2.1938e –
05 * W * B – 6.3558e – 04 * W * 0.019 * SL – 2.4658e – 03 * B * 0.019 * SL)
(3.0467e – 03 * W + 5.8227e – 03 * B + 1.5699 + 1.7795e – 07 * W * B)
(1.18e – 02 * W + 7.9429e – 03 * B – 1.4125e – 01 * 0.019 * SL + 3.5681 + 1.3689e – 01
* 0.019 * SL * 0.019 * SL) * 1.1
(3.1469e – 03 * W + 6.8856e – 03 * B + 1.4939e – 01 * S + 3.6108e – 01 * 0.019 * SL +
2.3066)
Y = 4
(1.1823e – 03 * W + 5.6702e – 03 * B + 9.8324e – 01 * 0.019 * SL + 1.2350 + 2.1938e –
05 * W * B – 3.1779e – 04 * W * 0.019 * SL – 4.9317e – 03 * B * 0.019 * SL)
(1.5233e – 03 * W + 1.1645e – 02 * B + 1.5699 + 1.7796e – 07 * W * B)
(5.94e – 03 * W + 1.5885e – 02 * B – 1.4125e – 01 * 0.019 * SL + 3.5681 + 1.3689e – 01
* 0.019 * SL * 0.019 * SL) * 1.1
(1.5734e – 03 * W + 1.3771e – 02 * B + 1.4939e – 01 * S + 3.6108e – 01 * 0.019 * SL +
2.3066)
Y = 8
(6.1758e – 04 * W + 1.3960e – 02 * B + 7.2178e – 01 * 0.019 * SL + 1.4573)
(7.6168e – 04 * W + 2.3291e – 02 * B + 1.5699 + 1.7794e – 07 * W * B)
(2.97e – 03 * W + 3.1771e – 02 * B – 1.4125e – 01 * 0.019 * SL + 3.5681 + 1.3689e – 01
* 0.019 * SL * 0.019 * SL) * 1.1
(7.8672e – 04 * W + 2.7542e – 02 * B + 1.4939e – 01 * S + 3.6108e – 01 * 0.019 * SL +
2.3066)
Y = 16
(4.9053e – 04 * W + 2.5687e – 02 * B + 8.1759e – 01 * 0.019 * SL + 1.4633 – 7.5634e –
06 * W * B – 6.0306e – 05 * W * 0.019 * SL + 4.8660e – 03 * B * 0.019 * SL)
(3.8084e – 04 * W + 4.6582e – 02 * B + 1.5699 + 1.7794e – 07 * W * B)
(1.48e – 03 * W + 6.3543e – 02 * B – 1.4125e – 01 * 0.019 * SL + 3.5681 + 1.3689e – 01
* 0.019 * SL * 0.019 * SL) *1.1
(3.9701e – 04 * W + 5.7737e – 02 * B + 1.4501e – 01 * S + 1.5318e – 01 * 0.019 * SL +
2.2527)
Y = 32
(1.4662e – 04 * W + 4.1246e – 02 * B + 8.0560e – 01 * 0.019 * SL + 2.0499)
(1.9042e – 04 * W + 9.3164e – 02 * B + 1.5699 + 1.7791e – 07 * W * B)
(7.43e – 04 * W + 1.2708e – 01 * B – 1.4125e – 01 * 0.019 * SL + 3.5681 + 1.3689e – 01
* 0.019 * SL * 0.019 * SL) * 1.1
minckh
minckl
mincyc
tacc
minckh
minckl
mincyc
tacc
minckh
minckl
mincyc
tacc
minckh
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tacc
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mincyc
< Condition & Descriptions >
W: Number of Words
Y: Ymux Type
S: Input Slope (Unit: ns)
VDD: Operating Voltage (Unit: V)
B: Bits per Word
SL: Number of Fanouts (Unit: Standard Load)
F: Operating Frequency (Unit: MHz)