SEC ASIC
5-33
STD80/STDM80
SPSRAMA Gen
Single-Port Synchronous RAM Generator – Alternative
Characteristic Equation Tables
STD80
1)
Timing Characteristics [Unit: ns]
2)
Power Characteristics [Unit:
μ
W]
Timing Type
Timing Equation
Y = 2
5.05e – 03 * W + 1.32e – 02 * B / BA + 3.12e – 01 * S + 1.1222
2.88e – 03 * W + 4.63e – 03 * B / BA – 2.55e – 01 * S + 1.4029 * 0.019 * SL + 2.1511
2.94e – 03 * W + 5.16e – 03 * B / BA + 6.26e – 01 * 0.019 * SL + 2.2007 + 8.28e – 07 * W
* B / BA + 1.79e – 05 * W * 0.019 * SL – 1.39e – 04 * B / BA * 0.019 * SL
Y = 4
2.52e – 03 * W + 2.65e – 02 * B / BA + 3.12e – 01 * S + 1.1222
1.44e – 03 * W + 9.26e – 03 * B / BA – 2.55e – 01 * S + 1.4029 * 0.019 * SL + 2.1511
1.47e – 03 * W + 1.03e – 02 * B / BA + 6.26e – 01 * 0.019 * SL + 2.2007 + 8.28e – 07 * W
* B / BA + 8.97e – 06 * W * 0.019 * SL – 2.78e – 04 * B / BA * 0.019 * SL
Y = 8
1.26e – 03 * W + 5.31e – 02 * B / BA + 3.12e – 01 * S + 1.1222
7.20e – 04 * W + 1.85e – 02 * B / BA – 2.55e – 01 * S + 1.4029 * 0.019 * SL + 2.1511
7.36e – 04 * W + 2.06e – 02 * B / BA + 6.26e – 01 * 0.019 * SL + 2.2007 + 8.28e – 07 * W
* B / BA + 4.48e – 06 * W * 0.019 * SL – 5.57e – 04 * B / BA * 0.019 * SL
Y = 16
6.31e – 04 * W + 1.06e – 01 * B / BA + 3.12e – 01 * S + 1.1222
3.60e – 04 * W + 3.70e – 02 * B / BA – 2.55e – 01 * S + 1.4029 * 0.019 * SL + 2.1511
3.68e – 04 * W + 4.13e – 02 * B / BA + 6.26e – 01 * 0.019 * SL + 2.2007 + 8.28e – 07 * W
* B / BA + 2.24e – 06 * W * 0.019 * SL – 1.11e – 03 * B / BA * 0.019 * SL
Y = 32
3.15e – 04 * W + 2.12e – 01 * B / BA + 3.12e – 01 * S + 1.1222
1.80e – 04 * W + 7.41e – 02 * B / BA – 2.55e – 01 * S + 1.4029 * 0.019 * SL + 2.1511
1.84e – 04 * W + 8.26e – 02 * B / BA + 6.26e – 01 * 0.019 * SL + 2.2007 + 8.28e – 07 * W
* B / BA + 1.12e – 06 * W * 0.019 * SL – 2.23e – 03 * B / BA * 0.019 * SL
tpc
trp
tacc
tpc
trp
tacc
tpc
trp
tacc
tpc
trp
tacc
tpc
trp
tacc
Power Type
Power Equation
Y = 2
(1.8029e – 01 * W + 8.6499e – 01 * B – 5.9569 + 2.8970e – 03 * W * B) * VDD
2
* F
(3.2494e – 03 * W + 8.7595e – 02 * B + 7.7824e – 01 + 2.6855e – 05 * W * B) * VDD
2
* F
Y = 4
(9.0149e – 02 * W + 1.7299 * B – 5.9569 + 2.8970e – 03 * W * B) * VDD
2
* F
(1.6247e – 03 * W + 1.7519e – 01 * B + 7.7824e – 01 + 2.6855e – 05 * W * B) * VDD
2
* F
power_ck
power_csn
power_ck
power_csn
< Condition & Descriptions >
W: Number of Words
Y: Ymux Type
S: Input Slope (Unit: ns)
VDD: Operating Voltage (Unit: V)
B: Bits per Word
BA: Number of Banks (1 or 2)
SL: Number of Fanouts (Unit: Standard Load)
F: Operating Frequency (Unit: MHz)