1.10 VDD/VSS Rules And Guidelines
Introduction
STDL130
1-40
Samsung ASIC
Table 1-16.
Derating Equation (External 2.5V Interface)
Table 1-17.
Derating Equation (External 3.3V Interface)
Item
Mode
Equation
Range
1–8mA
12–24mA
Package Lead
D
L_vdd
0.0123
×
Lpg + 1.9753
0.0247
×
Lpg + 1.8518
0.0430
×
Lpg + 1.5054
0.0323
×
Lpg + 1.6129
1.0000
1.6419
2.0778
1.0000
1.1613
1.7742
1.2962
×
voltage + 4.4012
0.8025
×
voltage + 3.1667
1.1828
×
voltage + 4.1075
0.7527
×
voltage + 3.0323
0.000988
×
temp + 1.0000
0.000455
×
temp + 1.0135
0.00258
×
temp + 1.0000
0.00254
×
temp + 1.00097
0.0370
×
cload + 0.6296
0.0154
×
cload + 1.2778
0.0328
×
cload + 0.6720
0.0199
×
cload + 1.0591
0.1250
×
Lpg + 0.8333
0.0833
×
Lpg + 1.2500
0.0769
×
Lpg + 0.7692
0.0385
×
Lpg + 1.1538
1.0000
1.2083
1.3750
1.0000
1.0000
1.1154
0.2083
×
voltage + 1.6042
0.4167
×
voltage + 2.1250
0.1923
×
voltage + 1.5577
0.3846
×
voltage + 2.0385
0.001667
×
temp + 1.0000
0.000758
×
temp + 1.0227
0.00154
×
temp + 1.0000
0.00209
×
temp + 0.9860
0.0125
×
cload + 0.8750
0.0021
×
cload + 1.1875
0.0115
×
cload + 0.8846
0.0019
×
cload + 1.1730
3nH
≤
Lpg
≤
10nH
10nH
≤
Lpg
≤
15nH
3nH
≤
Lpg
≤
10nH
10nH
≤
Lpg
≤
15nH
best
typical
worst
best
typical
worst
2.3
≤
voltage
≤
2.5
2.5
≤
voltage
≤
2.7
2.3
≤
voltage
≤
2.5
2.5
≤
voltage
≤
2.7
40
≤
temp
≤
25
25
≤
temp
≤
80
40
≤
temp
≤
25
25
≤
temp
≤
80
10pF
≤
cload
≤
30pF
30pF
≤
cload
≤
50pF
10pF
≤
cload
≤
30pF
30pF
≤
cload
≤
50pF
D
L_vss
Process
D
P_vdd
D
P_vss
Voltage
D
V_vdd
D
V_vss
Temperature
D
T_vdd
D
T_vss
Cload
D
C_vdd
D
C_vss
Item
Mode
Equation
Range
1–8mA
12–24mA
Package Lead
D
L_vdd
0.0320
×
Lpg + 1.6800
0.0320
×
Lpg + 1.6800
0.0609
×
Lpg + 1.4634
0.0244
×
Lpg + 1.8293
1.0000
1.4720
1.7520
1.0000
1.1097
1.4390
0.7200
×
voltage + 3.5120
0.4533
×
voltage + 2.6320
0.5285
×
voltage + 2.8536
0.3658
×
voltage + 2.3170
0.00096
×
temp + 1.0000
0.00058
×
temp + 1.0095
0.00146
×
temp + 1.0000
0.00155
×
temp + 0.9978
0.0236
×
cload + 0.7640
0.0264
×
cload + 0.6800
0.0207
×
cload + 0.7927
0.0177
×
cload + 0.8841
0.0857
×
Lpg + 1.1429
0.1143
×
Lpg + 0.8571
0.0909
×
Lpg + 0.9091
0.0455
×
Lpg + 1.3636
1.0000
1.2000
1.3428
1.0000
1.0000
1.1304
0.2857
×
voltage + 2.0000
0.1905
×
voltage + 1.6857
0.1515
×
voltage + 1.5909
0.3030
×
voltage +2.0909
0.00114
×
temp + 1.0000
0.00156
×
temp + 0.9896
0.00364
×
temp + 1.0000
0.00165
×
temp + 1.0496
0.0257
×
cload + 0.7429
0.0043
×
cload + 1.3857
0.01136
×
cload + 0.8864
0.00227
×
cload + 1.1591
3nH
≤
Lpg
≤
10nH
10nH
≤
Lpg
≤
15nH
3nH
≤
Lpg
≤
10nH
10nH
≤
Lpg
≤
15nH
best
typical
worst
best
typical
worst
3.0
≤
voltage
≤
3.3
3.3
≤
voltage
≤
3.6
3.0
≤
voltage
≤
3.3
3.3
≤
voltage
≤
3.6
40
≤
temp
≤
25
25
≤
temp
≤
80
40
≤
temp
≤
25
25
≤
temp
≤
80
10pF
≤
cload
≤
30pF
30pF
≤
cload
≤
50pF
10pF
≤
cload
≤
30pF
30pF
≤
cload
≤
50pF
D
L_vss
Process
D
P_vdd
D
P_vss
Voltage
D
V_vdd
D
V_vss
Temperature
D
T_vdd
D
T_vss
Cload
D
C_vdd
D
C_vss