ncp5381a ON Semiconductor, ncp5381a Datasheet - Page 15

• Manufacturer Part Number: ncp5381a
• Description: 2/3/4 Phase Buck Controller For Vr10 And Vr11 Pentium Iv Processor Applications
• Manufacturer: ON Semiconductor

ELECTRICAL CHARACTERISTICS
VR10 DAC
VR10 VID Codes
System Voltage Accuracy
No−Load Offset Voltage from
Nominal DAC Specification
(0°C < T
400 mV
VID4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
A
< 70°C; 0°C < T
Parameter
200 mV
VID3
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
J
< 85°C; 10.8 V < V
100 mV
VID2
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1.0 V < DAC < 1.6 V
0.8 V < DAC < 1.0 V
0.5 V < DAC < 0.8 V
With CS Input DVin = 0 V
CC
< 13.2 V; All DAC Codes; C
Test Conditions
50 mV
VID1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
http://onsemi.com
15
25 mV
VID0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
VCC
= 0.1 mF, F
Min
12.5 mV
−
VID5
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
SW
= 400 kHz, unless otherwise stated)
Typ
−19
−
6.25 mV
VID6
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Max
±0.5
±5.0
±8.0
Nominal DAC
Voltage (V)
1.60000
1.59375
1.58750
1.58125
1.57500
1.56875
1.56250
1.55625
1.55000
1.54375
1.53750
1.53125
1.52500
1.51875
1.51250
1.50625
1.50000
1.49375
1.48750
1.48125
1.47500
1.46875
1.46250
1.45625
1.45000
1.44375
1.43750
1.43125
1.42500
1.41875
1.41250
1.40625
1.40000
1.39375
1.38750
1.38125
1.37500
Units
mV
mV
mV
%