ADM1027ARQZ-REEL7 ON Semiconductor, ADM1027ARQZ-REEL7 Datasheet - Page 12

• Manufacturer Part Number: ADM1027ARQZ-REEL7
• Description: IC REMOTE THERMAL CTRLR 24QSOP
• Manufacturer: ON Semiconductor
• Series: dBCool®r

Specifications of ADM1027ARQZ-REEL7

• Function: Fan Control, Temp Monitor
• Topology: ADC, Comparator, Fan Speed Counter, Multiplexer, Register Bank
• Sensor Type: External & Internal
• Sensing Temperature: 0°C ~ 105°C, External Sensor
• Output Type: SMBus™
• Output Alarm: No
• Output Fan: Yes
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: 0°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 24-QSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ADM1027
12 V
<0.0156
0.0156 – 0.0312
0.0312 – 0.0469
0.0469 – 0.0625
0.0625 – 0.0781
0.0781 – 0.0937
0.0937 – 0.1093
0.1093 – 0.1250
0.1250 – 0.1406
4.0000 – 4.0156
8.0000 – 8.0156
12.0000 – 12.0156 5.0025 – 5.0090
15.8281 – 15.8437 6.5983 – 6.6048
15.8437 – 15.8593 6.6048 – 6.6113
15.8593 – 15.8750 6.6113 – 6.6178
15.8750 – 15.8906 6.6178 – 6.6244
15.8906 – 15.9062 6.6244 – 6.6309
15.9062 – 15.9218 6.6309 – 6.6374
15.9218 – 15.9375 6.6374 – 6.4390
15.9375 – 15.9531 6.6439 – 6.6504
15.9531 – 15.9687 6.6504 – 6.6569
15.9687 – 15.9843 6.6569 – 6.6634
>15.9843
*The V
output codes are the same as for the 5 V
IN
CC
output codes listed assume that V
5 V
<0.0065
0.0065 – 0.0130
0.0130 – 0.0195
0.0195 – 0.0260
0.0260 – 0.0325
0.0325 – 0.0390
0.0390 – 0.0455
0.0455 – 0.0521
0.0521 – 0.0586
1.6675 – 1.6740
3.3300 – 3.3415
>6.6634
IN
IN
CC
column.
is 3.3 V. If V
Input Voltage
V
<0.0042
0.0042 – 0.0085 0.0032 – 0.0065
0.0085 – 0.0128 0.0065 – 0.0097
0.0128 – 0.0171 0.0097 – 0.0130
0.0171 – 0.0214 0.0130 – 0.0162
0.0214 – 0.0257 0.0162 – 0.0195
0.0257 – 0.0300 0.0195 – 0.0227
0.0300 – 0.0343 0.0227 – 0.0260
0.0343 – 0.0386 0.0260 – 0.0292
1.1000 – 1.1042 0.8325 – 0.8357
2.2000 – 2.2042 1.6650 – 1.6682
3.3000 – 3.3042 2.4975 – 2.5007
4.3527 – 4.3570 3.2942 – 3.2974
4.3570 – 4.3613 3.2974 – 3.3007
4.3613 – 4.3656 3.3007 – 3.3039
4.3656 – 4.3699 3.3039 – 3.3072
4.3699 – 4.3742 3.3072 – 3.3104
4.3742 – 4.3785 3.3104 – 3.3137
4.3785 – 4.3828 3.3137 – 3.3169
4.3828 – 4.3871 3.3169 – 3.3202
4.3871 – 4.3914 3.3202 – 3.3234
4.3914 – 4.3957 3.3234 – 3.3267
>4.3957
CC
Table II. 10-Bit A/D Output Code vs. V
(3.3 V
CC
input is reconfigured for 5 V operation (by setting Bit 7 of Configuration Register 1), then the V
Rev. 3 | Page 12 of 56 | www.onsemi.com
IN
)*
<0.0032
>3.3267
2.5 V
–12–
IN
V
<0.00293
0.0293 – 0.0058 1
0.0058 – 0.0087 2
0.0087 – 0.0117 3
0.0117 – 0.0146 4
0.0146 – 0.0175 5
0.0175 – 0.0205 6
0.0205 – 0.0234 7
0.0234 – 0.0263 8
0.7500 – 0.7529 256 (1/4 scale) 01000000 00
1.5000 – 1.5029 512 (1/2 scale) 10000000 00
2.2500 – 2.2529 768 (3/4 scale)
2.9677 – 2.9707 1013
2.9707 – 2.9736 1014
2.9736 – 2.9765 1015
2.9765 – 2.9794 1016
2.9794 – 2.9824 1017
2.9824 – 2.9853 1018
2.9853 – 2.9882 1019
2.9882 – 2.9912 1020
2.9912 – 2.9941 1021
2.9941 – 2.9970 1022
>2.9970
CCPIN
IN
0
1023
Decimal
A/D Output
Binary (10 Bits)
00000000 00
00000000 01
00000000 10
00000000 11
00000001 00
00000001 01
00000001 10
00000001 11
00000010 00
11111101 01
11111101 10
11111101 11
11111110 00
11111110 01
11111110 10
11111110 11
11111111 00
11111111 01
11111111 10
11111111 11
11000000 00
REV. A
CC