MAX5970ETX+ Maxim Integrated Products, MAX5970ETX+ Datasheet - Page 23

• Manufacturer Part Number: MAX5970ETX+
• Description: IC CTLR HOT-SWAP DUAL 36TQFN
• Manufacturer: Maxim Integrated Products
• Type: Hot-Swap Controllerr

Specifications of MAX5970ETX+

• Applications: General Purpose, PCI Express
• Internal Switch(s): No
• Voltage - Supply: 2.7 V ~ 16 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 36-WFQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

0V to 16V, Dual Hot-Swap Controller with 10-Bit
The voltage at the load (MON_ inputs) is sampled by
the internal ADC. The MON_ full-scale voltage for each
Table 17. ADC Voltage Monitor Settings Register Format
Table 18. ADC Full-Scale Voltage Setting
Table 19. ADC Voltage Conversion Result Register Format (High-Order Bits)
Table 20. ADC Voltage Conversion Result Register Format (Low-Order Bits)
The most recent voltage conversion results can be read
from the adc_chx_mon_msb and adc_chx_mon_lsb reg-
isters (see Tables 19 and 20).
Description:
Register Title:
Register Addresses:
Description:
Register Title:
Register Addresses:
Description:
Register Title:
Register Addresses:
Current and Voltage Monitor and 4 LED Drivers
vnew_9
bit 7
R/W
bit 7
bit 7
—
R
R
MONx_rng1
0
0
1
1
vnew_8
Digital Voltage Monitoring and
______________________________________________________________________________________
bit 6
R/W
bit 6
bit 6
—
R
R
ADC voltage monitor full-scale range settings (for MON_ inputs)
mon_range
0x18
Most recent voltage conversion result, high-order bits [9:2]
adc_ch0_mon_msb
0x02
Most recent voltage conversion result, low-order bits [1:0]
adc_ch0_mon_lsb
0x03
Power-Good Outputs
vnew_7
bit 5
R/W
bit 5
bit 5
—
R
R
vnew_6
bit 4
R/W
bit 4
bit 4
—
R
R
MONx_rng0
adc_ch1_mon_msb
0x06
adc_ch1_mon_lsb
0x07
0
1
0
1
MON2_rng1
vnew_5
bit 3
R/W
bit 3
bit 3
R
R
channel can be set to 16V, 8V, 4V, or 2V by writing to
register mon_range. The default range is 16V (Tables
17 and 18).
MON2_rng0
vnew_4
bit 2
R/W
bit 2
bit 2
R
R
ADC FULL-SCALE VOLTAGE (V)
MON1_rng1
vnew_3
vnew_1
bit 1
R/W
bit 1
bit 1
R
R
16
8
4
2
MON1_rng0
vnew_2
vnew_0
bit 0
R/W
bit 0
bit 0
R
R
RESET
VALUE
VALUE
VALUE
RESET
RESET
0x00
0x00
0x00
23