MAX5970ETX+ Maxim Integrated Products, MAX5970ETX+ Datasheet - Page 24

• 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

Table 21. Undervoltage Warning Threshold Register Format (High-Order Bits)
Table 22. Undervoltage Warning Threshold Register Format (Low-Order Bits)
Table 23. Undervoltage Critical Threshold Register Format (High-Order Bits)
Table 24. Undervoltage Critical Threshold Register Format (Low-Order Bits)
0V to 16V, Dual Hot-Swap Controller with 10-Bit
Current and Voltage Monitor and 4 LED Drivers
The most recent voltage values are continuously com-
pared to four programmable limits, comprising two
24
Description:
Register Title:
Register Addresses:
Description:
Register Titles:
Register Addresses:
Description:
Register Title:
Register Addresses:
Description:
Register Title:
Register Addresses:
uv1_9
uv2_9
_____________________________________________________________________________________
bit 7
bit 7
bit 7
bit 7
R/W
R/W
R
R
uv1_8
uv2_8
bit 6
bit 6
bit 6
bit 6
R/W
R/W
R
R
Overvoltage Detection Thresholds
Undervoltage warning threshold high-order bits [9:2]
uv1th_ch0_msb
0xA1
Undervoltage warning threshold low-order bits [1:0]
uv1th_ch0_Isb
0x1B
Undervoltage critical threshold high-order bits [9:2]
uv2th_ch0_msb
0x1C
Undervoltage critical threshold low-order bits [1:0]
uv2th_ch0_lsb
0x1D
Digital Undervoltage and
uv1_7
uv2_7
bit 5
bit 5
bit 5
bit 5
R/W
R/W
R
R
uv1_6
uv2_6
bit 4
bit 4
bit 4
R/W
R/W
bit 4
R
R
uv1th_ch1_msb
0x1E
uv1th_ch1_lsb
0x1F
uv2th_ch1_msb
0x26
uv2th_ch1_lsb
0x27
uv1_5
uv2_5
bit 3
bit 3
bit 3
bit 3
R/W
R/W
R
R
undervoltage (UV) levels (see Tables 21–24) and two
overvoltage (OV) levels (see Tables 25–28).
uv1_4
uv2_4
bit 2
R/W
bit 2
bit 2
bit 2
R/W
R
R
uv1_3
uv1_1
uv2_3
uv2_1
bit 1
bit 1
bit 1
R/W
R/W
R/W
bit 1
R/W
uv1_2
uv1_0
uv2_2
uv2_0
bit 0
R/W
bit 0
R/W
bit 0
bit 0
R/W
R/W
VALUE
VALUE
VALUE
VALUE
RESET
RESET
RESET
RESET
0x00
0x00
0x00
0x00