SMH4814 Datasheet, PDF (34/44 Pages) Summit Microelectronics, Inc. – Dual Feed Active-ORing Programmable Hot Swap Controller

CONFIGURATION REGISTERS (CONTINUED)
SMH4814
Preliminary Information
Register R06 – Glitch Filters.
Bits D[7:6] control the UV/OV Glitch Filter. Bits D[5:4] control the RESET# Glitch Filter. Bits D[3:2] control the FBX
Glitch Filter. Bits D[1:0] control the CBSENSE Glitch Filter.
Register R06
D7 D6 D5 D4 D3 D2 D1 D0
Action
0
0
-
-
-
-
-
- ^{UV/OV Glitch Filter is 1µs.}
0
1
-
-
-
-
-
- UV/OV Glitch Filter is 14µs.
1
0
-
-
-
-
-
- UV/OV Glitch Filter is 40µs.
1
1
-
-
-
-
-
- UV/OV Glitch Filter is 119µs.
-
-
0
0
-
-
-
- ^{RESET# Glitch Filter is 1µs.}
-
-
0
1
-
-
-
- RESET# Glitch Filter is 14µs.
-
-
1
0
-
-
-
- RESET# Glitch Filter is 40µs.
-
-
1
1
-
-
-
- RESET# Glitch Filter is 119µs.
-
-
-
-
0
0
-
- ^{FBX Glitch Filter is 1µs.}
-
-
-
-
0
1
-
- FBX Glitch Filter is 14µs.
-
-
-
-
1
0
-
- FBX Glitch Filter is 40µs.
-
-
-
-
1
1
-
- FBX Glitch Filter is 119µs.
-
-
-
-
-
-
0
0 CBSENSE Glitch Filter is 1µs.
-
-
-
-
-
-
0
1 CBSENSE Glitch Filter is 14µs.
-
-
-
-
-
-
1
0 CBSENSE Glitch Filter is 40µs.
-
-
-
-
-
-
1
1 CBSENSE Glitch Filter is 119µs.
Register R07 – FEEDA/B Current.
Bits D[7:4] control the FEED Offset Current. Bits D[3:0] control the FEED Hysteresis Current
Register R07
D7 D6 D5 D4 D3 D2 D1 D0
Action
FEED Offset Current is defined by the value in this
1
0
0
0
X
X
X
X
register, plus 10 uA. The range of offset current is
10-25uA. The default value shown here represents
18uA (8b+10).
X
X
X
X
1
0
0
0
FEED Hysteresis current ranges from 0-15ua. The
default shown here is 8uA
Summit Microelectronics, Inc
2080 2.0 07/21/05
34