PLX Technology PEX 8624-AA RDK, Hardware Reference Manual

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5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
D9_2 D8_2 D6_2
D7_2 PWRLED_B#
V_6
PERST_B#
PERST#
CLKEN_B#
MRL_B#_I
PWREN_7
PWRFLT_B#_I
CLKEN#_SL1
PWRGD_B_I
PERST#_SL1
12VSENSE_6
IS1_6
3VG_6
3VSENSE_6
IS_6
HP_SL1_CTL
PWREN_B
BUTTON_B#_I
ATNLED_B#
MAN_PST_S3
RST_8
SRT_8
PERST_8
PERST#_9
V
S
2_6
V
S
1_6
FAULT#_6
12VG_6 3VG_6
3.3V_SL1 12V_SL1 3.3VCC
3.3VCC
12V_A
12V_SL1
3.3V_A
3.3V_SL1
3.3VCC
3.3VCC
3.3VCC
3.3VCC
3.3VCC
3.3V_SL1
3.3V_A
PERST# {3,5,9} PERST#_SL1 {3}
CLKEN#_SL1 {4}
MRL_B#_I {8}
BUTTON_B#_I {8}
ATNLED_B# {8}
PWRLED_B# {8}
PERST#_P1 {4}
PERST# {3,5,9}
PWRGD_B_I
PWRFLT_B#_I {8}
PWREN_B {8}
PERST_B# {8}
CLKEN_B# {8}
Title
Size Document Number Rev
Date: Sheet of
91-0080-000-A 4
PLX TECHNOLOGY, INC.
870 W Maude Ave, Sunnyvale, CA 94085
B
6 9 Friday, March 26, 2010
www.plxtech.com
Title
Size Document Number Rev
Date: Sheet of
91-0080-000-A 4
PLX TECHNOLOGY, INC.
870 W Maude Ave, Sunnyvale, CA 94085
B
6 9 Friday, March 26, 2010
www.plxtech.com
Title
Size Document Number Rev
Date: Sheet of
91-0080-000-A 4
PLX TECHNOLOGY, INC.
870 W Maude Ave, Sunnyvale, CA 94085
B
6 9 Friday, March 26, 2010
www.plxtech.com
PARALLEL HP & RESET CIRCUIT
PEX8624RDK
PARALLEL HOT PLUG CIRCUIT FOR SLOT 1
C70 IS USED TO SET THE RESET TIMEOUT
PERIOD FOR U9. A VALUE OF 0.001UF RESULTS
IS APPROXIMATELY 3MS. SEE MANUFACTURER
DATASHEET FOR DETAILS.
RESET CIRCUIT
SW3
DEFAULT SETTINGS
1: ON
2: ON
C69
1uF
C69
1uF
D8
GREEN
D8
GREEN
2
1
R57
51K
R57
51K
C86
0.1uF
C86
0.1uF
C118 NL C118 NL
R89 0 R89 0
D7 GREEN D7 GREEN
2 1
S2
SW PUSHBUTTON
S2
SW PUSHBUTTON
1 3
R50
1.2K
R50
1.2K
U8
NC7S08
U8
NC7S08
VCC
5
GND
3
A
1
B
2
Y
4
R94
12.4K 1%
R94
12.4K 1%
R47
4.7K R47
4.7K
R41 0.02 1% R41 0.02 1% R44 0.02 1% R44 0.02 1%
C71
0.1uF
C71
0.1uF
R96
13.7K 1%
R96
13.7K 1%
C67 0.1uF C67 0.1uF
R49
4.7K
R49
4.7K
R45 4.7K R45 4.7K
S3
SW PUSHBUTTON
S3
SW PUSHBUTTON
1 3
R46 4.7K R46 4.7K
R56 0 R56 0
R51
150
R51
150
U6
TPS2311PW
U6
TPS2311PW
GATE1
1
GATE2
2
DGND
3
TIMER
4
AGND
8
DISCH1
20
DISCH2
19
ENABLE
18
FAULT#
16
IN1
11
IN2
12
ISENSE1
10
ISENSE2
9
ISET1
15
ISET2
14
PWRGD1#
17
PWRGD2#
13
VREG
5
VSENSE1
7
VSENSE2
6
C117 NL C117 NL
R43 2K R43 2K
D6 GREEN D6 GREEN
2 1
R52
4.7K
R52
4.7K
R53
150
R53
150
R42 2K R42 2K
R55
10K
R55
10K
U9
MAX6420
U9
MAX6420
RST IN
3
VCC
5
SRT
4
GND
2
RESET#
1
R95
20K 1%
R95
20K 1%
C66 0.1uF C66 0.1uF
R58 0 R58 0
C70
0.001uF
C70
0.001uF
Q3
N-MOS
Q3
N-MOS
D
5
D
6
D
7
D
8
S
1
S
2
S
3
G
4
ON
SW3
SW DIP-2
ON
SW3
SW DIP-2
1
2 4
3
Q4
N-MOS
Q4
N-MOS
D
5
D
6
D
7
D
8
S
1
S
2
S
3
G
4
R54
150
R54
150
D9
GREEN
D9
GREEN
2
1
R59
5.1K
R59
5.1K
R93
100K 1%
R93
100K 1%
C68
0.1uF
C68
0.1uF
R48
4.7K
R48
4.7K
R88 4.7K R88 4.7K
U7
SN74LVC157PW
U7
SN74LVC157PW
2A
5
VCC
16
1A
2
1B
3
4B
13
GN
D
8
4A
14
3B
10
2B
6
3A
11
1Y
4
2Y
7
3Y
9
4Y
12
A#/B
1
G#
15