AM7996EVAL-HW AMD [Advanced Micro Devices], AM7996EVAL-HW Datasheet - Page 2

• Manufacturer Part Number: AM7996EVAL-HW
• Description: Ethernet/Cheapernet Transceiver Evaluation Kit
• Manufacturer: AMD [Advanced Micro Devices]

DC – DC CONVERTER PINOUT
CIRCUIT DIAGRAM
Notes:
C
C3
RMC = Receive Mode Collision Detection (R1, R2, and C2 are needed for RMC Function)
TMC = Transmit Mode Collision Detection
P2-13
P2-10
P2-14
L
P2-5
P2-12
P2-11
P2-8
P2-2
P2-9
P2-3
P2-1
P2-4
P2-6
= Effective Parasitic Capacitance
= 1/3 C
Transmit
Collision
Receive
Jumper 1 to 2 and 3 to 4
Jumper 1 to 3, open 2 and 4
R8 = 0 (Short)
n/c
C7
1
2
4
5
7
8
L
+4.7 F
25 V
(PC Trace was Used for C3)
PE64102
PE64107
or
0.1 F
C6
Reliability INC.
2E12R9
Pulse Engineering
PE64540
DC/DC Converters
*DC – DC Converter
16
15
13
12
10
9
+IN
+12 V
–IN
40.2 1%
40.2 1%
R10
R9
+OUT
–OUT
C10
1500 pF
3 KV
–9 V
174 1%
SQE
R8
W2
C9
0.1 F
+IN
1, 2
Am7996EVAL-HW
1
Input = +12 V
10
1
2
3
4
5
6
7
8
9
C8
+4.7 F
VCC1
CI+
CI–
DI+
DI–
VCREF
SQ
E
Test
DO+
DO–
V
EE
COLL OSC
–9 V
23, 24
m
A
–IN
7
9
9
6
2
Shield
VCC2
VCOL
VTX+
VTX–
RXT
TXT
Tap
NC
NC
20
19
18
17
16
15
14
13
12
11
11, 12
+OUT
R7 9.09 1%
4
Output = –9 V
R4 5%
1.1 k
24.9 k
C
0.1 F
L
C1
TMC 1
3
33 pF
C5
RMC
RMC
C4
150 pF
–OUT
9, 10
4
5
2
R5 75 K
150 k
R6 9.09 1%
499
R2
C3
R1
CR2
IN4001
1%
CR1
IN4150
C2
0.1 F
Connector
P1
BNC
AMD
3–5