User`s manual
Am186
TM
CC Microcontroller ISDN TA Reference Design Manual
A-17
1
1
2
2
3
3
4
4
5
5
E E
D D
C C
B B
A A
NOTE: SIPEX XCVR'S HAVE 400K PULLUPS ON
DRIVER INPUTS AND 5K PULLDOWNS ON
RECEIVER INPUTS
4
Board Edge
2
Serrano USB Attach/Detach
Attach
2) AM186CC drives USB_Vcc to enable Q1
Detach
2) AM186CC Tri-states USBD+/-
USB_Detect)
PIO - USB_Detect
34
3
2
Front View
USB Interface
PCB Footprint
TOP VIEW
1
1
USB Type B
PIO - USB_Vcc
USB Active
1
3
2
SOT-23 Top View
RB400D
Serial Interface
D
2
SOT-23 Top View
3
1
G
S
TN0200T
REV 2.0: Changed PN
REV 2.0: Pinout
REV 2.0: Added
REV 2.0: Added
SERIAL_USB.SCH
1.0
(C) Advanced Micro Devices, Inc. (800) 222-9323
5204 E. Ben White Blvd.
Austin, TX 78741
AMD Proprietary/All Rights Reserved
56Friday, August 14, 1998
Design Name
Size Schematic Sheet Name Rev
Date: Sheet of
16x12.5
PAH59
PIOINHS
RTRHS#
PAH69
PAH70
PAH80
PAH81
PAH82
TXDHS
FETFBR
D-
USBDODFET
USBFBGND
USBFB
D+
PIOOUTHS
TX_LED
RX_LED
SLEDX4
Q1_R
R2INR
T1OUTR
R3INR
R4INR
T2OUTR
T3OUTR
RXDHS
CTSHS#
VCC5
VCC3
VCC5
VCC5
FB3
MURATA BLM21A121SPB
FB2
MURATA BLM21A121SPB
GS
D
Q1
TN0200T
1
32
GS
D
Q2
TN0200T
SOT-23
1
32
U14A
74ACT04
1 2
14
7
CR2
LED RT GREEN
SLI 5608F5
1 2
CR4
LED RT GREEN
SLI 5608F5
12
U13
SP211
Sipex SP211ECA
2
3
45
6
7
8 9
10
11
12
13
14
15
16
17
19
20
21
22 23
24
25
26 27
1
28
18
T1OUT
T2OUT
R2INR2OUT
T2IN
T1IN
R1OUT R1IN
GND
VCC
C1+
V+
C1-
C2+
C2-
V-
R5OUT
T3IN
T4IN
R4OUT R4IN
EN#
SD
R3OUT R3IN
T3OUT
T4OUT
R5IN
D1
DIODE RB400D
2 3
P2
CONNECTOR DB9
AMP 787844-5
5
9
4
8
3
7
2
6
1
10
11
CR3
LED RT GREEN
SLI 5608F5
1 2
C47
1000pF
C46
1000pF
C45
1000pF
C44
1000pF
C48
1000pF
C54
22pF
C53
22pF
C49
1000pF
C67
0.1uF
C42
0.1uF
C50
0.1uF
C43
0.1uF
C51
0.1uF
C52
0.1uF
R25
680
R26
680
R27
1.5K
R30 270
R28 0
R29 0
R107
100k
R101 100
R102 100
R103 100
R104 100
R105 100
R106 100
P3
USB CON
AMP 787780-1
1
3
2
4
5
6
VUSB
USBD+
USBD-
GND
GND
GND
PIO1
PIO42
PIO43
PIO8
RTRHU#
RXDHU
CTSHU#
TXDHU
PIO28
USBD-
USBD+
RESOUT
RESOUT#
about.book Page 17 Friday, December 18, 1998 9:41 AM