ACS411CS Semtech Corporation, ACS411CS Datasheet - Page 39

• Manufacturer Part Number: ACS411CS
• Description: Acapella Optical Modem ic
• Manufacturer: Semtech Corporation

Pin Description of interface signals between ACS9020 and ACS4110.
Pin
132
109
107
106
110
61
RXDATN
TXDATN
RXDATP
TXDATP
ENTX
Sym
IO
O
O
O
I
I
I
Enable
Transmit
Receive data
Receive data
Transmit data
Transmit data
Name
data in (or slicing level in for
data in (or slicing level in for
Transmit active (ACS4110).
Enable transmit (ACS9020).
Negative differential receive
RXDATP).
Positive receive data in.
Negative differential transmit
TXDATP).
Positive transmit data out.
Description
39
Pin Description ACS9020 part 1.
Pin
20
22
23
24
25
10
12
13
14
15
16
17
18
19
21
11
2
3
4
5
6
7
8
9
1
COFFWIN
ENCOFFB
RXFLAG
RXMON
RXVDD1
PLLVDD
CBTSTRP
DOUTN
DOUTP
RXGND
LEDRX
ENRXB
PINRX
ENPLL
IDOUT
ICOFF
XOUT
GND2
DINN
RPLL
DINP
Sym
XIN
F0
F1
F2
IO
O
O
O
O
I
I
-
I
-
-
-
I
I
I
-
-
-
I
I
-
-
-
System Clock
Crystal
GND
data
output data
current for
offset
compensation
compensation
capacitor
compensation
enable
enable
Ground
supply
LED receive
PINP/PINN
Receive
Frequency set
VDD for
VCO
PLL reference
resistor
PLL Enable
PLL Positive
input data
PLL Negative
input data
Receiver
Positive output
Receiver
Negative
Reference
Data output
Bias current
for automatic
windowing
Auto offset
bootstrap
Auto output
generated
window output
Receiver offset
Receiver
Receiver signal
monitor flag
Receiver signal
monitor
Receive power
Name
ACS411CS PRE-RELEASE Issue 6.0 July 1999.
1K
100K
10nF to GND to give 2ms
100K
1M potentiometer to GND to
Set Logic High or Low.
Set Logic High or Low.
62K
Set Logic High or Low.
Connect to DOUTN.
Connect to DOUTP.
Connect to DINN (220
GND if IDOUT floating).
Connect to DINP (220
GND if IDOUT floating).
external differential o/p loads).
COFFWIN delay of 60ns.
Connect to ENCOFFB for auto
Connect o COFFWIN for auto
Set to Logic High or Low.
adjust RXFLAG threshold
External crystal with 20pF
padding capacitor.
PLL rate select.
Power supply, 4.75 - 5.25
Volts.
Power supply.
bootstrap delay (ICOFF =
windowing.
windowing.
Use to drive external monitor
LED.
Power supply.
Power supply, 4.75 - 5.25
Volts.
to VDD (or float if using
to GND
to RXVDD1 to give
Description
to
to