Quick Reference
Catalyst 8540 CSR and MSR
Hardware Information

Chassis Installation

Distance and Pinout Information

Maximum Transmission Distances

Transceiver Speed	Cable Type	Max. Distance Between Stations
10/100-Mbps Ethernet	Category 5 UTP	328 feet (100 m)
100-Mbps Ethernet	Multimode fiber	1640 feet (500 m)
1000-Mbps Ethernet	Multimode fiber	1640 feet (500 m)
1000-Mbps Ethernet	Single-mode fiber	16404 feet (5 km)
OC-3c, 155-Mbps ATM	Single-mode fiber	9 miles (15 km)
OC-3c, 155-Mbps ATM	Single-mode fiber, long reach	18 miles (30 km)
OC-3c, 155-Mbps ATM	Multimode fiber	1.2 miles (2 km)
OC-12c, 622-Mbps	Single-mode fiber, intermediate reach	9 miles (15 km)
OC-12c, 622-Mbps	Single-mode fiber, long reach	25 miles (40 km)¹
OC-12c, 622-Mbps	Multimode fiber	1640 feet (500 m)
OC-48c, 2488-Mbps	Single-mode fiber, intermediate reach	9 miles (15 km)
OC-48c, 2488-Mbps	Single-mode fiber, long reach	50 miles (80 km)
T1, 1.544-Mbps ATM	Category 5 twisted-pair	650 feet (198 m)
E1, 2.048-Mbps ATM	Category 5 twisted-pair and FTP (120 ohm)	650 feet (198 m)
E1, 2.048-Mbps ATM	Coaxial cable (75 ohm)	650 feet (198 m)
CE1, 2.048-Mbps ATM	Category 5 twisted-pair	650 feet (198 m)
CES T1	Category 5 twisted-pair and FTP	650 feet (198 m)
CES E1	Category 5 twisted-pair and FTP (120 ohm)	820 feet (248.5 m)
CES E1	Coaxial cable (75 ohm)	650 feet (198 m)
DS3, 45-Mbps	Coaxial cable	450 feet (137 m)
E3, 34-Mbps	Coaxial cable	1299 feet (296 m)
CDS3, 45-Mbps	Coaxial cable	450 feet (137 m)

¹If you are attaching a short cable to the 622-Mbps long-reach port adapter, you must add 10 dB of attenuation to the cable or the transmitter might overdrive the receiver and introduce data errors.

The 10/100 Mbps Ethernet interface module with unshielded twisted-pair (UTP) ports supports RJ-45 connectors. The following table lists the signals for RJ-45 cable connectors.

Pin Signal Description

1

RxD+

Receive data +

2

RxD-

Receive data -

3

NC

No connection

4

NC

No connection

5

NC

No connection

6

NC

No connection

7

TxD+

Transmit data +

8

TxD-

Transmit data -

Pin	Signal	Description
1	RxD+	Receive data +
2	RxD-	Receive data -
3	NC	No connection
4	NC	No connection
5	NC	No connection
6	NC	No connection
7	TxD+	Transmit data +
8	TxD-	Transmit data -

Pinouts to RJ-48c Connectors

The T1, E1, T1 CES and E1 port adapters support RJ-48c connectors. The following table lists the signals for RJ-48c connectors.

Pin Description

1

Receive ring

2

Receive tip

3

No connection

4

Transmit ring

5

Transmit tip

6

No connection

7

No connection

8

No connection

Pin	Description
1	Receive ring
2	Receive tip
3	No connection
4	Transmit ring
5	Transmit tip
6	No connection
7	No connection
8	No connection

Regulatory and Compliance Information

Specifications

The following table lists the specifications for the Catalyst 8540.

Description
Specifications

Dimensions (H x W x D)

1.2 x 14.4 x 16 in. (3.0 x 36.6 x 40.6 cm)
Port adapter: 1.2 x 6.5 x 10 in. (3.0 x 16.5 x 25.4 cm)
Interface Module: 1.2 x 14.4 x 16 in. (3.0 x 36.6 x 40.6 cm)
Interface Module (OC-48c): 2.37 x 14.4 x 16.26 in.
(3.0 x 36.6 x 40.6 cm)

Weight

Processor: 6.85 lb (3.09 kg)
Interface modules: 3.55 lb (1.60 kg)
Port adapter (approximately): 1.10 lb (0.50 kg)
Chassis only: 70 lb (31.7 kg)
Chassis fully configured with 2 route processors, 8 line modules, 3 switch modules,
and 2 power supplies:160 lb (72.5 kg)

DC voltages supplied and steady-state maximum current ratings

+3V3 @ 15.0A
+5V @ 5.0A
+12V @ 6.0A
+42V @ 28.84A

AC voltages supplied and steady-state maximum current ratings

+3V3 @ 15.0A
+5V @ 5.0A
+12V @ 6.0A
+42V @ 27.46A

Operating temperature

32 to 104ºF (0 to 40ºC)

Nonoperating temperature

-40 to 167ºF (-40 to 75ºC)

Humidity

10 to 90% noncondensing

Altitude

-500 to 10,000 ft (-52 to 3048 m)

.

Description
Specifications

Regulatory Compliance

UL 1950 (U.S.)
CSA 950 (Canada)
EN60950 (European Union)
IEC 950 (International)
AS/NZS 3260 (Australia/New Zealand)
TS001: 1997 (Australia)
21CFR1040 (Laser - U.S.A)
EN60825 (Laser - European Union)
IEC60825 (Laser - International)
CE Marking (European Union)
FCC Part 15 (CFR 47) Class A (U.S.)
VCCI Class A with UTP and Class B with FTP cables (International)
EN55022 Class A with UTP and Class B with FTP cables (European Union)
CISPR 22 Class A with UTP and Class B with FTP cables (International)
AS/NZS 3548 Class A with UTP and Class B with FTP cables (Australia/New Zealand)

Description	Specifications
Dimensions (H x W x D)	1.2 x 14.4 x 16 in. (3.0 x 36.6 x 40.6 cm) Port adapter: 1.2 x 6.5 x 10 in. (3.0 x 16.5 x 25.4 cm) Interface Module: 1.2 x 14.4 x 16 in. (3.0 x 36.6 x 40.6 cm) Interface Module (OC-48c): 2.37 x 14.4 x 16.26 in. (3.0 x 36.6 x 40.6 cm)
Weight	Processor: 6.85 lb (3.09 kg) Interface modules: 3.55 lb (1.60 kg) Port adapter (approximately): 1.10 lb (0.50 kg) Chassis only: 70 lb (31.7 kg) Chassis fully configured with 2 route processors, 8 line modules, 3 switch modules, and 2 power supplies:160 lb (72.5 kg)
DC voltages supplied and steady-state maximum current ratings	+3V3 @ 15.0A +5V @ 5.0A +12V @ 6.0A +42V @ 28.84A
AC voltages supplied and steady-state maximum current ratings	+3V3 @ 15.0A +5V @ 5.0A +12V @ 6.0A +42V @ 27.46A
Operating temperature	32 to 104ºF (0 to 40ºC)
Nonoperating temperature	-40 to 167ºF (-40 to 75ºC)
Humidity	10 to 90% noncondensing
Altitude	-500 to 10,000 ft (-52 to 3048 m)

Table of Contents

Quick ReferenceCatalyst 8540 CSR and MSRHardware Information

Quick ReferenceCatalyst 8540 CSR and MSRHardware Information

Quick Reference
Catalyst 8540 CSR and MSR
Hardware Information

Quick Reference
Catalyst 8540 CSR and MSR
Hardware Information