SP504MCF-L Exar Corporation, SP504MCF-L Datasheet - Page 25

• Manufacturer Part Number: SP504MCF-L
• Description: IC, WAN MULTIMODE SERIAL TXRX, MQFP-80
• Manufacturer: Exar Corporation

Specifications of SP504MCF-L

• Device Type: Transceiver
• No. Of Drivers: 7
• Supply Voltage Range: 4.75V To 5.25V
• Driver Case Style: MQFP
• No. Of Pins: 80
• Operating Temperature Range: 0°C To +70°C
• Termination Type: SMD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 24. Mode Diagram — RS-485
TDEC
0
STEN
3
SCTEN 7
SCT(a) 76
1
0
TDEC
SCT(b) 77
RT(b) 38
RT(a) 37
DM(b) 69
DM(a) 68
RR(a) 35
RR(b) 36
RD(a) 70
CS(a) 66
CS(b) 67
RD(b) 71
DSR 78
IC(b) 40
IC(a) 39
DCD 19
CTS 80
RxC 20
SCT 79
RxD 1
DRIVER
RI 21
Exar Corporation 48720 Kato Road, Fremont CA, 94538 • 50-668-707 • www.exar.com
1
2
Disabled
Enabled
TDEC
ST
0
RECEIVERS
1
MODE: RS-485
TDEC
TTEN
1
0
1
0
RDEC
25
Disabled
Enabled
DRIVERS
TT
0
3
RDEC
RECEIVER
SCTEN
1
0
1
2
16 RTS
47 RL(a)
14 TxD
61 SD(a)
59 SD(b)
52 RS(b)
17 RL
22 ST
42 ST(a)
44 ST(b)
23 STEN
13 DTR
58 TR(a)
54 RS(a)
45 RL(b)
24 LL
51 LL(a)
15 TxC
63 TT(a)
65 TT(b)
6 TTEN
49 LL(b)
55
RDEC
TR(b)
0
Enabled
Disabled
SCT
1
RDEC
1
SP504_02_2708
0