SP3508EB Exar Corporation, SP3508EB Datasheet - Page 20

• Manufacturer Part Number: SP3508EB
• Description: LIN Transceivers 20Mbps Multiprotocol Transceiver 8Ch 3.3V
• Manufacturer: Exar Corporation
• Series: -r

Specifications of SP3508EB

• Main Purpose: Interface, Transceiver RS-232, RS-449, EIA-530(A), X.21
• Embedded: No
• Utilized Ic / Part: SP3508
• Primary Attributes: Internal Line or Digital Loopback Testing
• Secondary Attributes: 8 Drivers and 8 Receivers
• Lead Free Status / Rohs Status: Details

Figure 30. V.35 Receiver Input Short-Circuit Imped-
ance
Figure 28. V.35 Driver Output Rise/Fall Time
C
Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com
C
Figure 32. Driver/Receiver Timing Test Circuit
A
B
T
IN
A
B
f
50Ω
50Ω
IN
(50% Duty Cycle, 2.5V
B
A
±2V
I
sc
50Ω
P-P
O scilloscope
)
C
C
L 1
L 2
20
Figure 29. V.35 Receiver Input Source Impedance
Figure 3. Driver Output Leakage Current Test
Logic “1”
B
A
V
CC
= 0V
Any one of the three conditions f or disab ling the dr iver.
V
CC
C
R
OU T
D
1
2
15pF
1
D
1
D
1
0
A
B
V
A
B
2
SP3508_00_072208
50Ω
V
I
I
1
ZS C
ZS C
24kHz, 550mV
S ine Wa ve
±10V
±10V
p-p