LTC1544IG#PBF Linear Technology, LTC1544IG#PBF Datasheet - Page 6

• Manufacturer Part Number: LTC1544IG#PBF
• Description: IC TXRX SOFTWARE SELECTBL 28SSOP
• Manufacturer: Linear Technology
• Type: Transceiverr

Specifications of LTC1544IG#PBF

• Number Of Drivers/receivers: 4/4
• Voltage - Supply: 4.75 V ~ 5.25 V
• Mounting Type: Surface Mount
• Package / Case: 28-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Protocol: -

W
LTC1544
LTC1544 MODE NAME
Not Used (Default V.11)
RS530A
RS530
X.21
V.35
RS449/V.36
V.28/RS232
No Cable
Not Used (Default V.11)
RS530A
RS530
X.21
V.35
RS449/V.36
V.28/RS232
No Cable
Not Used (Default V.11)
RS530A
RS530
X.21
V.35
RS449/V.36
V.28/RS232
No Cable
Not Used (Default V.11)
RS530A
RS530
X.21
V.35
RS449/V.36
V.28/RS232
No Cable
TEST CIRCUITS
6
ODE SELECTIO
Figure 3. V.10/V.28 Driver Test Circuit
D
M2
A
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
U
C
L
M1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
R
L
M0
1544 F03
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
DCE/DTE
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
INVERT
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
V.11
V.11
V.11
V.11
V.28
V.11
V.28
V.11
V.11
V.11
V.11
V.28
V.11
V.28
V.11
V.11
V.11
V.11
V.28
V.11
V.28
V.11
V.11
V.11
V.11
V.28
V.11
V.28
D1
Z
Z
Z
Z
V.11
V.10
V.11
V.11
V.28
V.11
V.28
V.11
V.10
V.11
V.11
V.28
V.11
V.28
V.11
V.10
V.11
V.11
V.28
V.11
V.28
V.11
V.10
V.11
V.11
V.28
V.11
V.28
D2
Z
Z
Z
Z
Figure 4. V.10/V.28 Receiver Test Circuit
V.11
V.11
V.11
V.11
V.28
V.11
V.28
V.11
V.11
V.11
V.11
V.28
V.11
V.28
D3
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
D
V.11
V.11
V.11
V.11
V.28
V.11
V.28
V.11
V.11
V.11
V.11
V.28
V.11
V.28
R1
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
A
A
V.11
V.10
V.11
V.11
V.28
V.11
V.28
V.11
V.10
V.11
V.11
V.28
V.11
V.28
V.11
V.10
V.11
V.11
V.28
V.11
V.28
V.11
V.10
V.11
V.11
V.28
V.11
V.28
R2
Z
Z
Z
Z
R
V.11
V.11
V.11
V.11
V.28
V.11
V.28
V.11
V.11
V.11
V.11
V.28
V.11
V.28
V.11
V.11
V.11
V.11
V.28
V.11
V.28
V.11
V.11
V.11
V.11
V.28
V.11
V.28
R3
Z
Z
Z
Z
1544 F04
15pF
V.10
V.10
V.10
V.10
V.28
V.10
V.28
V.10
V.10
V.10
V.10
V.28
V.10
V.28
D4
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
V.10
V.10
V.10
V.10
V.28
V.10
V.28
V.10
V.10
V.10
V.10
V.28
V.10
V.28
R4
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z