LTC1546 Linear Technology, LTC1546 Datasheet - Page 5

• Manufacturer Part Number: LTC1546
• Description: Software-Selectable Multiprotocol Transceiver with Termination
• Manufacturer: Linear Technology

PI FU CTIO S
C1
1 F capacitor between C1
C1
1 F capacitor between C1
V
V.28. Connect a 1 F capacitor to ground.
V
D1 (Pin 5): TTL Level Driver 1 Input.
D2 (Pin 6): TTL Level Driver 2 Input.
D3 (Pin 7): TTL Level Driver 3 Input.
R1 (Pin 8): CMOS Level Receiver 1 Output.
R2 (Pin 9): CMOS Level Receiver 2 Output.
R3 (Pin 10): CMOS Level Receiver 3 Output.
M0 (Pin 11): TTL Level Mode Select Input 0 with Pull-Up
to V
M1 (Pin 12): TTL Level Mode Select Input 1 with Pull-Up
to V
M2 (Pin 13): TTL Level Mode Select Input 2 with Pull-Up
to V
DCE/DTE (Pin 14): TTL Level Mode Select Input with Pull-
Up to V
DD
CC
5.25V. Bypass with a 1 F capacitor to ground.
–
+
U
CC
CC
CC
(Pin 4): Positive Supply Voltage Input. 4.75V V
(Pin 1): Capacitor C1 Negative Terminal. Connect a
(Pin 2): Capacitor C1 Positive Terminal. Connect a
(Pin 3): Generated Positive Supply Voltage for
. See Table 1.
. See Table 1.
. See Table 1.
CC
. See Table 1.
U
U
+
+
and C1
and C1
–
–
.
.
CC
R3 B (Pin 15): Receiver 3 Noninverting Input.
R3 A (Pin 16): Receiver 3 Inverting Input.
R2 B (Pin 17): Receiver 2 Noninverting Input.
R2 A (Pin 18): Receiver 2 Inverting Input.
D3/R1 B (Pin 19): Receiver 1 Noninverting Input and
Driver 3 Noninverting Output.
D3/R1 A (Pin 20): Receiver 1 Inverting Input and Driver 3
Inverting Output.
D2 B (Pin 21): Driver 2 Noninverting Output.
D2 A (Pin 22): Driver 2 Inverting Output.
D1 B (Pin 23): Driver 1 Noninverting Output.
D1 A (Pin 24): Driver 1 Inverting Output.
GND (Pin 25): Ground.
V
capacitor to GND.
C2
1 F capacitor between C2
C2
1 F capacitor between C2
EE
–
+
(Pin 26): Negative Supply Voltage. Connect a 3.3 F
(Pin 27): Capacitor C2 Negative Terminal. Connect a
(Pin 28): Capacitor C2 Positive Terminal. Connect a
+
+
and C2
and C2
–
–
.
.
LTC1546
5