LTC2845CUHF#TR Linear Technology, LTC2845CUHF#TR Datasheet - Page 2

• Manufacturer Part Number: LTC2845CUHF#TR
• Description: IC TXRX 3.3V MULTIPROTOCOL 38QFN
• Manufacturer: Linear Technology
• Type: Transceiverr

Specifications of LTC2845CUHF#TR

• Number Of Drivers/receivers: 5/5
• Protocol: Multiprotocol
• Voltage - Supply: 3.3V
• Mounting Type: Surface Mount
• Package / Case: 38-QFN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

ABSOLUTE
LTC2845
Supply Voltage
Input Voltage
Output Voltage
PACKAGE/ORDER
ELECTRICAL CHARACTERISTICS
ture range, otherwise specifications are at T
(Notes 2, 3)
SYMBOL
Supplies
I
2
Consult LTC Marketing for parts specified with wider operating temperature ranges.
CC
V
V
V
V
Transmitters ........................... – 0.3V to (V
Receivers ............................................... – 18V to 18V
Logic Pins .............................. – 0.3V to (V
Transmitters .................. (V
Receivers ................................. – 0.3V to (V
CC
IN .....................................................................
EE ......................................................................
DD .....................................................................
DCE/DTE
D4ENB
R4EN
T
....................................................... –0.3V to 6.5V
V
V
M0
M1
M2
D1
D2
D3
R1
R2
R3
D4
R4
R5
D5
DD
JMAX
CC
10
11
12
13
14
15
16
17
18
PARAMETER
V
All Digital Pins = GND or V
1
2
3
4
5
6
7
8
9
= 125 C,
CC
Supply Current (DCE Mode,
36-LEAD PLASTIC SSOP
G PACKAGE
JA
D4
D5
TOP VIEW
W
MAXIMUM
= 90 C/ W,
D1
D2
D3
R2
R3
R4
R5
R1
JC
W W
= 35 C/ W
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
IN
EE
INFORMATION
V
GND
D1 A
D1 B
D2 A
D2 B
D3/R1 A
D3/R1 B
R2 A
R2 B
R3 A
R3 B
D4 A
R4 A
R5 A
D5 A
V
V
)
U
EE
IN
CC
– 0.3V) to (V
RATINGS
A
= 25 C. V
W
– 0.3V to 6.5V
ORDER PART
–10V to 0.3V
– 0.3V to 10V
LTC2845CG
LTC2845IG
U
NUMBER
DD
CC
CC
IN
CC
CONDITIONS
RS530, RS530-A, X.21 Modes, No Load
RS530, RS530-A, X.21 Modes, Full Load
V.28 Mode, No Load
V.28 Mode, Full Load
No-Cable Mode
+ 0.3V)
+ 0.3V)
+ 0.3V)
+ 0.3V)
= 5V, V
The
U
(Note 1)
denotes specifications which apply over the full operating tempera-
IN
= 3.3V, V
Short-Circuit Duration
Operating Temperature Range
Storage Temperature Range ................ – 65 C to 150 C
Lead Temperature (Soldering, 10 sec)................. 300 C
Transmitter Output ..................................... Indefinite
Receiver Output .......................................... Indefinite
V
LTC2845C ............................................... 0 C to 70 C
LTC2845I ........................................... – 40 C to 85 C
DCE/DTE
EE
M0
M1
M2
D2
D3
R1
R2
R3
D4
R4
NC
.................................................................. 30 sec
DD
10
11
12
1
2
3
4
5
6
7
8
9
38-LEAD (7mm 5mm) PLASTIC QFN
= 8V, V
EXPOSED PAD IS V
T
MUST BE SOLDERED TO PCB
JMAX
38 37 36 35 34 33 32
13 14 15 16
= 125 C,
UHF PACKAGE
EE
TOP VIEW
= – 7V for V.28, – 5.5V for V.10, V.11
39
17 18 19
JA
EE
= 34 C/ W
(PIN 39)
MIN
31
30
29
28
27
26
25
24
23
22
21
20
D1 B
D2 A
D2 B
D3/R1 A
D3/R1 B
R2 A
R2 B
R3 A
R3 B
D4 A
R4 A
R5 A
TYP
110
700
2.7
1
1
LTC2845CUHF
LTC2845IUHF
ORDER PART
UHF PART
MARKING
NUMBER
1400
MAX
150
3
3
2845
2845I
sn2845 2845fs
UNITS
mA
mA
mA
mA
A