LTC2845CUHF#TR Linear Technology, LTC2845CUHF#TR Datasheet - Page 5

• 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

ture range, otherwise specifications are at T
(Notes 2, 3)
SYMBOL
V.28 Receiver
V
V
R
t
t
t
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2: All currents into device pins are positive; all currents out of device
are negative. All voltages are referenced to device ground unless otherwise
specified.
TYPICAL PERFOR A CE CHARACTERISTICS
ELECTRICAL CHARACTERISTICS
r
PLH
PHL
THL
TLH
, t
V
IN
140
135
130
125
120
115
110
105
125
120
115
110
105
100
TH
f
95
–40
10
RS530, X.21 in DCE Mode
(Three V.11, Two V.10 Drivers
with Full Load) I
RS530, X.21 in DCE Mode
(Three V.11, Two V.10 Drivers with
Full Load) I
T
A
–20
= 25 C
PARAMETER
Input Low Threshold Voltage
Input High Threshold Voltage
Receiver Input Hysterisis
Receiver Input Impedance
Rise or Fall Time
Input to Output
Input to Output
0
100
TEMPERATURE ( C)
DATA RATE (kBd)
CC
20
vs Temperature
CC
40
vs Data Rate
1000
60
W
80
2845 G01
2845 G04
10000
U
100
A
= 25 C. V
34.6
34.4
34.2
34.0
33.8
33.6
33.4
33.2
33.0
34
34
30
28
26
24
22
20
18
–40
10
RS530-A in DCE Mode
(Three V.10 Drivers with Full
Load) I
RS530-A in DCE Mode
(Three V.10 Drivers with Full
Load) I
T
A
CC
CONDITIONS
–15V V
C
C
C
–20
= 25 C
L
L
L
= 5V, V
= 50pF (Figures 4, 8)
= 50pF (Figures 4, 8)
= 50pF (Figures 4, 8)
The
EE
EE
20
0
vs Data Rate
vs Temperature
TEMPERATURE ( C)
DATA RATE (kBd)
A
denotes specifications which apply over the full operating tempera-
IN
20
15V
= 3.3V, V
30
Note 3: All typicals are given for V
for V.28, – 5.5V for V.10, V.11 and T
40
40 50 60 70 80
60
DD
= 8V, V
80
2845 G02
2845 G05
100
100
EE
= – 7V for V.28, – 5.5V for V.10, V.11
13.9
13.8
13.7
13.6
13.5
13.4
13.3
13.2
13.1
16
15
14
13
12
11
10
9
8
7
–40
10
CC
V.28 in DCE Mode
(Five V.28 Drivers with Full Load)
I
V.28 in DCE Mode
(Five V.28 Drivers with Full Load)
I
DD
DD
A
T
= 5V, V
MIN
A
= 25 C.
–20
vs Data Rate
2
3
= 25 C
vs Temperature
IN
20
0
TEMPERATURE ( C)
= 3.3V, V
DATA RATE (kBd)
TYP
150
0.1
15
60
5
20
30
LTC2845
40
DD
40 50 60 70 80
MAX
100
500
= 8V, V
0.8
0.3
7
60
sn2845 2845fs
EE
80
UNITS
2845 G06
= – 7V
2845 G03
5
100
k
100
ns
ns
ns
V
V
V