LT1796CS8#TRPBF Linear Technology, LT1796CS8#TRPBF Datasheet - Page 6
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LT1796CS8#TRPBF
Manufacturer Part Number
LT1796CS8#TRPBF
Description
IC CAN TXRX VOLT FAULT PROT8SOIC
Manufacturer
Linear Technology
Type
Transceiverr
Datasheet
1.LT1796CS8PBF.pdf
(8 pages)
Specifications of LT1796CS8#TRPBF
Number Of Drivers/receivers
1/1
Protocol
CAN
Voltage - Supply
4.75 V ~ 5.25 V
Mounting Type
Surface Mount
Package / Case
8-SOIC (3.9mm Width)
Number Of Transceivers
1
Power Down Mode
Standby
Standard Supported
ISO 11898
Operating Supply Voltage (max)
5.25V
Operating Supply Voltage (typ)
5V
Operating Supply Voltage (min)
4.75V
Package Type
SOIC N
Supply Current
7mA
Mounting
Surface Mount
Pin Count
8
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
BLOCK DIAGRA
TI I G DIAGRA S
LT1796
FU CTIO TABLES
Driver Output
6
TXD
W U
0
0
1
1
U
CANH
V
V
3.5V
2.5V
RXD
DIFFLO
DIFFHI
INPUTS
V
TXD
DIFF
V
RXD
TXD
5V
0V
REF
R
V
V
V
V
S
RS
RS
RS
RS
R
Figure 4. Reciever Delay Waveforms
< 3V
> 4V
< 3V
> 4V
S
Figure 2. Driver Delay Waveforms
1
8
4
5
U
t
RXDON
t
TXDOFF
REFERENCE
STANDBY
3V
SLOPE/
VOLTAGE
2.5V
CANH
BUS TERMINALS
High
Hi-Z
Hi-Z
Hi-Z
25%
0.8V
V
W
DIFF
CANL = 2.5V
W
RX
= V
DRIVER
CANL
Low
Hi-Z
Hi-Z
Hi-Z
CANH
– V
CANL
OPERATING STATE
GND
V
CC
3
2
t
RXDOFF
t
TXDON
Dominant
Recessive
3V
Standby
Standby
7
6
2.5V
1796 BD
50%
2V
CANH
CANL
1796 F04
1796 F02
TEST CIRCUIT
Receiver Output
V
0.5V V
0.5V V
BUS
BUS VOLTAGE
V
V
V
V
= V
RXD
TXD
BUS
BUS
BUS
BUS
5V
0V
0V
CANH
Figure 5. Wake Up from Standby Waveforms
BUS
BUS
< 0.5V
> 0.9V
< 0.5V
> 0.9V
Figure 3. Loopback Delay Waveforms
RXD
– V
R
5V
0V
0.9V
0.9V
Figure 1. Switching Test Circuit
S
CANL
30pF
t
LBOFF
2.5V
1
4
TXD
RXD
GND
2V
< 3V
< 3V
< 3V
> 4V
> 4V
> 4V
R
2
S
3
V
5V
REF
t
2.5V
WAKE
5
CANH
CANL
R
Indeterminate
Indeterminate
S
8
1796 F01
R
S
0.1 F
0.8V
7
6
RXD
High
High
Low
Low
60
1796 F05
RESPONSE TIME
100pF
t
LBON
2.5V
Slow
Slow
Slow
0.8V
Fast
Fast
Fast
1796 F03
1796f