LTC1545C Linear Technology, LTC1545C Datasheet - Page 4

• Manufacturer Part Number: LTC1545C
• Description: Software-Selectable Multiprotocol Transceiver
• Manufacturer: Linear Technology

LTC1545
The
V
SYMBOL
V.10 Driver
V
V
I
I
t
t
t
V.10 Receiver
V
I
R
t
t
t
V.28 Driver
V
I
I
SR
t
t
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.
ELECTRICAL CHARACTERISTICS
4
SS
OZ
IN
PLH
PHL
SS
OZ
PLH
PHL
r
PLH
PHL
r
PLH
PHL
r
O
T
TH
O
THL
TLH
CC
, t
V
IN
, t
t
V
IN
, t
TH
TH
f
f
f
= 5V, V
denotes specifications which apply over the full operating temperature range, otherwise specifications are at T
DD
PARAMETER
Output Voltage
Output Voltage
Short-Circuit Current
Output Leakage Current
Rise or Fall Time
Input to Output
Input to Output
Receiver Input Threshold Voltage
Receiver Input Hysteresis
Receiver Input Current
Receiver Input Impedance
Rise or Fall Time
Input to Output
Input to Output
Input to Output Difference, t
Output Voltage
Short-Circuit Current
Output Leakage Current
Slew Rate
Input to Output
Input to Output
Input Low Threshold Voltage
Input High Threshold Voltage
Receiver Input Hysterisis
Receiver Input Impedance
Rise or Fall Time
Input to Output
Input to Output
= 8V, V
EE
= – 7V for V.28, – 5.5V for V.10, V.11 (Notes 2, 3)
PLH
– t
PHL
CONDITIONS
Open Circuit, R
R
R
V
– 0.25V V
No-Cable Mode or Driver Disabled
R
R
R
– 10V V
– 10V V
(Figures 4, 8)
(Figures 4, 8)
(Figures 4, 8)
(Figures 4, 8)
Open Circuit
R
V
– 0.25V V
No-Cable Mode or Driver Disabled
R
R
R
– 15V V
(Figures 4, 8)
(Figures 4, 8)
(Figures 4, 8)
O
O
L
L
L
L
L
L
L
L
L
= 450 (Figure 3)
= 450 (Figure 3)
= 450 , C
= 450 , C
= 450 , C
= 3k (Figure 3)
= 3k, C
= 3k, C
= 3k, C
= GND
= GND
A
A
A
L
L
L
O
O
= 2500pF (Figures 3, 7)
= 2500pF (Figures 3, 7)
= 2500pF (Figures 3, 7)
10V
10V
15V
L
L
L
L
= 100pF (Figures 3, 7)
= 100pF (Figures 3, 7)
= 100pF (Figures 3, 7)
0.25V, Power Off or
0.25V, Power Off or
Note 3: All typicals are given for V
– 5.5V for V.10, V.11 and T
= 3.9k
A
= 25 C.
CC
– 0.25
0.9V
MIN
15
3.6
4
2
3
= 5V, V
4
5
O
DD
TYP
109
150
1.3
1.3
1.5
1.6
0.1
25
30
15
55
60
15
60
0.1
8.5
= 8V, V
2
1
1
5
1
EE
A
MAX
0.25
= 25 C.
100
450
2.5
2.5
0.8
0.3
= – 7V for V.28,
0.66
50
30
150
100
150
100
10
7
6
UNITS
V/ s
mA
mV
mA
mA
k
k
ns
ns
ns
ns
ns
ns
ns
V
V
A
V
V
V
A
V
V
V
s
s
s
s
s