LTC1544 Linear Technology, LTC1544 Datasheet - Page 4

• Manufacturer Part Number: LTC1544
• Description: Software-Selectable Multiprotocol Transceiver
• Manufacturer: Linear Technology

LTC1544
ELECTRICAL CHARACTERISTICS
ture range, otherwise specifications are at T
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 beyond which the safety 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.
4
SS
OZ
IN
PLH
PHL
SS
OZ
PLH
PHL
r
PLH
PHL
r
PLH
PHL
r
O
T
TH
O
THL
TLH
, t
V
IN
, t
t
V
IN
, t
TH
TH
f
f
f
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
PLH
– t
PHL
A
= 25 C. V
CC
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
= 5V, V
= 450 (Figure 3)
= 450 (Figure 3)
= 450 , C
= 450 , C
= 450 , C
= 3k (Figure 3)
= 3k, C
= 3k, C
= 3k, C
= GND
= GND
The
A
A
A
L
L
L
denotes specifications which apply over the full operating tempera-
DD
O
O
= 2500pF (Figures 3, 7)
= 2500pF (Figures 3, 7)
= 2500pF (Figures 3, 7)
10V
10V
15V
L
L
L
= 8V, V
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
EE
= – 7V for V.28, – 5.5V for V.10, V.11 (Notes 2, 3)
A
= 25 C.
CC
– 0.25
MIN
15
3.6
0.9V
4
2
0
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
MAX
0.25
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