LTC1546 Linear Technology, LTC1546 Datasheet - Page 3

• Manufacturer Part Number: LTC1546
• Description: Software-Selectable Multiprotocol Transceiver with Termination
• Manufacturer: Linear Technology

ELECTRICAL CHARACTERISTICS
SYMBOL
f
t
Logic Inputs and Outputs
V
V
I
V
V
I
I
V.11 Driver
V
V
V
I
I
t
t
t
t
V.11 Receiver
V
R
t
t
t
V.35 Driver
V
V
V
temperature range, otherwise specifications are at T
OSC
r
IN
OSR
OZR
SS
OZ
r
PLH
PHL
SKEW
r
PLH
PHL
IH
IL
OH
OL
ODO
ODL
OC
TH
OD
OA
OC
V
V
, t
t
V
IN
, t
t
OD
OC
TH
f
f
, V
OB
PARAMETER
Charge Pump Oscillator Frequency
Charge Pump Rise Time
Logic Input High Voltage
Logic Input Low Voltage
Logic Input Current
Output High Voltage
Output Low Voltage
Output Short-Circuit Current
Three-State Output Current
Open Circuit Differential Output Voltage
Loaded Differential Output Voltage
Change in Magnitude of Differential
Output Voltage
Common Mode Output Voltage
Change in Magnitude of Common Mode
Output Voltage
Short-Circuit Current
Output Leakage Current
Rise or Fall Time
Input to Output Rising
Input to Output Falling
Input to Output Difference, t
Output to Output Skew
Input Threshold Voltage
Input Hysteresis
Input Impedance
Rise or Fall Time
Input to Output Rising
Input to Output Falling
Input to Output Difference, t
Differential Output Voltage
Single-Ended Output Voltage
Transmitter Output Offset
PLH
PLH
– t
– t
PHL
PHL
CONDITIONS
No-Cable Mode/Power-Off to Normal Operation
D1, D2, D3
M0, M1, M2, DCE = GND
M0, M1, M2, DCE = V
I
I
0V V
M0 = M1 = M2 = V
R
R
R
R
R
R
V
No-Cable Mode or Driver Disabled
(Figures 2, 13)
(Figures 2, 13)
(Figures 2, 13)
(Figures 2, 13)
(Figures 2, 13)
– 7V V
– 7V V
–7V V
C
C
C
C
Open Circuit, R
With Load, – 4V V
Open Circuit, R
R
O
O
V
L
L
L
L
L
L
OUT
L
L
L
L
L
= – 3mA
= 3mA
A
A
= 1.95k (Figure 1)
= 50 (Figure 1)
= 50 (Figure 1)
= 50 (Figure 1)
= 50 (Figure 1)
= 50 (Figure 1)
= 50pF (Figures 4, 14)
= 50pF (Figures 4, 14)
= 50pF (Figures 4, 14)
= 50pF (Figures 4, 14)
= 50 (Figure 5)
= 25 C. V
= GND
and V
O
CM
CM
CM
The
V
CC
B
7V
7V
7V (Figure 3)
L
L
CC
= 1.95k (Figure 5)
= 1.95k (Figure 5)
denotes specifications which apply over the full operating
0.25V, Power Off or
CC
= 5V (Notes 2, 3)
CM
, 0V V
CC
4V (Figure 6)
O
V
CC
0.5V
– 120
– 0.2
MIN
– 50
100
0.44
15
15
2
3
2
0
0
2
ODO
TYP
500
– 75
103
4.5
0.3
0.55
15
40
40
15
15
50
50
2
3
3
4
1
1
0.67V
LTC1546
MAX
0.45
– 30
0.8
0.2
0.2
0.2
50
25
65
65
12
40
90
90
25
150
100
1.2
0.66
1.2
0.6
10
10
3
5
ODO
UNITS
3
kHz
mA
mA
mV
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
V
V
A
A
A
V
V
A
V
V
V
V
V
V
A
V
V
V
V
V