參數(shù)資料
型號: LTC1520
廠商: Linear Technology Corporation
英文描述: Dual, Micropower, LinCMOS(TM) Voltage Comparator 8-PDIP -40 to 85
中文描述: 最高50Mbps精密四線接收器
文件頁數(shù): 4/8頁
文件大小: 214K
代理商: LTC1520
4
LTC1520
TYPICAL PERFOR
M
A
N
CE CHARACTERISTICS
FREQUENCY (Hz)
10
42.0
C
42.5
43.5
44.0
44.5
46.5
LTC1520 G04
43.0
1k
100k
10M
45.0
45.5
46.0
T
A
= 25
°
C
CMRR vs Frequency
INPUT COMMON MODE (V)
0
0
P
15
2
4
5
LTC1520 G03
10
5
1
3
20
25
T
A
= 25
°
C
V
ID
= 500mV
Figure 1. Propagation Delay Test Circuit and Waveforms
B1 (Pin 1):
Receiver 1 Inverting Input.
A1 (Pin 2):
Receiver 1 Noninverting Input.
RO1 (Pin 3):
Receiver 1 Output.
Enable (Pin 4):
Receiver Output Enable Pin. A logic high
input enables the receiver outputs. A logic low input
forces the receiver outputs into a high impedance state.
Do not float.
RO2 (Pin 5):
Receiver 2 Output.
A2 (Pin 6):
Receiver 2 Noninverting Input.
B2 (Pin 7):
Receiver 2 Inverting Input.
GND (Pin 8):
Ground Pin. A ground plane is recommended
for all LTC1520 applications.
B3 (Pin 9):
Receiver 3 Inverting Input.
A3 (Pin 10):
Receiver 3 Noninverting Input.
RO3 (Pin 11):
Receiver 3 Output.
NC (Pin 12):
No Connection.
RO4 (Pin 13):
Receiver 4 Output.
A4 (Pin 14):
Receiver 4 Noninverting Input.
B4 (Pin 15):
Receiver 4 Inverting Input.
V
DD
(Pin 16):
5V Supply Pin. This pin should be decoupled
with a 0.1
μ
F ceramic capacitor as close as possible to the
pin. Recommended: V
DD
= 5V
±
5%.
PI
FU
CTIO
N
S
U
U
Propagation Delay (t
PLH
/t
PHL
)
vs Input Common Mode
SWITCHU
W
W
+
INPUT
2.5V
OUTPUT
15pF
1520 F01b
1/4 LTC1520
2.5V
2.5V
V
DD
/2
V
DD
/2
3V
2V
INPUT
OUTPUT
t
PLH
t
PHL
1520 F01
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