HI-1565(2006) 查看數據表（PDF） - Holt Integrated Circuits
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HI-1565 Datasheet PDF : 9 Pages
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HI-1565, HI-1566
DC ELECTRICAL CHARACTERISTICS (cont.)
VDD = 5.0V, GND = 0V, TA = Operating Temperature Range (unless otherwise specified).
PARAMETER
SYMBOL
CONDITION
TRANSMITTER (Measured at Point “AD” in Figure 2 unless otherwise specified)
Output Voltage
Direct coupled
Transformer coupled
VOUT
VOUT
35 ohm load
(Measured at Point “AD“ in Figure 2)
70 ohm load
(Measured at Point “AT“ in Figure 3)
Output Noise
VON
Differential, inhibited
Output Dynamic Offset Voltage Direct coupled
Transformer coupled
VDYN
VDYN
35 ohm load
(Measured at Point “AD“ in Figure 2)
70 ohm load
(Measured at Point “AT“ in Figure 3)
Output resistance
ROUT
Differential, not transmitting
Output Capacitance
COUT
1 MHz sine wave
MIN
7.0
20.0
-90
-250
10
TYP
MAX UNITS
9.0
27.0
10.0
90
250
15
Vp-p
Vp-p
mVp-p
mV
mV
Kohm
pF
AC ELECTRICAL CHARACTERISTICS
VDD = 5.0V, GND = 0V, TA =Operating Temperature Range (unless otherwise specified).
PARAMETER
SYMBOL TEST CONDITIONS
MIN
RECEIVER
(Measured at Point “AD” in Figure 2)
Receiver Delay
tDR
From input zero crossing to RXA/B or RXA/B
Receiver gap time
tRG
Spacing between RXA/B and RXA/B pulses
90
Receiver Enable Delay
tREN
From RXENA/B rising or falling edge to
RXA/B or RXA/B
TRANSMITTER (Measured at Point “AD” in Figure 2)
Driver Delay
tDT
TXA/B, TXA/B to BUSA/B, BUSA/B
Rise time
tr
35 ohm load
100
Fall Time
tf
35 ohm load
100
Inhibit Delay
tDI-H
Inhibited output
tDI-L
Active output
TYP
MAX UNITS
450
ns
365
ns
40
ns
150
ns
300
ns
300
ns
100
ns
150
ns
TXA/B
TXA/B
TXINHA/B
Point “AD“
TRANSMITTER
BUSA/B
BUSA/B
1:2.5
55 W
Isolation
55 W
Transformer
35 W
55 W
2.5:1
RECEIVER
35 W
55 W
Isolation
Transformer
RXENA/B
Point “AD“
RXA/B
RXA/B
Figure 2. Direct Coupled Test Circuits
HOLT INTEGRATED CIRCUITS
5
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