HI-1573(2007) 데이터 시트보기 (PDF) - Holt Integrated Circuits
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HI-1573 Datasheet PDF : 9 Pages
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HI-1573, HI-1574
DC ELECTRICAL CHARACTERISTICS (cont.)
VDD = 3.3 V, GND = 0V, TA = Operating Temperature Range (unless otherwise specified).
PARAMETER
SYMBOL
CONDITION
MIN
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
.6.0
.18.0
-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 = 3.3 V, GND = 0V, TA =Operating Temperature Range (unless otherwise specified).
PARAMETER
SYMBOL TEST CONDITIONS
MIN
RECEIVER
(Measured at Point “AT” in Figure 3)
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
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
Fall Time
tf
35 ohm load
Inhibit Delay
tDI-H
Inhibited output
tDI-L
Active output
60
Note 1
100
100
TYP
MAX
500
Note 3
430
Note 2
40
150
300
300
100
150
Note 1. Measured using a 1 MHz sinusoid, 20 V peak to peak, line to line at point “AT” (Guaranteed but not tested).
Note 2. Measured using a 1 MHz sinusoid, 860 mV peak to peak, line to line at point “AT” (100% tested).
Note 3. Measured using a 1 MHz sinusoid, 860 mV peak to peak, line to line at point “AT”. Measured from input zero crossing point.
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
TXA/B
TXA/B
TXINHA/B
Point “AD“
TRANSMITTER
BUSA/B
BUSA/B
35 W
55 W
1:2.5
55 W
35 W
Isolation
Transformer
2.5:1
55 W
RECEIVER
55 W
Isolation
Transformer
RXENA/B
Figure 2. Direct Coupled Test Circuits
Point “AD“
RXA/B
RXA/B
HOLT INTEGRATED CIRCUITS
5
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