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参数资料
| 型号： | SP319CM-L |
| 元件分类： | Buffer和线驱动 |
| 英文描述： | 7 LINE TRANSCEIVER, PQFP80 |
| 封装： | MS-026BEC, LQFP-80 |
| 文件页数： | 11/15页 |
| 文件大小： | 143K |
| 代理商： | SP319CM-L |
5
Rev. 6/10/03
SP319 10Mbps, +5V-Only V.35 Interface with RS-232 (V.28) Control Lines
Copyright 2003 Sipex Corporation
Figure 7. V.35 Receiver Input Source Impedance
Figure 8. V.35 Receiver Input Short-Circuit Impedance
A
B
C
I
sc
±2V
A
B
V
2
50
C
24kHz, 550mVp-p
Sine Wave
V
1
Figure 9. Driver/Receiver Timing Test Circuit
CL1
15pF
ROUT
A
B
A
B
TIN
CL2
f
IN
(50% Duty Cycle, 2.5V
P-P
)
Figure 10. Driver Propagation Delays
+3V
0V
DRIVER
INPUT
A
B
DRIVER
OUTPUT
VO+
DIFFERENTIAL
OUTPUT
VB – VA
0V
VO–
1.5V
tPLH
tR
tF
f > 10MHz; tR < 10ns; tF < 10ns
VO
1/2VO
tPHL
tDPLH
tDPHL
tSKEW =
SKEW =
| tDPLH - tDPHL |
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