参数资料
| 型号： | SP3508EF-L |
| 厂商： | Exar Corporation |
| 文件页数： | 32/36页 |
| 文件大小： | 0K |
| 描述： | IC TXRX MULTIPROTOCOL 100LQFP |
| 标准包装： | 90 |
| 类型： | 收发器 |
| 驱动器/接收器数： | 8/8 |
| 规程： | 多协议 |
| 电源电压： | 3.3V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 100-LQFP |
| 供应商设备封装： | 100-LQFP（14x14） |
| 包装： | 托盘 |
| 其它名称： | 1016-1154 |
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Exar Corporation 48720 Kato Road, Fremont CA, 94538 (50)668-707 www.exar.com
SP3508_00_072208
ELECTRICAL SPECIFICATIONS
T
A = 0 to 70°C and VCC = 3.3V ± 5% unless otherwise noted. The denotes the specifications which apply over the full operating tempera-
ture range (-40°C to +85°C), unless otherwise specified.
PARAMETER
MIN.
TYP.
MAX.
UNITS
CONDITIONS
V.35 DRIVER DC Parameters (Outputs)
Open Circuit Voltage
+/-.20
V
Per Figure 6
Test Terminated Voltage
+/-0.44
+/-0.66
V
Per Figure 25
Offset
+/-0.6
V
Per Figure 25
Output Overshoot
-0.2V
ST
+0.2V
ST
V
Per Figure 25; V
ST = Steady State
value
Source Impedance
50
Per Figure 26; Z
S = V2/V x 50
Short-Circuit Impedance
35
65
Per Figure 27
V.35 DRIVER AC Parameters (Outputs)
V
CC = 3.3V for AC parameters
Transition Time
20
ns
Propagation Delay: t
PHL
30
85
ns
Per Figures 32 and 35; C
L = 20pF
Propagation Delay: t
PLH
30
85
ns
Per Figures 32 and 35; C
L = 20pF
Differential Skew
5
ns
Per Figures 32 and 35; C
L = 20pF
Max. Transmission Rate
20
Mbps
V.35 RECEIVER DC Parameters (Inputs)
Sensitivity
+/-50
+/-200
mV
Source Impedance
90
0
Per Figure 29; Z
S = V2/V x 50
Short-Circuit Impedance
35
65
Per Figure 30
V.35 RECEIVER AC Parameters
V
CC = 3.3V for AC parameters
Propagation Delay: t
PHL
30
85
ns
Per Figures 32 and 37; C
L = 20pF
Propagation Delay: t
PLH
30
85
ns
Per Figures 32 and 37; C
L = 20pF
Skew
5
0
ns
Per Figure 32; C
L = 20pF
Max. Transmission Rate
20
Mbps
TRANSCEIVER LEAKAGE CURRENTS
Driver Output 3-State Cur-
rent
200
A
Per Figure 3; Drivers Disabled
Receiver Output 3-State
Current
0
A
D
X =
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