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参数资料
| 型号： | SP3497EEN-L/TR |
| 厂商： | Exar Corporation |
| 文件页数： | 14/17页 |
| 文件大小： | 0K |
| 描述： | IC TXRX RS485/RS422 ESD 14NSOIC |
| 标准包装： | 2,500 |
| 类型： | 收发器 |
| 驱动器/接收器数： | 1/1 |
| 规程： | RS422/RS485 |
| 电源电压： | 3.3V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 14-SOIC（0.154"，3.90mm 宽） |
| 供应商设备封装： | 14-SOIC（窄型） |
| 包装： | 带卷 (TR) |
SP3495E-3497E
6
HIGH SPEED +3.3V RS-485/RS-422 TRANSCEIVERS WITH +/-15KV ESD PROTECTION AND ADVANCED FAILSAFE
REV. 1.0.0
IOZ
High-Z Receiver Output Current
-1
uA
RE = Vcc, VOUT = 0V
1uA
RE = Vcc, VOUT = Vcc
IOSS
Receiver Output Short Circuit
Current
-95
mA
VOUT = 0V
95
mA
VOUT = Vcc
RIN
Receiver Input Resistance
24
K
-7V
≤ V
CM ≤ 12V
RECEIVER AC CHARACTERISTICS
freq
Data Signaling Rate
32
Mbps
1/tUI, Duty Cycle 40 to 60%
tPLH
Receiver Propagation Delay (Low to
High)
15
40
ns
VID = +/-2V, CL = 15pF, Freq =
8MHz, Figure 12 and 13
tPHL
Receiver Propagation Delay (High to
Low)
15
40
ns
VID = +/-2V, CL = 15pF, Freq =
8MHz, Figure 12 and 13
skew
Receiver Propagation Delay Skew
3
ns
VID = +/-2V, CL = 15pF, Freq =
8MHz, Figure 12 and 13
skew =
|t
PLH-tPHL|
tR
Receiver Output Rise Time
1
2
6
ns
CL = 15pF, Freq = 8MHz
tF
Receiver Output Fall Time
1
2
6
ns
CL = 15pF, Freq = 8MHz
tZH
Receiver Enable to Output High
50
ns
CL = 15pF, RL = 1k,
Figure 14
tZL
Receiver Enable to Output Low
50
ns
CL = 15pF, RL = 1k,
Figure 14
tHZ
Receiver Output High to Disable
50
ns
CL = 15pF, RL = 1k,
Figure 14
tLZ
Receiver Output Low to Disable
50
ns
CL = 15pF, RL = 1k,
Figure 14
tZH(SHDN)
Shutdown to Receiver Output Valid
High
6us
CL = 15pF, RL = 1k
tZL(SHDN)
Shutdown to Receiver Output Valid
Low
6us
CL = 15pF, RL = 1k
tSHDN
Time to Shutdown
50
600
ns
Note 2 and 3
POWER REQUIRMENTS AND RECOMMENDED OPERATING CONDITIONS
Vcc
Supply Voltage
3.0
3.3
3.6
V
ICC1
Supply Current - Driver Enabled
5.0
mA
DE = Vcc, No Load, RE and DI
= 0V or Vcc
ICC2
Supply Current - Receiver Enabled
5.0
mA
DE = 0V, RE = 0V, No Load
ICC3
Supply Current - Shutdown Mode
1
6
uA
DE = 0V, RE = Vcc, DI = Vcc or
0V
TSD
Thermal Shutdown Temperature
165
°C
UNLESS OTHERWISE NOTED: VCC = +3.0V TO +3.6V WITH TA FROM -40
OC TO +85OC. TYPICAL VALUES ARE AT
VCC = +3.3V AND 25
OC.
SYMBOL
PARAMETERS
MIN.TYP.
MAX.UNITS
CONDITIONS
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