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参数资料
| 型号： | LTC1345ISW#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 5/12页 |
| 文件大小： | 0K |
| 描述： | IC TXRX V.35 SINGL SUPPLY 28SOIC |
| 标准包装： | 1,000 |
| 类型： | 收发器 |
| 驱动器/接收器数： | 2/3 |
| 电源电压： | 4.75 V ~ 5.25 V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 28-SOIC（0.295"，7.50mm 宽） |
| 供应商设备封装： | 28-SOIC |
| 包装： | 带卷 (TR) |
2
LTC1345
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOD
Transmitter Differential Output Voltage
Figure 1, – 4V
≤ VOS ≤ 4V
q
0.44
0.55
0.66
V
VOC
Transmitter Common-Mode Output Voltage
Figure 1, VOS = 0V
q
– 0.6
0
0.6
V
IOH
Transmitter Output High Current
VY, Z = 0V
q
– 12.6
– 11
– 9.4
mA
IOL
Transmitter Output Low Current
VY, Z = 0V
q
9.4
11
12.6
mA
IOZ
Transmitter Output Leakage Current
S1 = S2 = 0V, – 5V
≤ VY, Z ≤ 5V
q
±1
±100
A
RO
Transmitter Output Impedance
– 2V
≤ VY, Z ≤ 2V
100
k
VTH
Differential Receiver Input Threshold Voltage
– 7V
≤ (VA + VB)/2 ≤ 7V
q
25
200
mV
VTH
Receiver Input Hysterisis
– 7V
≤ (VA + VB)/2 ≤ 7V
50
mV
IIN
Receiver Input Current (A, B)
– 7V
≤ VA, B ≤ 7V
q
0.4
mA
RIN
Receiver Input Impedance
– 7V
≤ VA, B ≤ 7V
q
17.5
30
k
VOH
Receiver Output High Voltage
IO = 4mA, VB, A = 0.2V
q
3
4.5
V
VOL
Receiver Output Low Voltage
IO = 4mA, VB, A = – 0.2V
q
0.2
0.4
V
IOSR
Receiver Output Short-Circuit Current
0V
≤ VO ≤ VCC
q
785
mA
IOZR
Receiver Three-State Output Current
S1 = S2 = 0V, 0V
≤ VO ≤ VCC
q
±10
A
VIH
Logic Input High Voltage
T, S1, S2, OE
q
2V
VIL
Logic Input Low Voltage
T, S1, S2, OE
q
0.8
V
IIN
Logic Input Current
T, S1, S2, OE
q
±10
A
ICC
VCC Supply Current
Figure 1, VOS = 0, S1 = S2 = HIGH
q
118
170
mA
No Load, S1 = S2 = HIGH
q
19
30
mA
Shutdown, S1 = S2 = 0V
q
1
100
A
VEE
VEE Voltage
No Load, S1 = S2 = HIGH
– 5.5
V
ORDER PART
NUMBER
THREE V.35 TRANSMITTERS AND THREE RECEIVERS
TJMAX = 125°C, θJA = 56°C/W (NW)
TJMAX = 125°C, θJA = 65°C/W (SW)
Consult factory for Military grade parts.
The q denotes specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 5V ±5% (Notes 2, 3), unless otherwise specified.
(Note 1)
Supply Voltage, VCC .................................................. 6V
Input Voltage
Transmitters ........................... – 0.3V to (VCC + 0.3V)
Receivers ............................................... – 18V to 18V
S1, S2, OE ............................... – 0.3V to (VCC + 0.3V)
Output Voltage
Transmitters .......................................... – 18V to 18V
Receivers ................................ – 0.3V to (VCC + 0.3V)
VEE........................................................ – 10V to 0.3V
Short-Circuit Duration
Transmitter Output ..................................... Indefinite
Receiver Output .......................................... Indefinite
VEE................................................................. 30 sec
Operating Temperature Range
Commercial ............................................ 0
°C to 70°C
Industrial ........................................... – 40
°C to 85°C
Storage Temperature Range ................ – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300
°C
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
C2+
C1+
VCC
C1–
GND
T1
T2
T3
S1
S2
R3
R2
R1
OE
C2–
VEE
Y1
Z1
Y2
Z2
Y3
Z3
B3
A3
B2
A2
B1
A1
NW PACKAGE
28-LEAD PDIP
SW PACKAGE
28-LEAD PLASTIC SO
TOP VIEW
LTC1345CNW
LTC1345CSW
LTC1345INW
LTC1345ISW
ABSOLUTE
AXI U
RATI GS
W
WW
U
PACKAGE/ORDER I FOR ATIO
UU
W
DC ELECTRICAL CHARACTERISTICS
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