ELECTRICAL CHARACTERISTICS The q denotes specification" />
參數(shù)資料
型號: LTC1343IGW#TRPBF
廠商: Linear Technology
文件頁數(shù): 23/28頁
文件大?。?/td> 0K
描述: IC TXRX SOFTWARE-SELECTBL 44SSOP
標(biāo)準(zhǔn)包裝: 1,000
類型: 收發(fā)器
驅(qū)動器/接收器數(shù): 4/4
規(guī)程: 多協(xié)議
電源電壓: 4.75 V ~ 5.25 V
安裝類型: 表面貼裝
封裝/外殼: 44-BSOP(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 44-SSOP
包裝: 帶卷 (TR)
4
LTC1343
ELECTRICAL CHARACTERISTICS The q denotes specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 5V (Notes 2, 3)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
tPHL
Input to Output
(Figures 2, 7), CTRL = GND, 0
°C ≤ TA ≤ 70°C
q
35
80
115
ns
CTRL = VCC, 0°C ≤ TA ≤ 70°C
400
ns
(Figures 2, 7), CTRL = GND, –40
°C ≤ TA ≤ 85°C q
25
80
130
ns
CTRL = VCC, –40°C ≤ TA ≤ 85°C
400
ns
t
Input to Output Difference,
tPLH – tPHL (Figures 2, 7), 0°C ≤ TA ≤ 70°C
q
05
17
ns
(Figures 2, 7), –40
°C ≤ TA ≤ 85°C
q
05
25
ns
V.35 Driver
VOD
Differential Output Voltage
Open Circuit
6.0
V
With Load, – 4.0V
≤ VCM = 4.0V (Figure 3)
q
±0.44
±0.55
±0.66
V
IOH
Transmitter Output High Current
VA, B = 0V
q
– 12.6
– 11
– 9.4
mA
IOL
Transmitter Output Low Current
VA, B = 0V
q
9.4
11
12.6
mA
IOZ
Transmitter Output Leakage Current
– 0.25V
≤ VA, B ≤ 0.25V
q
±0.01
±100
A
tr, tf
Rise or Fall Time
(Figures 3, 6)
5
ns
tPLH
Input to Output
(Figures 3, 6), 0
°C ≤ TA ≤ 70°C
q
25
45
75
ns
(Figures 3, 6), –40
°C ≤ TA ≤ 85°C
q
25
45
90
ns
tPHL
Input to Output
(Figures 3, 6), 0
°C ≤ TA ≤ 70°C
q
25
45
75
ns
(Figures 3, 6), –40
°C ≤ TA ≤ 85°C
q
25
45
90
ns
t
Input to Output Difference,
tPLH – tPHL (Figures 3, 6), 0°C ≤ TA ≤ 70°C
q
05
17
ns
(Figures 3, 6), –40
°C ≤ TA ≤ 85°C
q
05
25
ns
tSKEW
Output to Output Skew
(Figures 3, 6)
4
ns
V.35 Receiver
VTH
Differential Receiver Input
– 2V
≤ (VA + VB)/2 ≤ 2V (Figure 3)
q
– 0.2
0.2
V
Threshold Voltage
VTH
Receiver Input Hysteresis
– 2V
≤ (VA + VB)/2 ≤ 2V (Figure 3)
q
11
40
mV
IIN
Receiver Input Current (A, B)
– 10V
≤ VA, B ≤ 10V
q
±0.50
mA
RIN
Receiver Input Impedance
– 10V
≤ VA, B ≤ 10V
q
20
32
k
tr, tf
Rise or Fall Time
(Figures 3, 7)
15
ns
tPLH
Input to Output
(Figures 3, 7), 0
°C ≤ TA ≤ 70°C
q
80
115
ns
(Figures 3, 7), –40
°C ≤ TA ≤ 85°C
q
80
130
ns
tPHL
Input to Output
(Figures 3, 7), 0
°C ≤ TA ≤ 70°C
q
100
115
ns
(Figures 3, 7), –40
°C ≤ TA ≤ 85°C
q
100
130
ns
t
Input to Output Difference,
tPLH – tPHL (Figures 3, 7), 0°C ≤ TA ≤ 70°C
q
417
ns
(Figures 3, 7), –40
°C ≤ TA ≤ 85°C
q
425
ns
V.10 Driver
VO
Output Voltage
Open Circuit, RL = 3.9k
±4.0
±6.0
V
RL = 450 (Figure 4)
±3.6
V
VO at 450 > 0.9 VO at RL = 3.9k
Driver 1 Only
ISS
Short-Circuit Current
VO = GND; EIA-530, X.21, EIA-530-A Modes
±150
mA
IOZ
Output Leakage Current
– 0.25V
≤ VO ≤ 0.25V, Power Off or
q
±0.1
±100
A
No-Cable Mode or Driver Disabled
tr, tf
Rise or Fall Time
(Figures 4, 8), RL = 450, CL = 100pF
R423SET = 100k
4
s
tPLH
Input to Output
(Figures 4, 8), RL = 450, CL = 100pF
R423SET = 100k
8
s
tPHL
Input to Output
(Figures 4, 8), RL = 450, CL = 100pF
R423SET = 100k
8
s
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