Supply Voltage (V
參數(shù)資料
型號： LTC1688CS
廠商： Linear Technology
文件頁數(shù)： 5/12頁
文件大小： 0K
描述： IC DVR 100MBPS RS485 QUAD 16SOIC
標(biāo)準(zhǔn)包裝： 50
類型： 驅(qū)動器
驅(qū)動器/接收器數(shù)： 4/0
規(guī)程： RS485
電源電壓： 3V，5V
安裝類型： 表面貼裝
封裝/外殼： 16-SOIC（0.154"，3.90mm 寬）
供應(yīng)商設(shè)備封裝： 16-SOIC
包裝： 管件
2
LTC1688/LTC1689
16889fa
WU
U
PACKAGE/ORDER I FOR ATIO
A
U
G
W
A
W
U
W
A
R
BSOLUTEXI
TI
S
(Note 1)
Supply Voltage (VDD) ................................................ 7V
Enable Input Voltages ................. – 0.5V to (VDD + 0.5V)
Enable Input Currents ..................... – 100mA to 100mA
Driver Input Voltages .................. – 0.5V to (VDD + 0.5V)
Driver Output Voltages ................. (– 12V + VDD) to 12V
Driver Input Currents ...................... – 100mA to 100mA
Short-Circuit Duration (VOUT: – 7V to 10V) ...... Indefinite
Operating Temperature Range
LTC1688C/LTC1689C ............................. 0
°C to 70°C
LTC1688I/LTC1689I .......................... – 40
°C to 85°C
Storage Temperature Range ................ – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300
°C
DC ELECTRICAL CHARACTERISTICS
ORDER PART
NUMBER
LTC1688CS
LTC1689CS
LTC1688IS
LTC1689IS
TOP VIEW
S PACKAGE
16-LEAD PLASTIC SO
*LTC1689 ONLY
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
DI1
DO1A
DO1B
EN (EN12*)
DO2B
DO2A
DI2
GND
VDD
DI4
DO4A
DO4B
ENB (EN34*)
DO3B
DO3A
DI3
TJMAX = 150°C, θJA = 90°C/ W
The q denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C.
Consult factory for parts specified with wider operating temperature ranges.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VDD = 5V, Per Driver, TA = 25°C, Unless Otherwise Noted (Note 2)
VOD1
Differential Driver Output (Unloaded)
IOUT = 0
q
VDD
V
VOD2
Differential Driver Output (With Load)
R = 50
(RS422)
q
2V
R = 25
(RS485), Figure 1
q
1.5
3.0
V
VOD
Change in Magnitude of Driver Differential
R = 25
or 50, Figure 1
q
0.2
V
Output Voltage for Complementary
Output States
VOC
Driver Common Mode Output Voltage
R = 25
or 50, Figure 1
q
23
V
VOC
Change in Magnitude of Driver Common
R = 25
or 50, Figure 1
q
0.2
V
Mode Output Voltage for Complementary
Output States
VIH
Input High Voltage
EN, ENB, EN12, EN34, DI
q
2V
VIL
Input Low Voltage
EN, ENB, EN12, EN34, DI
q
0.8
V
IIN1
Input Current
EN, ENB, EN12, EN34, DI
q
±1
A
IOZ
Three-State (High Impedance)
VOUT = – 7V to 12V
q
±2
±200
A
Output Current
IDD
Supply Current of Entire Device
No Load, Digital Input Pins = 0V or VDD
q
918
mA
IOSD1
Driver Short-Circuit Current, VOUT = HIGH
VOUT = – 7V to 10V
q
±20
mA
IOSD2
Driver Short-Circuit Current, VOUT = LOW
VOUT = – 7V to 10V
q
±20
mA
VDD = 3V, Per Driver, TA = 25°C, Unless Otherwise Noted (Note 2)
VOD1
Differential Driver Output (Unloaded)
IOUT = 0
q
VDD
V
VOD2
Differential Driver Output (With Load)
R = 50
(RS422)
1.5
V
R = 25
(RS485), Figure 1
q
0.65
2.0
V
VOD
Change in Magnitude of Driver Differential
R = 25
or 50, Figure 1
0.1
V
Output Voltage for Complementary
Output States
VOC
Driver Common Mode Output Voltage
R = 25
or 50, Figure 1
1.3
V
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