参数资料
型号: LTC1334CG
厂商: Linear Technology
文件页数: 10/16页
文件大小: 0K
描述: IC CMOS TXRX MULTIPROTOCL 28SSOP
标准包装: 47
类型: 收发器
驱动器/接收器数: 3/3
规程: RS232,RS485
电源电压: 4.75 V ~ 5.25 V
安装类型: 表面贴装
封装/外壳: 28-SSOP(0.209",5.30mm 宽)
供应商设备封装: 28-SSOP
包装: 管件
3
LTC1334
AC ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
RS485 Receiver (SEL1 = SEL2 = High)
VTH
Differential Input Threshold Voltage
– 7V
≤ VCM ≤ 12V, LTC1334C
q
– 0.2
0.2
V
–7V
≤ VCM ≤ 7V, LTC1334I
q
–0.3
0.3
V
VTH
Input Hysteresis
VCM = 0V
70
mV
IIN
Input Current (A, B)
VIN = – 7V
q
– 0.8
mA
VIN = 12V
q
1.0
mA
RIN
Input Resistance
– 7V
≤ VIN ≤ 12V
q
12
24
k
RS232 Receiver (SEL1 = SEL2 = Low)
VTH
Receiver Input Threshold Voltage
Input Low Threshold
q
0.8
V
Input High Threshold
q
2.4
V
VTH
Receiver Input Hysteresis
0.6
V
RIN
Receiver Input Resistance
VIN = ±10V
3
5
7
k
Receiver Output
VOH
Receiver Output High Voltage
IO = – 3mA, VIN = 0V, SEL1 = SEL2 = Low
q
3.5
4.6
V
VOL
Receiver Output Low Voltage
IO = 3mA, VIN = 3V, SEL1 = SEL2 = Low
q
0.2
0.4
V
IOSR
Short-Circuit Current
0V
≤ VO ≤ VCC
q
785
mA
IOZR
Three-State Output Current
ON/OFF = Low
q
±10
A
ROB
Inactive “B” Output Pull-Up Resistance (Note 5)
ON/OFF = High, SEL1 = SEL2 = High
50
k
Power Supply Generator
VDD
VDD Output Voltage
No Load, ON/OFF = High
8.5
V
IDD = – 10mA, ON/OFF = High
7.6
V
VEE
VEE Output Voltage
No Load, ON/OFF = High
– 7.7
V
IEE = 10mA, ON/OFF = High
– 6.9
V
Power Supply
ICC
VCC Supply Current
No Load, SEL1 = SEL2 = High
q
825
mA
No Load Shutdown, ON/OFF = 0V
q
10
100
A
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
RS232 Mode (SEL1 = SEL2 = Low)
SR
Slew Rate
Figure 4, RL = 3k, CL = 15pF
q
30
V/
s
Figure 4, RL = 3k, CL = 1000pF
q
4V/
s
tT
Transition Time
Figure 4, RL = 3k, CL = 2500pF
q
0.22
1.9
3.1
s
tPLH
Driver Input to Output
Figures 4, 9, RL = 3k, CL = 15pF
q
0.6
4
s
tPHL
Driver Input to Output
Figures 4, 9, RL = 3k, CL = 15pF
q
0.6
4
s
tPLH
Receiver Input to Output
Figures 5, 10
q
0.3
6
s
tPHL
Receiver Input to Output
Figures 5, 10
q
0.4
6
s
RS485 Mode (SEL1 = SEL2 = High)
tPLH
Driver Input to Output
Figures 2, 6, RL = 54, CL = 100pF
q
20
40
70
ns
tPHL
Driver Input to Output
Figures 2, 6, RL = 54, CL = 100pF
q
20
40
70
ns
tSKEW
Driver Output to Output
Figures 2, 6, RL = 54, CL = 100pF
q
515
ns
tr, tf
Driver Rise and Fall Time
Figures 2, 6, RL = 54, CL = 100pF
q
315
40
ns
DC ELECTRICAL CHARACTERISTICS The q denotes specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 5V, C1 = C2 = C3 = C4 = 0.1F (Notes 2, 3)
The q denotes specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 5V, C1 = C2 = C3 = C4 = 0.1F (Notes 2, 3)
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LTC1334CG#PBF 功能描述:IC CMOS TXRX MULTIPROTOCL 28SSOP RoHS:是 类别:集成电路 (IC) >> 接口 - 驱动器,接收器,收发器 系列:- 产品培训模块:RS-232 & USB Transceiver 标准包装:2,000 系列:- 类型:收发器 驱动器/接收器数:1/1 规程:RS232 电源电压:3 V ~ 5.5 V 安装类型:表面贴装 封装/外壳:16-SSOP(0.209",5.30mm 宽) 供应商设备封装:16-SSOP 包装:带卷 (TR) 其它名称:296-19849-2
LTC1334CG#PBF 制造商:Linear Technology 功能描述:RS232/RS485 Transceiver IC
LTC1334CG#TR 功能描述:IC TXRX CMOS MULTIPROTOCL 28SSOP RoHS:否 类别:集成电路 (IC) >> 接口 - 驱动器,接收器,收发器 系列:- 标准包装:250 系列:- 类型:收发器 驱动器/接收器数:2/2 规程:RS232 电源电压:3 V ~ 5.5 V 安装类型:表面贴装 封装/外壳:16-TSSOP(0.173",4.40mm 宽) 供应商设备封装:16-TSSOP 包装:带卷 (TR)
LTC1334CG#TRPBF 功能描述:IC CMOS TXRX MULTIPROTOCL 28SSOP RoHS:是 类别:集成电路 (IC) >> 接口 - 驱动器,接收器,收发器 系列:- 标准包装:250 系列:- 类型:收发器 驱动器/接收器数:2/2 规程:RS232 电源电压:3 V ~ 5.5 V 安装类型:表面贴装 封装/外壳:16-TSSOP(0.173",4.40mm 宽) 供应商设备封装:16-TSSOP 包装:带卷 (TR)
LTC1334CNW 功能描述:IC CMOS TXRX MULTIPROTOCOL 28DIP RoHS:否 类别:集成电路 (IC) >> 接口 - 驱动器,接收器,收发器 系列:- 标准包装:250 系列:- 类型:收发器 驱动器/接收器数:2/2 规程:RS232 电源电压:3 V ~ 5.5 V 安装类型:表面贴装 封装/外壳:16-TSSOP(0.173",4.40mm 宽) 供应商设备封装:16-TSSOP 包装:带卷 (TR)