LTC2859/LTC2861
16
285961fc
GN16 (SSOP) 0204
1 2
3
4
5
6
7
8
.229 – .244
(5.817 – 6.198)
.150 – .157**
(3.810 – 3.988)
16
15
14
13
.189 – .196*
(4.801 – 4.978)
12 11 10
9
.016 – .050
(0.406 – 1.270)
.015 ±.004
(0.38 ±0.10)
× 45°
0° – 8° TYP
.007 – .0098
(0.178 – 0.249)
.0532 – .0688
(1.35 – 1.75)
.008 – .012
(0.203 – 0.305)
TYP
.004 – .0098
(0.102 – 0.249)
.0250
(0.635)
BSC
.009
(0.229)
REF
.254 MIN
RECOMMENDED SOLDER PAD LAYOUT
.150 – .165
.0250 BSC.0165 ±.0015
.045 ±.005
* DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
** DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
INCHES
(MILLIMETERS)
NOTE:
1. CONTROLLING DIMENSION: INCHES
2. DIMENSIONS ARE IN
3. DRAWING NOT TO SCALE
16-Lead Plastic SSOP (Narrow .150 Inch)
(Reference LTC DWG # 05-08-1641)
packaGe DescripTion
Please refer to http://www.linear.com/designtools/packaging/ for the most recent package drawings.
LTC2859/LTC2861
17
285961fc
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
revision hisTory
REV DATE DESCRIPTION PAGE NUMBER
C 3/12 Added H-grade Order Information and Electrical Characteristics parameters
Revised Receiver Input Resistance section
Replaced Figure 12
Added Termination Resistor restriction information
2, 3, 4
11
12
12
(Revision history begins at Rev C)
LTC2859/LTC2861
18
285961fc
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
FAX: (408) 434-0507
www.linear.com
LINEAR TECHNOLOGY CORPORATION 2006
LT 0312 REV C PRINTED IN USA
PART NUMBER DESCRIPTION COMMENTS
LTC2854/LTC2855 3.3V 20Mbps RS485/RS422 Transceivers with Integrated
Switchable Termination
Up to ±25kV HBM ESD, 125°C Operation
LTC2856/LTC2857/
LTC2858
5V 20Mbps and Slew Rate Limited 15kV RS485/RS422
Transceivers
±15kV ESD, 125°C Operation
LTC2850/LTC2851/
LTC2852
3.3V 20Mbps RS485/RS422 Transceivers ±15kV ESD, 125°C Operation
LTC2862/LTC2863/
LTC2864/LTC2865
±60V Fault Protected 3V to 5.5V RS485/RS422 Transceivers 20Mbps or 250kbps, ±15kV HBM ESD, ±25V Common Mode
Range
LTM2881 Complete 3.3V Isolated RS485/RS422 µModule
®
Transceiver
+ Power
2500V
RMS
Isolation with Integrated Isolated DC/DC Converter and
Switchable Termination
LTC485 Low Power RS485 Interface Transceiver I
CC
= 300µA (Typ)
LTC491 Differential Driver and Receiver Pair I
CC
= 300µA
LTC1480 3.3V Ultralow Power RS485 Transceiver 3.3V Operation
LTC1483 Ultralow Power RS485 Low EMI Transceiver Controlled Driver Slew Rate
LTC1485 Differential Bus Transceiver 10Mbaud Operation
LTC1487 Ultralow Power RS485 with Low EMI, Shutdown and High
Input Impedance
Up to 256 Transceivers on the Bus
LTC1520 50Mbps Precision Quad Line Receiver Channel-to-Channel Skew 400ps (Typ)
LTC1535 Isolated RS485 Full-Duplex Transceiver 2500V
RMS
Isolation in Surface Mount Package
LTC1685 52Mbps RS485 Transceiver with Precision Delay Propagation Delay Skew 500ps (Typ)
LT1785 ±60V Fault Protected RS485 Transceiver 60V Tolerant, 15kV ESD
Failsafe “0” Application (Idle State = Logic “0”)
relaTeD parTs
Typical applicaTion
2859/61 TA03
"A"
"B"
A
B
R
D
LTC2859
120Ω
I1RO
I2
DI
100kΩ
V
CC

LTC2859IDD#PBF

Mfr. #:
Manufacturer:
Analog Devices Inc.
Description:
RS-485 Interface IC 5V Half-Duplex RS485 Transceiver w/ Integrated Termination & Slew Rate Control
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union