EEWORLDEEWORLDEEWORLD

Part Number

Search

843241BM-75LF

Description
SOIC-8, Tube
CategoryThe embedded processor and controller    Microcontrollers and processors   
File Size573KB,19 Pages
ManufacturerIDT (Integrated Device Technology)
Environmental Compliance  
Download Datasheet Parametric Compare View All

843241BM-75LF Online Shopping

Suppliers Part Number Price MOQ In stock  
843241BM-75LF - - View Buy Now

843241BM-75LF Overview

SOIC-8, Tube

843241BM-75LF Parametric

Parameter NameAttribute value
Brand NameIntegrated Device Technology
Is it lead-free?Lead free
Is it Rohs certified?conform to
MakerIDT (Integrated Device Technology)
Parts packaging codeSOIC
package instruction3.90 X 4.90 MM, 1.37 MM HEIGHT, ROHS COMPLIANT, MS-012, SOIC-8
Contacts8
Manufacturer packaging codeDCG8
Reach Compliance Codecompliant
ECCN codeEAR99
Other featuresALSO OPERATES TA 3.3 V SUPPLY
JESD-30 codeR-PDSO-G8
JESD-609 codee3
length4.9 mm
Humidity sensitivity level1
Number of terminals8
Maximum operating temperature70 °C
Minimum operating temperature
Maximum output clock frequency75 MHz
Package body materialPLASTIC/EPOXY
encapsulated codeSOP
Package shapeRECTANGULAR
Package formSMALL OUTLINE
Peak Reflow Temperature (Celsius)260
Master clock/crystal nominal frequency25 MHz
Maximum seat height1.75 mm
Maximum supply voltage2.625 V
Minimum supply voltage2.375 V
Nominal supply voltage2.5 V
surface mountYES
technologyCMOS
Temperature levelCOMMERCIAL
Terminal surfaceMatte Tin (Sn)
Terminal formGULL WING
Terminal pitch1.27 mm
Terminal locationDUAL
Maximum time at peak reflow temperatureNOT SPECIFIED
width3.9 mm
uPs/uCs/peripheral integrated circuit typeCLOCK GENERATOR, OTHER

843241BM-75LF Preview

FEMTOCLOCKS™
SAS/SATA CLOCK GENERATOR
ICS843241
G
ENERAL
D
ESCRIPTION
The ICS843241 is a low jitter, high performance clock
generator and a member of the FemtoClocks™ family
HiPerClockS™
of silicon timing products. The ICS843241 is designed
for use in the SAS-2 interconnect and the three
transport protocols that use the SAS-2 interconnect:
Serial SCSI Protocol (SSP), Serial ATA Tunneled Protocol (STP),
and Serial Management Protocol (SMP). The ICS843241 has
excellent (<1ps) RMS phase jitter, over the SAS defined
integration range. The ICS843241 uses an external, 25MHz,
parallel resonant crystal to generate three selectable output
frequencies: 75MHz, 100MHz, 150MHz, and 300MHz. This sili-
con based approach provides excellent frequency stability and
reliability. The ICS843241 features up, down, and center spread
spectrum (SSC) clocking techniques. The up, down and center
SSC will be required in the SAS-2 applications that have three
clock trees in the HBA and expander ASICs (see Applications
Information section, Figure 3).
F
EATURES
Designed for use in SAS-2 systems
Up, down and center spread spectrum clocking
One differential 3.3V or 2.5V LVPECL output pair
Selectable output frequencies: 75MHz, 100MHz, 150MHz,
300MHz
RMS phase jitter @ 75MHz, (900kHz – 7.5MHz):
0.70ps (typical)
3.3V or 2.5V operating supply
0°C to 70°C ambient operating temperature
Available in lead-free (RoHS 6) packages
IC
S
A
PPLICATIONS
:
• SAS/ SATA Host Bus Adapters
• SATA Port Multipliers
• SAS I/O Controllers
• TapeDrive and HDD Array Controllers
• SAS Edge and Fanout Expanders
• HDDs and Tape Drives
• Disk Storage Enterprise
A
DDITIONAL
O
RDERING
I
NFORMATION
T
ABLE
Part Number
ICS843241BG
ICS843241BM-75
ICS843241BM-100
ICS843241BM-150
ICS843241BM-300
Package
16 TSSOP
8 SOIC
8 SOIC
8 SOIC
8 SOIC
Output Frequency
75MHz, 100MHz, 150MHz, 300MHz
75MHz
100MHz
150MHz
300MHz
P
IN
A
SSIGNMENT
XTAL_OUT
XTAL_IN
SSC_SEL0
SSC_SEL1
1
2
3
4
8
7
6
5
V
EE
nQ
Q
V
CC
B
LOCK
D
IAGRAMS
XTAL_IN
XTAL_OUT
25MHz
75MHz, 100MHz,
150MHz or 300MHz
See Table 10 for
Ordering Information
ICS843241-XXX
8-Lead SOIC, 150 mil
3.90mm x 4.90mm x 1.37mm package body
M Package
Top View
OSC
FemtoClock™
PLL
Q
nQ
8-Lead SOIC
SSC_SEL[1:0]
Pulldown
P
IN
A
SSIGNMENT
2
V
EE
XTAL_OUT
XTAL_IN
SSC_SEL0
nc
nc
nc
SSC_SEL1
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
F_SEL1
V
EE
nPLL_SEL
nQ
Q
V
CC
F_SEL0
V
CC
F_SEL[1:0]
Pullup:Pulldown
nPLL_SEL
Pulldown
1
XTAL_IN
XTAL_OUT
SSC_SEL[1:0]
Pulldown
25MHz
OSC
FemtoClock™
PLL
0
F_SEL[1:0]
0 0 75MHz
0 1 100MHz
1 0 150MHz
1 1 300MHz
Q
nQ
ICS843241
16-Lead TSSOP
4.4mm x 5.0mm x 0.92mm package body
G Package
Top View
16-Lead TSSOP
IDT
/ ICS
SAS/SATA CLOCK GENERATOR
1
ICS843241BG REV. A AUGUST 20, 2008
ICS843241
FEMTOCLOCKS™ SAS/SATA CLOCK GENERATOR
T
ABLE
1. P
IN
D
ESCRIPTIONS
Name
XTAL_OUT, XTAL_IN
SSC_SEL0, SSC_SEL1
F_SEL0
F_SEL1
nPLL_SEL
nQ, Q
V
EE
V
CC
nc
Input
Input
Input
Input
Input
Output
Power
Power
Unused
Type
Description
Crystal oscillator interface. XTAL_IN is the input, XTAL_OUT is the output.
Pulldown SSC select pins. See Table 3A. LVCMOS/LVTTL interface levels.
Pulldown Output frequency select pin. See Table 3B. LVCMOS/LVTTL interface levels.
Pullup
Output frequency select pin. See Table 3B. LVCMOS/LVTTL interface levels.
Differential clock outputs. LVPECL interface levels.
Negative supply pin.
Power supply pin.
No connect.
Pulldown Bypasses the PLL. LVCMOS/LVTTL interface levels.
T
ABLE
2. P
IN
C
HARACTERISTICS
Symbol
C
IN
R
PULLDOWN
R
PULLUP
Parameter
Input Capacitance
Input Pulldown Resistor
Input Pullup Resistor
Test Conditions
Minimum
Typical
4
51
51
Maximum
Units
pF
T
ABLE
3A. SSC_SEL[1:0] F
UNCTION
T
ABLE
Inputs
SSC_SEL1
0 (default)
0
1
1
SSC_SEL0
0 (default)
1
0
1
Mode
SSC Off
0.5% Down-spread
0.5% Up-spread
0.5% Center-spread
T
ABLE
3B. F_SEL[1:0] F
UNCTION
T
ABLE
Inputs
F_SEL1
0
0
1 (default)
1
F_SEL0
0
1
0 (default)
1
Output Frequency
75MHz
100MHz
150MHz
300MHz
IDT
/ ICS
SAS/SATA CLOCK GENERATOR
2
ICS843241BG REV. A AUGUST 20, 2008
ICS843241
FEMTOCLOCKS™ SAS/SATA CLOCK GENERATOR
A
BSOLUTE
M
AXIMUM
R
ATINGS
Supply Voltage, V
DD
Inputs, V
I
Outputs, I
O
Continuous Current
Surge Current
4.6V
-0.5V to V
CC
+ 0.5V
50mA
100mA
NOTE: Stresses beyond those listed under Absolute
Maximum Ratings may cause per manent damage to the
device. These ratings are stress specifications only. Functional op-
eration of product at these conditions or any conditions beyond
those listed in the
DC Characteristics
or
AC Characteristics
is not
implied. Exposure to absolute maximum rating conditions for ex-
tended periods may affect product reliability.
Package Thermal Impedance,
θ
JA
8 SOIC
96°C/W (0 lfpm)
16 TSSOP
Storage Temperature, T
STG
92.4°C/W (0 mps)
-65°C to 150°C
T
ABLE
4A. P
OWER
S
UPPLY
DC C
HARACTERISTICS
,
V
CC
= 3.3V±5%, T
A
= 0°C
TO
70°C
Symbol
V
CC
I
EE
Parameter
Power Supply Voltage
Power Supply Current
Test Conditions
Minimum
3.135
Typical
3. 3
Maximum
3.465
77
Units
V
mA
T
ABLE
4B. P
OWER
S
UPPLY
DC C
HARACTERISTICS
,
V
CC
= 2.5V±5%, T
A
= 0°C
TO
70°C
Symbol
V
CC
I
EE
Parameter
Power Supply Voltage
Power Supply Current
Test Conditions
Minimum
2.375
Typical
2. 5
Maximum
2.625
75
Units
V
mA
T
ABLE
4C. LVCMOS/LVTTL DC C
HARACTERISTICS
,
V
CC
= 3.3V±5%
OR
2.5V±5%, T
A
= 0°C
TO
70°C
Symbol
V
IH
Parameter
Input High Voltage
Test Conditions
V
CC
= 3.3V
V
CC
= 2.5V
Input Low Voltage
F_SEL0,
nPLL_SEL
SSC_SEL[0:1]
F_SEL1
Input
Low Current
F_SEL0,
nPLL_SEL
SSC_SEL[0:1]
F_SEL1
V
CC
= 3.3V
V
CC
= 2.5V
Input
High Current
V
CC
= V
IN
= 3.465V or 2.625V
V
CC
= V
IN
= 3.465V or 2.625V
V
CC
= 3.465V or 2.625V, V
IN
= 0V
V
CC
= 3.465V or 2.625V, V
IN
= 0V
-5
-150
Minimum
2
1.7
-0.3
-0.3
Typical
Maximum
V
CC
+ 0.3
V
CC
+ 0.3
0.8
0.7
150
5
Units
V
V
V
V
µA
µA
µA
µA
V
IL
I
IH
I
IL
IDT
/ ICS
SAS/SATA CLOCK GENERATOR
3
ICS843241BG REV. A AUGUST 20, 2008
ICS843241
FEMTOCLOCKS™ SAS/SATA CLOCK GENERATOR
T
ABLE
4D. LVPECL DC C
HARACTERISTICS
,
V
CC
= 3.3V±5%, T
A
= 0°C
TO
70°C
Symbol
V
OH
V
OL
V
SWING
Parameter
Output High Voltage; NOTE 1
Output Low Voltage; NOTE 1
Peak-to-Peak Output Voltage Swing
Test Conditions
Minimum
V
CC
- 1.4
V
CC
- 2.0
0.6
Typical
Maximum
V
CC
- 0.9
V
CC
- 1.7
1.0
Units
V
V
V
NOTE 1: Outputs terminated with 50
Ω
to V
CC
- 2V.
T
ABLE
4E. LVPECL DC C
HARACTERISTICS
,
V
CC
= 2.5V±5%, T
A
= 0°C
TO
70°C
Symbol
V
OH
V
OL
V
SWING
Parameter
Output High Voltage; NOTE 1
Output Low Voltage; NOTE 1
Peak-to-Peak Output Voltage Swing
Test Conditions
Minimum
V
CC
- 1.4
V
CC
- 2.0
0.4
Typical
Maximum
V
CC
- 0.9
V
CC
- 1.5
1.0
Units
V
V
V
NOTE 1: Outputs terminated with 50
Ω
to V
CC
- 2V.
T
ABLE
5. C
RYSTAL
C
HARACTERISTICS
Parameter
Mode of Oscillation
Frequency
Equivalent Series Resistance (ESR)
Shunt Capacitance
Test Conditions
Minimum
Typical
Fundamental
25
50
7
MHz
Ω
pF
Maximum
Units
T
ABLE
6A. AC C
HARACTERISTICS
,
V
CC
= 3.3V±5%, T
A
= 0°C
TO
70°C
Symbol
Parameter
Test Conditions
F_SEL[1:0] = 00
f
OUT
Output Frequency
F_SEL[1:0] = 01
F_SEL[1:0] = 10
F_SEL[1:0] = 11
75MHz @ Integration Range:
900kHz - 7.5MHz
100MHz @ Integration Range:
900kHz - 7.5MHz
150MHz @ Integration Range:
900kHz - 7.5MHz
300MHz @ Integration Range:
900kHz - 7.5MHz
20% to 80%
Minimum
Typical
75
100
15 0
300
0.70
0.69
0.69
0.68
335
48
590
52
Maximum
Units
MHz
MHz
MHz
MHz
ps
ps
ps
ps
ps
%
t
jit(Ø)
RMS Phase Jitter ( Random);
NOTE 1
t
R
/ t
F
Output Rise/Fall Time
odc
Output Duty Cycle
NOTE 1: Refer to the Phase Noise Plots.
IDT
/ ICS
SAS/SATA CLOCK GENERATOR
4
ICS843241BG REV. A AUGUST 20, 2008
ICS843241
FEMTOCLOCKS™ SAS/SATA CLOCK GENERATOR
T
ABLE
6B. AC C
HARACTERISTICS
,
V
CC
= 2.5V±5%, T
A
= 0°C
TO
70°C
Symbol
Parameter
Test Conditions
F_SEL[1:0] = 00
f
OUT
Output Frequency
F_SEL[1:0] = 01
F_SEL[1:0] = 10
F_SEL[1:0] = 11
75MHz @ Integration Range:
900kHz - 7.5MHz
RMS Phase Jitter ( Random);
NOTE 1
100MHz @ Integration Range:
900kHz - 7.5MHz
150MHz @ Integration Range:
900kHz - 7.5MHz
300MHz @ Integration Range:
900kHz - 7.5MHz
20% to 80%
Minimum
Typical
75
100
15 0
300
0.72
0.61
0.68
0.64
360
48
500
52
Maximum
Units
MHz
MHz
MHz
MHz
ps
ps
ps
ps
ps
%
t
jit(Ø)
t
R
/ t
F
Output Rise/Fall Time
odc
Output Duty Cycle
NOTE 1: Refer to the Phase Noise Plots.
IDT
/ ICS
SAS/SATA CLOCK GENERATOR
5
ICS843241BG REV. A AUGUST 20, 2008

843241BM-75LF Related Products

843241BM-75LF 843241BM-300LF 843241BM-300LFT 843241BM-100LF 843241BM-100LFT 843241BM-75LFT 843241BM-150LF
Description SOIC-8, Tube SOIC-8, Tube SOIC-8, Reel SOIC-8, Tube SOIC-8, Reel SOIC-8, Reel SOIC-8, Tube
Brand Name Integrated Device Technology Integrated Device Technology Integrated Device Technology Integrated Device Technology Integrated Device Technology Integrated Device Technology Integrated Device Technology
Is it lead-free? Lead free Lead free Lead free Lead free Lead free Lead free Lead free
Is it Rohs certified? conform to conform to conform to conform to conform to conform to conform to
Maker IDT (Integrated Device Technology) IDT (Integrated Device Technology) IDT (Integrated Device Technology) IDT (Integrated Device Technology) IDT (Integrated Device Technology) IDT (Integrated Device Technology) IDT (Integrated Device Technology)
Parts packaging code SOIC SOIC SOIC SOIC SOIC SOIC SOIC
package instruction 3.90 X 4.90 MM, 1.37 MM HEIGHT, ROHS COMPLIANT, MS-012, SOIC-8 3.90 X 4.90 MM, 1.37 MM HEIGHT, ROHS COMPLIANT, MS-012, SOIC-8 3.90 X 4.90 MM, 1.37 MM HEIGHT, ROHS COMPLIANT, MS-012, SOIC-8 3.90 X 4.90 MM, 1.37 MM HEIGHT, ROHS COMPLIANT, MS-012, SOIC-8 3.90 X 4.90 MM, 1.37 MM HEIGHT, ROHS COMPLIANT, MS-012, SOIC-8 3.90 X 4.90 MM, 1.37 MM HEIGHT, ROHS COMPLIANT, MS-012, SOIC-8 3.90 X 4.90 MM, 1.37 MM HEIGHT, ROHS COMPLIANT, MS-012, SOIC-8
Contacts 8 8 8 8 8 8 8
Manufacturer packaging code DCG8 DCG8 DCG8 DCG8 DCG8 DCG8 DCG8
Reach Compliance Code compliant compliant compliant compliant compliant compliant compliant
ECCN code EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99
Other features ALSO OPERATES TA 3.3 V SUPPLY ALSO OPERATES TA 3.3 V SUPPLY - ALSO OPERATES TA 3.3 V SUPPLY ALSO OPERATES TA 3.3 V SUPPLY ALSO OPERATES TA 3.3 V SUPPLY ALSO OPERATES TA 3.3 V SUPPLY
JESD-30 code R-PDSO-G8 R-PDSO-G8 - R-PDSO-G8 R-PDSO-G8 R-PDSO-G8 R-PDSO-G8
JESD-609 code e3 e3 - e3 e3 e3 e3
length 4.9 mm 4.9 mm - 4.9 mm 4.9 mm 4.9 mm 4.9 mm
Humidity sensitivity level 1 1 - 1 1 1 1
Number of terminals 8 8 - 8 8 8 8
Maximum operating temperature 70 °C 70 °C - 70 °C 70 °C 70 °C 70 °C
Maximum output clock frequency 75 MHz 300 MHz - 100 MHz 100 MHz 75 MHz 150 MHz
Package body material PLASTIC/EPOXY PLASTIC/EPOXY - PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code SOP SOP - SOP SOP SOP SOP
Package shape RECTANGULAR RECTANGULAR - RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR
Package form SMALL OUTLINE SMALL OUTLINE - SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE
Peak Reflow Temperature (Celsius) 260 260 - 260 260 260 260
Master clock/crystal nominal frequency 25 MHz 25 MHz - 25 MHz 25 MHz 25 MHz 25 MHz
Maximum seat height 1.75 mm 1.75 mm - 1.75 mm 1.75 mm 1.75 mm 1.75 mm
Maximum supply voltage 2.625 V 2.625 V - 2.625 V 2.625 V 2.625 V 2.625 V
Minimum supply voltage 2.375 V 2.375 V - 2.375 V 2.375 V 2.375 V 2.375 V
Nominal supply voltage 2.5 V 2.5 V - 2.5 V 2.5 V 2.5 V 2.5 V
surface mount YES YES - YES YES YES YES
technology CMOS CMOS - CMOS CMOS CMOS CMOS
Temperature level COMMERCIAL COMMERCIAL - COMMERCIAL COMMERCIAL COMMERCIAL COMMERCIAL
Terminal surface Matte Tin (Sn) Matte Tin (Sn) - Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn)
Terminal form GULL WING GULL WING - GULL WING GULL WING GULL WING GULL WING
Terminal pitch 1.27 mm 1.27 mm - 1.27 mm 1.27 mm 1.27 mm 1.27 mm
Terminal location DUAL DUAL - DUAL DUAL DUAL DUAL
Maximum time at peak reflow temperature NOT SPECIFIED NOT SPECIFIED - NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED
width 3.9 mm 3.9 mm - 3.9 mm 3.9 mm 3.9 mm 3.9 mm
uPs/uCs/peripheral integrated circuit type CLOCK GENERATOR, OTHER CLOCK GENERATOR, OTHER - CLOCK GENERATOR, OTHER CLOCK GENERATOR, OTHER CLOCK GENERATOR, OTHER CLOCK GENERATOR, OTHER
EEWORLD DIY——My Health Bracelet (IV)
[i=s]This post was last edited by ketose on 2017-11-20 15:26[/i] [size=5] Two weeks have passed. Today I will record what I have done in the past two weeks. In the last article, we have already prepar...
ketose DIY/Open Source Hardware
New Product ExpressAllegro's LED Backlight Driver IC for Large Displays
Allegro’s LED Backlight Driver IC for Large DisplaysThe new device integrates a scalable-output boost controller operating in constant-frequency current mode control – adjustable between 300kHz and 1M...
安_然 Analog electronics
Bear Pie Huawei IoT operating system LiteOS bare metal driver transplantation 05-E53_SF1 expansion board driver and use
1. E53_SF1 expansion board and its driverabout E53 standard interfaceThe E in the E53 interface standard is taken from the first letter of the English word "Expansion". The size of the board is 5×3cm,...
小熊派开源社区 Programming Basics
TI's TPS61200 boost chip can only boost voltage but not reduce voltage during actual testing. Please help.
The main function I want to achieve is to use a single lithium battery to power the system, and then use TPS61200 to stabilize the voltage to 3.3V. During the test, a voltage regulator was used to sim...
lijian121188 Power technology
Learn to make a flyback switching power supply-2
Last time, I successfully made a low-power (15W) flyback switching power supply for mass production, which greatly increased my confidence. This time, I made a higher-power (=50W) flyback switching po...
zxhcdm Power technology

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 321  1485  1852  81  1012  7  30  38  2  21 
Datasheet   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Room 1530, 15th Floor, Building B, No. 18 Zhongguancun Street, Haidian District, Beijing Telephone: (010) 82350740 Postal Code: 100190
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved 京ICP证060456号 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号