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SL28EB742 데이터시트 PDF




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부품번호 SL28EB742 기능
기능 EPROCLOCK GENERATOR
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SL28EB742 데이터시트, 핀배열, 회로
SL28EB742
EPROCLOCK® GENERATOR FOR INTEL® CK505 COMPLIANCE
Features
 Compliant Intel CK505 Clock spec  25 MHz ouput
 Low power push-pull type differential  Buffered Reference Clock
output buffers
14.318 MHz
 Integrated resistors on differential  14.318 MHz Crystal Input or Clock
clocks
input
 Wireless friendly 3-bits slew rate
control on single-ended clocks
 Differential CPU clocks with pin
selectable frequency
 100 MHz Differential SRC clocks
 I2C support with readback
capabilities
 Triangular Spread Spectrum profile
for maximum electromagnetic
interference (EMI) reduction
 Selectable Differential SATA or SRC  Industrial Temperature:
clocks
 96 MHz Differential DOT clock
 48 MHz USB clock
 Selectable 12 or 48 MHz clock
–40 to 85 °C
 3.3 V power supply
 56-pin QFN package
Selectable Differential SRC or CPU Clock
CPU SRC SATA DOT96 48M
x2/x3 x4/x7 x0/x1 x1 x1/2
48M/
12M
x1
33M 25M 14.318M
x2 x1
x1
EProClock® Programmable Technology
 > 4000 bits of configurations
 Can be configured through SMBus
or hard coded
 Custom frequency sets
 Differential skew control on true or
compliment or both
 Differential duty cycle control on true
or compliment or both
Differential amplitude control
Differential and single-ended
slew rate control
Program Internal or External
series resistor on single-ended
clocks
Program different spread
profiles
Program different spread
modulation rate
Selectable Differential SRC or CPU Clock
CPU SRC
x2/x3 x4/x7
SATA DOT96 48M
x0/x1 x1 x1/2
48M/
12M
x1
33M 25M
x2 x1
14.318M
x1
Ordering Information:
See page 39
Pin Assignments
* Internal 100K-ohm pull-up resistor
** Internal 100K-ohm pull down resistor
Patents pending
Rev. 1.0 12/13
Copyright © 2013 by Silicon Laboratories
SL28EB742
This information applies to a product under development. Its characteristics and specifications are subject to change without notice.




SL28EB742 pdf, 반도체, 판매, 대치품
SL28EB742
1. Electrical Specifications
Table 1. Recommended Operating Conditions
(VDD = 3.3 V, TA = 25 °C)
Parameter
Symbol
Supply Voltage (extended)
Supply Voltage (commercial)
VDD(industrial)
VDD(commercial)
Test Condition
3.3 V ±5%
3.3 V ±10%
Min Typ Max Unit
3.13 3.3 3.46 V
2.97 3.3 3.63 V
Table 2. DC Electrical Specifications
Parameter
Symbol
3.3 V Operating Voltage
VDD core
3.3 V Input High Voltage
(SE)
VIH
3.3 V Input Low Voltage (SE)
VIL
Input High Voltage
Input Low Voltage
FS Input High Voltage
VIHI2C
VILI2C
VIH_FS
FS Input Low Voltage
VIL_FS
Input High Leakage Current
IIH
Input Low Leakage Current
IIL
3.3 V Output High Voltage
(SE)
3.3 V Output Low Voltage
(SE)
High-impedance Output
Current
Input Pin Capacitance
Output Pin Capacitance
Pin Inductance
Power Down Current
Dynamic Supply Current
VOH
VOL
IOZ
CIN
COUT
LIN
IDD_PD
IDD_3.3 V
Test Condition
3.3 ± 5%
SDATA, SCLK
SDATA, SCLK
Except internal pull-down resistors,
0 < VIN < VDD
Except internal pull-up resistors,
0 < VIN < VDD
IOH = –1 mA
IOL = 1 mA
All outputs enabled. SE clocks with 5”
traces. Differential clocks with 5” traces.
Loading per CK505 spec.
Min
3.135
Max Unit
3.465 V
2.0
VSS
0.3
2.2
VDD +
0.3
0.8
V
V
V
— 1.0 V
0.7 VDD+0. V
3
VSS
0.3
0.35
V
— 5 A
–5 — A
2.4 — V
— 0.4 V
–10 10 A
1.5 5 pF
6 pF
— 7 nH
— 1 mA
— 115 mA
4 Rev. 1.0

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SL28EB742 전자부품, 판매, 대치품
SL28EB742
Table 3. AC Electrical Specifications (Continued)
Parameter
Rise/Fall M-atching
Symbol
Test Condition
Min Max Unit
TRFM
Measured single-endedly from
±75 mV
20 %
Voltage High
Voltage Low
Crossing Point Voltage at 0.7 V
Swing
DOT96 at 0.7 V
DOT96 Duty Cycle
DOT96 Period
DOT96 Absolute Period
DOT96 Cycle to Cycle Jitter
VHIGH
VLOW
VOX
TDC
TPERIOD
TPERIODAbs
TCCJ
1.15 V
–0.3 — V
300 550 mV
Measured at 0 V differential 45 55
Measured at 0 V differential at 0.1s 10.4156 10.4177
Measured at 0 V differential at 0.1s 10.1656 10.6677
Measured at 0 V differential at
1 clock
250
%
ns
ns
ps
DOT96 Long Term Accuracy
LACC
Measured at 0V differential at — 100 ppm
1 clock
DOT96 Rising/Falling Slew Rate TR / TF
Measured differentially from
±150 mV
2.5
8 V/ns
Rise/Fall Matching
TRFM
Measured single-endedly from
±75 mV
20 %
Voltage High
Voltage Low
Crossing Point Voltage at 0.7 V
Swing
SATA at 0.7 V
SATAM Duty Cycle
SATA Cycle to Cycle Jitter
VHIGH
VLOW
VOX
TDC
TCCJ
1.15 V
–0.3 — V
300 550 mV
Measured at 0V differential
45 55 %
Measured at 0V differential at — 125 ps
1 clock
SATA Long Term Accuracy
LACC
Measured at 0V differential at — 100 ppm
1 clock
SATA Rising/Falling Slew Rate TR / TF
Measured differentially from
±150 mV
2.5
8 V/ns
Rise/Fall Matching
TRFM
Measured single-endedly from
±75 mV
20 %
Voltage High
Voltage Low
VHIGH
VLOW
1.15 V
–0.3 — V
Rev. 1.0
7

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부품번호상세설명 및 기능제조사
SL28EB742

EPROCLOCK GENERATOR

Silicon Laboratories
Silicon Laboratories

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