Crystal connection or external reference frequency input. This pin has dual functions. It
can be connected to either an external crystal or an external reference clock.
Crystal connection. If using an external reference, this pin must be left unconnected.
Ground to entire chip.
No connect.
Spread spectrum low EMI output.
Power supply for the entire chip (5V).
No connect.
No connect.
Absolute Maximum Ratings
Symbol
V
DD
, V
IN
T
STG
T
A
T
s
T
J
T
DV
Storage temperature
Operating temperature
Parameter
Rating
-0.5 to +7.0
-65 to +125
0 to 70
260
150
2
Unit
V
°
C
°
C
°
C
°
C
KV
Voltage on any pin with respect to Ground
Max. Soldering Temperature (10 sec)
Junction Temperature
Static Discharge Voltage
(As per JEDEC STD22- A114-B)
Note: These are stress ratings only and are not implied for functional use. Exposure to absolute maximum ratings for prolonged periods of time may affect
device reliability.
Operating Conditions
Symbol
VDD
T
A
C
L
C
IN
Operating temperature
Load Capacitance
Input Capacitance
Parameter
Supply Voltage with respect to VSS
Min
4.75
-40
Max
5.25
+85
15
7
Unit
V
°
C
pF
pF
Rev. 1 | Page 2 of 5 | www.onsemi.com
ASM3P2108A
DC Electrical Characteristics
Symbol
Parameter
V
IL
V
IH
I
IL
I
IH
I
XOL
I
XOH
V
OL
V
OH
I
CC
I
DD
V
DD
t
ON
Z
OUT
Input low voltage
Input high voltage
Input low current
Input high current
X
OUT
output low current (@ 0.4, V
DD
= 5V)
X
OUT
output high current (@2.5V, V
DD
= 5V)
Output low voltage (V
DD
= 5V, I
OL
= 20mA)
Output high voltage (V
DD
= 5V, I
OH
= 20mA)
Dynamic supply current normal mode
(5V, 32MHz and 15pF loading)
Static supply current standby mode
Operating voltage
Power up time (first locked clock cycle after power up)
Clock out impedance
2.5
40
40
4.75
5.0
0.18
50
5.25
Min
GND – 0.3
2.0
Typ
Max
0.8
V
DD
+ 0.3
Unit
V
V
µA
µA
mA
mA
44
66
3
3
0.4
V
V
mA
µA
V
mS
AC Electrical Characteristics
Symbol
f
IN
MODOUT
f
d
t
LH
*
t
HL
*
t
JC
t
D
Input frequency
Output frequency
Parameter
Min
25
25
Typ
Max
45
45
Unit
MHz
MHz
%
pS
pS
Input Frequency = 25MHz
Input Frequency = 45MHz
Output rise time (measured at 0.8V to 2.0V)
Frequency Deviation
Output fall time (measured at 2.0V to 0.8V)
Jitter (cycle to cycle)
Output duty cycle
45
-1.98
-0.60
440
300
±360
50
55
pS
%
* V
DD
= +5V, Input Frequency = 32MHz, t
LH
and t
HL
are measured into a capacitive load of 15pF
Rev. 1 | Page 3 of 5 | www.onsemi.com
ASM3P2108A
Package Information
8-Pin SOIC Package
E
H
D
A2
A
θ
e
A
1
B
C
D
L
Dimensions
Symbol
Min
A1
A
A2
B
C
D
E
e
H
L
θ
0°
0.004
0.053
0.049
0.012
0.007
Inches
Max
0.010
0.069
0.059
0.020
0.010
Millimeters
Min
0.10
1.35
1.25
0.31
0.18
4.90 BSC
3.91 BSC
1.27 BSC
6.00 BSC
0.41
0°
1.27
8°
Max
0.25
1.75
1.50
0.51
0.25
0.193 BSC
0.154 BSC
0.050 BSC
0.236 BSC
0.016
0.050
8°
Rev. 1 | Page 4 of 5 | www.onsemi.com
ASM3P2108A
Ordering Codes
Part Number
ASM3P2108AF-08SR
Marking
AEG
Package
8-PIN SOIC, TAPE AND REEL, Pb Free
Temperature
0° to +70°
C
C
A “microdot” placed at the end of last row of marking or just below the last row toward the center of package indicates Pb-free.
ON Semiconductor
and
are registered trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC reserves the right to make changes
without further notice to any products herein. SCILLC makes no warranty, representation or guarantee regarding the suitability of its products for any particular
purpose, nor does SCILLC assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability,
including without limitation special, consequential or incidental damages. “Typical” parameters which may be provided in SCILLC data sheets and/or
specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals” must be
validated for each customer application by customer's technical experts. SCILLC does not convey any license under its patent rights nor the rights of others.
SCILLC products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications
intended to support or sustain life, or for any other application in which the failure of the SCILLC product could create a situation where personal injury or death
may occur. Should Buyer purchase or use SCILLC products for any such unintended or unauthorized application, Buyer shall indemnify and hold SCILLC and
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was negligent regarding the design or manufacture of the part. SCILLC is an Equal Opportunity/Affirmative Action Employer. U.S Patent Pending; Timing-Safe
and Active Bead are trademarks of PulseCore Semiconductor, a wholly owned subsidiary of ON Semiconductor. This literature is subject to all applicable
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PUBLICATION ORDERING INFORMATION
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FPGA/CPLD
