SM5023 NPC [Nippon Precision Circuits Inc], SM5023 Datasheet - Page 7

• Manufacturer Part Number: SM5023
• Description: Miniature-package Crystal Oscillator Module ICs
• Manufacturer: NPC [Nippon Precision Circuits Inc]

MEASUREMENT CIRCUITS
Measurement cct 1
Measurement cct 2
Measurement cct 3
2.0Vp-p, 10MHz sine wave input signal (3V operation)
3.5Vp-p, 10MHz sine wave input signal (5V operation)
C1: 0.001µF
R1: 50Ω
R2: 263Ω (3V operation)
R3: 100kΩ
2.0Vp-p, 70MHz sine wave input signal (3V operation)
3.5Vp-p, 70MHz sine wave input signal (5V operation)
C1: 0.001µF
R1: 50Ω
Generator
Signal
Generator
Q output
244Ω (5V operation)
Signal
INHN
R1
R1
VDD
VSS
C1
C1
R3
Q
XT
XTN
XT
XTN
V
I
I
OL,
Z
VDD
V
VSS
I
Z
OL
VDD
VSS
A
A
I
DD
Q
Q
V
0V
OH
R2
SM5023 series
Measurement cct 4
Measurement cct 5
Load cct 1
Crystal oscillation
R
SM5023CNDH: C
C
C
fo
L
L
: 1.5kΩ (3V, 70MHz operation)
= 15pF: t
= 50pF: t
3.9kΩ (5V, 70MHz operation)
5.6kΩ (5V, 50MHz operation)
Q output
C
C
Go
Do
r1
r2
, t
, t
VSS
f1
f2
, Duty1, I
, Duty2, I
Go
NIPPON PRECISION CIRCUITS INC.—7
= 8pF, C
VDD
R
fo
+5V
DD1
DD2
INHN
X'tal
Do
A
= 15pF
XT
XTN
I
PR
R
UP
C
=
VDD
(Including probe
VSS
L
V
I
capacitance)
PR
DD
INHN
Q