SM5023 Datasheet, PDF (7/9 Pages) Nippon Precision Circuits Inc – Miniature-package Crystal Oscillator Module ICs

MEASUREMENT CIRCUITS
Measurement cct 1
SM5023 series
Measurement cct 4
VDD
C1
Signal
Generator
XT
Q
R1
R3
R2
XTN VSS
Q output
VOH
0V
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)
244Ω (5V operation)
R3: 100kΩ
Measurement cct 2
VDD
Q
INHN VSS
IOL, IZ
IZ
A
V VOL
Measurement cct 3
Signal
Generator
C1
R1
A IDD
VDD
XT
Q
XTN VSS
+5V
VDD
VSS
INHN
RUP = ^VDD
IPR
IPR
A
Measurement cct 5
XT ^VDD
CGo
Rfo X'tal
Q
XTN _{VSS INHN}
CDo
Crystal oscillation
R_fo: 1.5kΩ (3V, 70MHz operation)
3.9kΩ (5V, 70MHz operation)
5.6kΩ (5V, 50MHz operation)
SM5023CNDH: C_Go = 8pF, C_Do = 15pF
Load cct 1
Q output
CL
(Including probe
capacitance)
C_L = 15pF: t_r1, t_f1, Duty1, I_DD1
C_L = 50pF: t_r2, t_f2, Duty2, I_DD2
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
NIPPON PRECISION CIRCUITS INC.—7