5026 Datasheet, PDF (14/16 Pages) Nippon Precision Circuits Inc – Crystal Oscillator Module ICs

MEASUREMENT CIRCUITS
Measurement cct 1
5026 series
Measurement cct 4
Signal
C1
Generator
VDD
XT
Q
R1
XTN
INHN
VSS
R2
VDD
Q output
VOH
0V
VDD
XT
XTN
INHN
Q
VSS
V
VPR
RUP1 =
VDD
IPR
(VPR = VSS)
RUP2 = ^{VDD VPR}
IPR
(VPR = 0.7VDD)
IPR _A
2Vp-p, 10MHz sine wave input signal
C1: 0.001µF
R1: 50Ω
R2: 5026AL× : 412Ω (2.5V operation)
575Ω (3.0V operation)
5026BL1, ML× : 206Ω (2.5V operation)
287Ω (3.0V operation)
Measurement cct 2
VDD
XT
XTN
INHN
Q
VSS
IZ, IOL
IZ
A
V ^VOH
VOL
Measurement cct 5
VDD
XT
XTN
INHN
Q
VSS
Rf =
VDD
IRf
Rf 2 =
VDD
IRf
A
IRf
Measurement cct 6
Measurement cct 3
X'tal
IDD
A
IST
XT ^VDD
XTN
INHN
Q
VSS
Signal
Generator
C1
R1
VDD
XT
XTN
INHN
Q
VSS
2Vp-p, 10MHz sine wave input signal
C1: 0.001µF
R1: 50Ω
Load cct 1
Q output
CL
(Including probe
capacitance)
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