SM5021 series
MEASUREMENT CIRCUITS
Measurement cct 1
Measurement cct 4
VDD
Signal
Generator
R1
C1
XT
R3
XTN
VSS
Q
R2
5.0V
VDD
R
UP
=
VSS
INHN
V
DD
I
PR
Q output
V
OH
0V
A
I
PR
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: 525Ω (3V operation/
×A, ×B, ×C, ×D
series)
263Ω (3V operation/
×E
series)
490Ω (5V operation)
R3: 100kΩ (K×, L× series)
Measurement cct 2
Measurement cct 5
I
OL,
I
Z
VDD
Q
INHN VSS
I
Z
XT
VDD
A
XTN
R
f
=
VSS
V
DD
I
Rf
V
V
OL
A
I
Rf
Measurement cct 3
Measurement cct 6
I
DD
I
ST
I
DD
VDD
A
XT
VDD
Signal
Generator
R1
C1
XT
R3
XTN
VSS
Q
R
fo
X'tal
XTN
INHN
VSS
Q
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
R3: 100kΩ (K×, L× series)
R
fo
: 2.7kΩ (K×, L× series)
SEIKO NPC CORPORATION —9
NPC [ NIPPON PRECISION CIRCUITS INC ]
