SM5007 series
MEASUREMENT CIRCUITS
Measurement cct 1
Measurement cct 4
Signal
Generator
R1
VDD
XT
VSS
When
measuring VOL
R3
Q
When
R2
measuring VOH
XT input waveform
VDD
(10MHz)
0V
VDD
Q output
VOH
0V
VDD
Q output
VOL
0V
R1 : 50Ω
R2 : 1.25kΩ (VDD = 4.5V), 1.375kΩ (VDD = 2.7V)
R3 : 1.285kΩ (VDD = 4.5V), 1.44kΩ (VDD = 2.7V)
3.0V or 5.0V
VDD
RUP1= VDD
IPR
VIL = 0V
VSS
INH RUP2= VDD VIH
V
IPR
AA series:V IH = 2.0V
VIH
AL series:V IH = 2.1V(V DD = 3.0V)
VIL
V IH = 3.5V(V DD = 5.0V)
A IPR
Measurement cct 2
Measurement cct 5
VDD
Q
VSS
IZ
IZ
A
V
VDD
XT
XT
VSS
A
IRf
Rf =
VDD
IRf
Measurement cct 3
X'tal
IDD1
A
IDD2
IST
XT VDD
Q
XT
INH VSS
Measurement cct 6
Signal
Generator
R1
VDD
XT
Q
VSS INH
VDD
XT input waveform
(10MHz)
0V
R1 : 50Ω
NIPPON PRECISION CIRCUITS—9