
Specifications
Absolute Maximum Ratings at Ta = 25°C, VSS = 0 V
Note: A capacitor of at least 2000 pF must be inserted between the power supply, VDD, and VSS.
Allowable Operating Ranges at Ta = –40 to 85°C, VSS = 0 V
Note: 1. Period measurement
2. Refer to the item on the structure of the programmable divider.
3. Serial data: CTC = 0
4. Serial data: CTC = 1
No. 5377-3/22
LC72144M
Parameter
Symbol
Conditions
Ratings
Unit
Supply voltage
VDD max
VDD
–0.3 to +7.0
V
VIN1 max
CE, CL, DI
–0.3 to +7.0
V
Maximum input voltage
VIN2 max
XIN, FMIN, AMIN, HCTR/I-6, LCTR/I-7, I/O-0, I/O-4, I/O-5,
–0.3 to VDD + 0.3
V
ADC0, ADC1
VIN3 max
I/O-1 to I/O-3
–0.3 to +15
V
VO1 max
DO
–0.3 to +7.0
V
Maximum output voltage
VO2 max
XOUT, I/O-0, I/O-4, I/O-5, PD0, PD1, PDS, XBUF
–0.3 to VDD + 0.3
V
VO3 max
I/O-1 to I/O-3
–0.3 to +15
V
IO1 max
I/O-0, I/O-4, I/O-5, XBUF
0 to 3.0
mA
Maximum output current
IO2 max
DO
0 to 6.0
mA
IO3 max
I/O-1 to I/O-3
0 to 10
mA
Allowable power dissipation
Pd max
Ta
≤85°C
220
mW
Operating temperature
Topr
–40 to +85
°C
Storage temperature
Tstg
–55 to +125
°C
Parameter
Symbol
Conditions
min
typ
max
Unit
Supply voltage
VDD1
VDD
4.5
5.5
V
VDD2
VDD: Serial data hold voltage
2.0
VIH1
CE, CL, DI, I/O-1 to I/O-3
2.2
6.5
V
Input high-level voltage
VIH2
I/O-0, I/O-4, I/O-5, HCTR/I-6, LCTR/I-7
2.2
VDD
V
VIH3
LCTR/I-7: Pulse waveform, *1
2.2
VDD
V
Input low-level voltage
VIL1
CE, CL, DI, I/O-0 to I/O-5, HCTR/I-6, LCTR/I-7
0
0.8
V
VIL2
LCTR/I-7: Pulse waveform, *1
0
0.8
V
Output voltage
VO1
DO
0
6.5
V
VO2
I/O-1 to I/O-3
0
13
V
fIN1
XIN: Sine wave, capacitor coupled
1.0
8.0
MHz
fIN2
FMIN: Sine wave, capacitor coupled
10
160
MHz
Input frequency
fIN3
AMIN: Sine wave, capacitor coupled
0.5
40
MHz
fIN4
HCTR/I-6: Sine wave, capacitor coupled
0.4
25
MHz
fIN5
LCTR/I-7: Sine wave, capacitor coupled
10
500
kHz
fIN6
LCTR/I-7: Pulse waveform, DC coupled, *1
4.0
20
× 103
Hz
Guaranteed crystal
Xtal1
XIN, XOUT: CI
≤ 120
4.0
7.0
MHz
oscillator ranges
Xtal2
XIN, XOUT: CI
≤ 50
7.1
10.5
MHz
VIN1
XIN
200
1500
mVrms
VIN2-1
FMIN: 10
≤ f < 130 MHz, *2
40
1500
mVrms
VIN2-2
FMIN: 130
≤ f < 160 MHz, *2
70
1500
mVrms
VIN3-1
AMIN: 2
≤ f < 25 MHz, *2
40
1500
mVrms
VIN3-2
AMIN: 25
≤ f < 40 MHz, *2
70
1500
mVrms
Input amplitudes
VIN3-3
AMIN: 0.5
≤ f < 2.5 MHz, *2
40
1500
mVrms
VIN3-4
AMIN: 2.5
≤ f ≤ 10 MHz, *2
70
1500
mVrms
VIN4-1
HCTR/I-6: 0.4
≤ f ≤ 25 MHz, *3
40
1500
mVrms
VIN4-2
HCTR/I-6: 8
≤ f ≤ 12 MHz, *4
70
1500
mVrms
VIN5-1
LCTR/I-7: 10
≤ f < 400 kHz, *3
40
1500
mVrms
VIN5-2
LCTR/I-7: 400
≤ f < 500 kHz, *3
20
1500
mVrms
VIN5-3
LCTR/I-7: 400
≤ f < 500 kHz, *4
70
1500
mVrms
Input voltage range
VIN6
ADC0, ADC1
0
VDD
V
Continued on next page.