No. 5732-4/23
LC74789, 74789M, 74789JM
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VDD max
VDD1 and VDD2
VSS–0.3 to VSS+6.5
V
Maximum input voltage
VIN max
All input pins
VSS–0.3 to VDD+0.3
V
Maximum output voltage
VOUT max
HFTONOUT, SYNCJDG, and SEPOUT
VSS–0.3 to VDD+0.3
V
Allowable power dissipation
Pd max
Ta = 25°C
350
mW
Operating temperature
Topr
–30 to +70
°C
Storage temperature
Tstg
–40 to +125
°C
Specifications
Absolute Maximum Ratings
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Supply voltage
VDD1
4.5
5.0
5.5
V
VDD2
4.5
5.0
1.27 VDD1
V
Input high-level voltage
VIH1
RST, CS, SIN, SCLK, SEPIN, and MUTE
0.8 VDD1
VDD1+0.3
V
VIH2
CTRL1
0.7 VDD1
VDD+0.3
V
Input low-level voltage
VIL1
RST, CS, SIN, SCLK, SEPIN, and MUTE
VSS – 0.3
0.2 VDD1
V
VIL2
CTRL1
VSS – 0.3
0.3 VDD1
V
Pull-up resistance
RPU
RST, CS, SIN, SCLK, and MUTE
25
50
90
k
Applies to pins set up by options.
VIN1
CVIN: VDD1 = 5 V
2.0
Vp-p
Composite video signal input voltage
VIN2
SYNIN: VDD1 = 5 V
2.0
2.5
Vp-p
VIN3
CVCR: VDD1 = 5 V
2.0
Vp-p
Input voltage
VIN4
XtalIN (when used for external clock input)
0.10
5.0
Vp-p
fIN = 2fsc or 4fsc ; VDD1 = 5 V
XtalIN and XtalOUT oscillator pins (2fsc: NTSC)
7.159
MHz
XtalIN and XtalOUT oscillator pins (4fsc: NTSC)
14.318
MHz
XtalIN and XtalOUT oscillator pins (2fsc: PAL)
8.867
MHz
FOSC1
XtalIN and XtalOUT oscillator pins (4fsc: PAL)
17.734
MHz
Oscillator frequencies
XtalIN and XtalOUT oscillator pins (2fsc: PAL-M)
7.151
MHz
XtalIN and XtalOUT oscillator pins (4fsc: PAL-M)
14.302
MHz
XtalIN and XtalOUT oscillator pins (2fsc: PAL-N)
7.164
MHz
XtalIN and XtalOUT oscillator pins (4fsc: PAL-N)
14.328
MHz
FOSC2
OSCIN and OSCOUT oscillator pins (LC oscillator)
5
10
MHz
Allowable Operating Ranges
Note: Applications must be especially cautious about noise when using the XtalIN input pin in clock input mode.