No. 5731-4/23
LC74788, 74788M, 74788JM
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
V
DD
max
V
IN
max
V
OUT
max
Pd max
V
DD
1 and V
DD
2
All input pins
V
SS
–0.3 to V
SS
+6.5
V
SS
–0.3 to V
DD
+0.3
V
SS
–0.3 to V
DD
+0.3
V
Maximum input voltage
V
Maximum output voltage
HFTON
OUT
, SYNC
JDG
, and SEP
OUT
Ta = 25°C
V
Allowable power dissipation
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
V
DD
1
V
DD
2
V
IH
1
V
IH
2
V
IL
1
V
IL
2
V
DD
1
V
DD
2
RST, CS, SIN, SCLK, SEP
IN
, and MUTE
CTRL1
4.5
5.0
5.5
V
4.5
5.0
1.27V
DD
1
V
DD
1+0.3
V
DD
1+0.3
0.2V
DD
1
0.3V
DD
1
V
Input high-level voltage
0.8V
DD
1
0.7V
DD
1
V
SS
–0.3
V
SS
–0.3
V
V
Input low-level voltage
RST, CS, SIN, SCLK, SEP
IN
, and MUTE
CTRL1
V
V
Pull-up resistance
R
PU
RST, CS, SIN, SCLK, and MUTE
Applies to pins set up by options.
25
50
90
k
V
IN
1
V
IN
2
V
IN
3
CV
IN
: V
DD
1 = 5 V
SYN
IN
: V
DD
1 = 5 V
CV
CR
: V
DD
1 = 5 V
Xtal
IN
(when used for external clock input)
f
IN
= 2fsc or 4fsc ; V
DD
1 = 5 V
Xtal
IN
and Xtal
OUT
oscillator pins (2fsc: NTSC)
Xtal
IN
and Xtal
OUT
oscillator pins (4fsc: NTSC)
Xtal
IN
and Xtal
OUT
oscillator pins (2fsc: PAL)
Xtal
IN
and Xtal
OUT
oscillator pins (4fsc: PAL)
Xtal
IN
and Xtal
OUT
oscillator pins (2fsc: PAL-M)
Xtal
IN
and Xtal
OUT
oscillator pins (4fsc: PAL-M)
Xtal
IN
and Xtal
OUT
oscillator pins (2fsc: PAL-N)
Xtal
IN
and Xtal
OUT
oscillator pins (4fsc: PAL-N)
OSC
IN
and OSC
OUT
oscillator pins (LC oscillator)
2.0
Vp-p
Composite video signal input voltage
2.0
2.5
Vp-p
2.0
Vp-p
Input voltage
V
IN
4
0.10
5.0
Vp-p
7.159
MHz
14.318
MHz
8.867
MHz
F
OSC
1
17.734
MHz
Oscillator frequencies
7.151
MHz
14.302
MHz
7.164
MHz
14.328
MHz
F
OSC
2
5
10
MHz
Allowable Operating Ranges
Note: Applications must be especially cautious about noise when using the Xtal
IN
input pin in clock input mode.