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| 型號(hào)： | MC44355DW |
| 廠商： | MOTOROLA INC |
| 元件分類(lèi)： | 消費(fèi)家電 |
| 英文描述： | MULTI.STANDARD AND PAL/NTSC MODULATOR ICs |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PDSO20 |
| 封裝： | PLASTIC, SO-20 |
| 文件頁(yè)數(shù)： | 2/20頁(yè) |
| 文件大小： | 438K |
| 代理商： | MC44355DW |
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MC44353 MC44354 MC44355
2
MOTOROLA ANALOG IC DEVICE DATA
Figure 1. MC44353 Simplified Block Diagram
Modulator
Section
PLL
Section
10
11
7
6
5
4
2
1
3
9
8
13
14
12
16
15
17
18
19
20
VCC Mod Standby
RF Out
Mod Gnd
SCL
SDA
Xtal
Pre–Em
Audio
Osc Gnd
Osc
Osc
Osc Gnd
Op Out
VCCA
Mod Gnd
Video In
Snd Fil
Snd Tun
VCCD
Amp In
MC44353
Peak
White Clip
Clamp
Phase/
Freq Comp
Sound Osc
+ FM Mod
Prog Divider
AM Mod
Video
Modulator
+ Sound Mix
Test Pattern
Generator
High
Speed Bus
UHF
Osc
and
Drives
÷
8
Prescaler
Phase
Comp
Prog
Divider
Ref Divider
Ref Osc
8
2
3
3
30
12
3
7.8 kHz
976 Hz
TE2
TE1
31.25 kHz
Bias
MAXIMUM RATINGS
(Note 1)
Rating
Symbol
Value
Unit
Supply Voltage
VCC
7
V
Operational Amplifier Output Voltage
36
V
Operating Ambient Temperature
TA
Tstg
–20 to 80
°
C
Storage Temperature
–65 to 150
°
C
NOTES:
1.Maximum ratings are those values beyond which damage to the device may occur. For
functional operation, voltages should be restricted to the Recommended Operating Conditions.
2.ESD data available upon request.
ELECTRICAL CHARACTERISTICS
(Parameter Type: A–100% Tested, B–100% Correlation Tested, C–Characterized on
Samples. D–Design Parameter, VCC = 5.0 V, TA = 25C, Video input 1.0 Vpp, 10 step greyscale. Step 3 [typ. 80%] modulation depth for
PAL; Step 5 [typ 90%] modulation for SECAM L; P/S ration Step 3 [typ 14.5 dB]. RF output into 75
load. Unless otherwise noted.)
(Specifications only valid for envelope demodulation.)
Characteristic
Symbol
Min
Typ
Max
Unit
Type
Operating Supply Voltage Range
VCCA,VCCD,
VCC Mod
4.5
5.0
5.5
V
D
Analog Section Supply Current (VCC = 5.0 V)
Digital Section Supply Current (VCC = 5.0 V)
Modulator O/P Section Supply Current (VCC = 5.0 V)
Total Supply Current (VCC = 5.0 V)
During Standby
ICCA
ICCD
ICC Mod
ICC
VCC Mod
ICC Mod
26
33
39.5
mA
A
24
32
39
mA
A
6.0
9.0
11.5
mA
A
56
74
90
mA
A
4.0
–
5.5
V
D
During Standby (with Data Retension: VCC Mod = 5.0V)
Operational Amplifier Output Voltage (through Rpullup)
Operational Amplifier Output Current (with Rpullup = 560 k
–
0.5
1.0
mA
B
–
30
35
V
B
–
56
100
μ
A
B
Test Pattern Sync Pulse Width
TE1
4.0
4.7
5.6
μ
s
A
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