LA7170M Datasheet, PDF (1/8 Pages) Sanyo Semicon Device – RF Modulator for UHF Band (Supports SECAM)

Ordering number : EN5675
Monolithic linear IC
LA7170M
RF Modulator for UHF Band (Supports SECAM)
Overview
The LA7170M is a UHF band RF modulator whose built-
in RF oscillator and mixer make it a single-chip RF
modulator solution. It also supports image positivity
modulation and AM sound modulation for SECAM
systems.
Package Dimensions
unit: mm
3036B-MFP20
[LA7170M]
Specifications
Maximum Ratings at Ta = 25°C
SANYO: MFP20
Parameter
Maximum supply voltage
Allowable power dissipation
Operating temperature
Storage temperature
Symbol
V_CC max
Pd max
Topr
Tstg
Ta ≤ 75°C
Conditions
Ratings
Unit
7
V
250
mW
–20 to +75
°C
–55 to +150
°C
Operating Conditions at Ta = 25°C
Parameter
Recommended operating voltage
Operating supply voltage range
Symbol
V_CC
V_CC op
Conditions
Ratings
Unit
5.0
V
4.5 to 5.5
V
Operating Characteristics at Ta = 25°C, V_CC = 5 V, Unless otherwise specified, fp = 591.25 MHz, fs = 5.5 MHz,
S9: ON, S10: B, S19A: B, S19B: B
Parameter
Current drain 1
Regulator voltage
[RF Output Level] (S19A: A, S19B: A)
Picture carrier output
Sound carrier output ratio
Sound second harmonic distortion
Sound third harmonic distortion
Chrominance beat
Picture harmonic distortion
Symbol
Conditions
I_CC1
Vreq
With no input
With no input
min
24
3.7
Ratings
typ
30
3.9
Unit
max
36 mA
4.1
V
P
With no input, with 50 Ω terminator
77
P/S Ratio of levels at fp and fp+fs
12.5
P/S2 Ratio of levels at fp and fp+2fs
52
P/S3 Ratio of levels at fp and fp+3fs
58
Ratio of P above to chrominance beat for
P/CB _{VIN = 0.4 Vp-p with 4.43-MHz sine wave input}
65
Ratio of P above to level at fp+2 MHz for
P/V2 _{VIN = 1 Vp-p with 1-MHz sine wave input}
50
79.5
82 dBµ
15
17.5
dB
62
dB
68
dB
75
dB
62
dB
Continued on next page.
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43098HA (OT) No. 5675-1/8