Panasonic AN3358SH Datasheet
ICs for VCR
AN3358SH
2-head recording and playback amplifier IC for 8 mm video camera
■ Overview
The AN3358SH is a recording and playback amplifier IC for 8 mm video camera of 2-head large diameter
cylinder, and encapsulated in a small SO package of 24
pins and 0.5 mm pitch.
■ Features
• 2-channel playback head amp
• 2-channel recording amp (collector open type
with a single pin output)
• RF-AGC
• Pulse generator for drop out compensation
(DOC)
• Supply voltage: 5 V ± 0.5 V
• Small SO package of 0.5 mm pitch (SSOP-24D)
■ Applications
• 8 mm video camera
■ Block Diagram
6.5 ± 0.3
24 13
112
0.50
(0.50)
Seating plane
0.2 ± 0.1
SSOP024-P-0300A
5.5 ± 0.3
7.5 ± 0.3
0.65 ± 0.100.65 ± 0.10
1.5 ± 0.20.1 ± 0.1
0
.1
0
+
(0.50)
5
.0
0
−
0.15
Unit: mm
0° to 10°
Seating plane
24
1
HSW
23
LOGIC
2
DOC out
PB/REC
22
Det
3
Mute/REC
DOC in
AGC out
20
21
Det
ch.1
4
5
CH1 HA in
19
6
GND
AGC in
18
HL
7
8
GND
17
ch.2
Y-out
16
Diff
9
CH2 HA in
ATF out
15
10
V-Reg out CH1
Y/C/ATF/Aud. in
14
Buff.
11
V-Reg out CH2
13
Reg
12
CC
V
1
AN3358SH ICs for VC R
■ Pin Descriptions
Pin No. Description
1 HSW changeover pin
2 PB/REC changeover pin
3 Mute/REC changeover pin
4 ch.1 head amp. damping pin
5 ch.1 head amp. input pin
6 Small signal GND
7 REC curr. amp. output pin
8 ch.2 head amp. input pin
9 ch.2 head amp. damping pin
10 V-reg out.ch.2 pin
11 V-reg out.ch.1 pin
12 Main V
CC
■ Absolute Maximum Ratings
Parameter Symbol Rating Unit
Supply voltage V
Supply current I
2
Power dissipation
Operating ambient temperature
Storage temperature
Note)*1: Except for the operating ambient temperature and storage temperature, all ratings are for Ta = 25°C.
2: The power dissipation shown is for the IC package in free air at Ta = 70°C.
*
*
1
*
1
*
CC
CC
P
D
T
opr
T
stg
Pin No. Description
13 Capacitor pin for V-Reg.
14 REC curr. amp. input pin
15 ATF output pin
16 Y-output pin
17 Main GND
18 AGC input pin
19 AGC det pin
20 AGC output pin
21 DOC input pin
22 DOC det pin
23 DOC output pin
24 DOC level control pin
6V
mA
201 mW
−20 to +70 °C
−55 to +125 °C
■ Recommended Operating Range
Parameter Symbol Range Unit
Supply voltage V
CC
■ Electrical Characteristics at Ta = 25°C
Parameter Symbol Conditions Min Typ Max Unit
REC circuit current I
Recording current output I
PB/REC V
12RECVCC
7
2RECVCC
REC mode hold voltage measurement
Mute/REC V
3RECVCC
REC mode hold voltage measurement
Mute/REC V
3MuteVCC
Mute mode hold voltage measurement
PB circuit current I
12PB
2
= 5 V 29 (41) 53 mA
V
= 5 V,V
CC
f = 5 MHz
= 5 V, pin 2 potential 0 1.5 V
= 5 V, pin 3 potential 0 1.5 V
= 5 V, pin 3 potential 3.5 5V
V
= 5 V 12 (17) 22 mA
CC
4.5 to 5.5 V
= 200 mV[p-p], 31 (44) 57 mA[p-p]
IN
ICs for VCR AN3358SH
■ Electrical Characteristics at Ta = 25°C (continued)
Parameter Symbol Conditions Min Typ Max Unit
HSW DC unbalance HSW VCC = 5 V 100 mV[p-p]
ch.1 gain G
ch.2 gain G
Y-output/ATF output gain ratio G
−G
Input-referred noise ch.1 N
G
Input-referred noise ch.2 N
G
ATF output DC voltage V
Y-output DC voltage V
PB/REC PB mode hold voltage V
HSW high-level hold voltage V
HSW low-level hold voltage V
AGC output amplitude V
AGC sensitivity ∆V
AGC output DC voltage V
Drop-out detection on level V
Drop-out detection off level V
Drop-out pulse low-level V
Drop-out pulse high-level V
Recording current secondary D
harmonic distortion
Recording current frequency I
characteristics ratio
*
*
7H
PB frequency characteristics V
*
ratio
Note) The standard values in the parenthesis are the typical values and not the guaranteed ones.
V
VCC = 5 V, 60 (64) 68 dB
5-16
pin 5 input: V
= 0.3 mV[p-p]
IN
f = 5 MHz
V
8-16
= 5 V, 60 (64) 68 dB
CC
pin 8 input: V
= 0.3 mV[p-p]
IN
f = 5 MHz
V
5-16
5-15
= 5 V,
CC
pin 5 input: V
= 0.3 mV[p-p] −2 (0) 2 d B
IN
f = 5 MHz
/VCC = 5 V, 1 MHz BPF output is 1
5-16
divided by gain
5-16
/VCC = 5 V, 1 MHz BPF output is 1
8-16
divided by gain
8-16
VCC = 5 V 1.9 (2.3) 2.7 V
15
VCC = 5 V 1.9 (2.3) 2.7 V
16
VCC = 5 V, pin 2 potential 3.5 5V
2PB
measurement
V
1H
= 5 V, pin 1 potential 3.5 5V
CC
measurement
V
1L
= 5 V, pin1 potential 0 1.5 V
CC
measurement
18-20
VCC = 5 V,V
= 500 mV[p-p], 280 (400) 520
IN
f = 5 MHz
18-20VCC
= 5 V, f = 5 MHz 3dB
VIN = 500 mV[p-p] ± 6 dB
V
20
21ONVCC
= 5 V 2.05 (2.45) 2.85 V
CC
= 5 V, f = 5 MHz, −16.0 (−12.5) −10.5 dB
VIN = 400 mV[p-p] → 0
21OFFVCC
23L
= 5 V, f = 5 MHz, −9.5 (−7.5) −5.5 dB
V
= 0 → 400 mV[p-p]
IN
V
CC
= 5 V,V
= 400 mV[p-p], (0) 0.5 V
IN
f = 5 MHz
VCC = 5 V 2.8 (3.2) 3.6 V
23H
VCC = 5 V, VIN = 200 mV[p-p], −45 dB
2f
f = 5 MHz
/ IZV
/V
16H
16
= 5 V, f = 10 MHz, 5 MHz 0 dB
CC
V
= 200 mV[p-p]
IN
= 5 V, f = 10 MHz, 5 MHz −3 dB
CC
VIN = 0.3 mV[p-p]
µV[rms]
µV[rms]
mV[p-p]
3
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